quadgram

This is a table of type quadgram and their frequencies. Use it to search & browse the list to learn more about your study carrel.

quadgram	frequency
the velocity of light	64
the theory of relativity	37
the motion of the	37
of time and space	35
general theory of relativity	32
special theory of relativity	31
with respect to the	30
the special theory of	28
in the direction of	26
in a straight line	26
in the case of	26
the general theory of	25
with regard to the	24
a ray of light	24
on the other hand	23
the law of gravitation	22
the velocity of the	21
of space and time	21
the principle of relativity	20
at the same time	20
with reference to the	19
of the general theory	16
of the special theory	16
on the surface of	16
the laws of nature	15
action at a distance	15
in the absence of	14
the fact that the	14
the square of the	13
in a gravitational field	13
that is to say	13
the case of the	13
theory of relativity is	13
in connection with the	12
the path of the	12
the surface of the	12
a point in space	11
the sum of the	11
of the velocity of	11
motion of the earth	11
in the same direction	11
the length of a	11
that there is no	11
the direction of the	11
at right angles to	10
motion with respect to	10
the motions of the	10
the nature of the	10
time and space are	10
the distance between two	10
in such a way	10
the same for all	10
space and time are	10
in the presence of	10
velocity of light is	9
respect to the ether	9
if we are to	9
as to the nature	9
that the laws of	9
the ratio of the	9
it is necessary to	9
in terms of the	9
distance between two points	9
velocity of light in	9
with the velocity of	9
observer on the earth	9
that the velocity of	9
the center of the	9
in the first place	9
to the nature of	9
of the relativity of	9
in the neighborhood of	9
that space and time	9
the results of the	8
surface of a sphere	8
in the sense of	8
of the royal society	8
on the spherical surface	8
sum of the squares	8
relativity of uniform motion	8
square of the distance	8
to the conclusion that	8
if there were no	8
of the fact that	8
to that of light	8
the motion of a	8
the special relativity theory	8
the surface of a	8
as a matter of	8
a matter of fact	8
are in relative motion	8
of the theory of	8
what is meant by	8
of the nature of	8
a system of coordinates	8
with which we are	8
of the earth in	8
the length of the	8
the laws of disposition	8
at the same rate	8
is due to the	8
according to the theory	7
in exactly the same	7
the relative motion of	7
the ether of the	7
the direction of their	7
at rest with respect	7
of the motion of	7
surface of the earth	7
uniform motion in a	7
in a state of	7
motion in a straight	7
an observer on the	7
motion of the observer	7
same for all observers	7
with that of light	7
velocity with respect to	7
with respect to a	7
as the velocity of	7
if we wish to	7
the relativity of uniform	7
the earth in its	7
to the fact that	7
to the theory of	7
regard to the observer	7
time and space and	7
a large number of	7
on the ground that	7
which is independent of	7
the observer and the	7
ray of light would	7
the earth and the	7
laws of nature are	7
the geometry of the	7
wave theory of light	7
motion of the fly	7
the difference between the	7
in the nature of	7
the square root of	7
the way in which	7
rest with respect to	7
the position of the	7
world of four dimensions	7
on the basis of	7
it is not the	6
the path of a	6
the edge of the	6
what we mean by	6
the observer on the	6
moving in the direction	6
is independent of the	6
of the heavenly bodies	6
bodies in the universe	6
of motion of the	6
it is true that	6
of the electromagnetic field	6
with the theory of	6
motion through the ether	6
as well as the	6
what is true of	6
the nature of light	6
of the gravitational field	6
between any two points	6
to the same thing	6
to the velocity of	6
we may say that	6
when we say that	6
the theory of gravitation	6
with reference to which	6
with the help of	6
universe as a whole	6
of the squares of	6
in spite of the	6
to the motion of	6
the same direction as	6
to account for the	6
the nature of matter	6
the direction of motion	6
in the course of	6
the force of gravity	6
various contributors and the	6
of the earth through	6
under the influence of	6
if we were to	6
by the fact that	6
and at the same	6
that the earth was	6
laws of disposition of	6
the direction in which	6
as we have seen	6
in the same way	6
the perihelion of mercury	6
eclipse of the sun	6
the idea of the	6
on the plane e	6
at the rate of	6
by means of a	6
to be able to	6
earth in its orbit	6
contributors and the editor	6
the end of the	6
no such thing as	6
by various contributors and	6
the same way as	6
respect to the first	6
as compared to the	6
of the laws of	6
the presence of the	6
is the result of	6
the manner in which	6
of the universe as	6
motion of a body	6
the universe as a	6
attached to the earth	6
a study of the	5
to that of the	5
in which we are	5
the einstein theory of	5
in addition to the	5
the gravitational field and	5
that there can be	5
from the standpoint of	5
the state of the	5
not in the least	5
right angles to the	5
in the world of	5
concepts of time and	5
of the observer and	5
we shall be able	5
it ought to be	5
velocity with regard to	5
set of coordinate axes	5
the existence of a	5
with the same velocity	5
such a way that	5
we speak of the	5
of the external world	5
at the end of	5
of the perihelion of	5
of the sum of	5
so far as the	5
are equivalent for the	5
of the planet mercury	5
the relativity of motion	5
connection with the theory	5
as the square of	5
the source of light	5
when we speak of	5
in the sense that	5
at the time of	5
we do not know	5
the earth through the	5
the propagation of light	5
the absolute motion of	5
it will be seen	5
to be at rest	5
in the special theory	5
the influence of gravitation	5
to the direction of	5
the laws of conservation	5
the rotation of the	5
that time and space	5
the two sets of	5
earth through the ether	5
the universe is spatially	5
that so far as	5
is no such thing	5
the presence of matter	5
there is no such	5
in the theory of	5
of the scientific american	5
a way as to	5
about the motion of	5
is the same for	5
square root of the	5
root of the sum	5
the sun and the	5
surface of the globe	5
a law of nature	5
one or the other	5
the case of a	5
velocity of light with	5
would have to be	5
we shall see that	5
the mass of a	5
that it is impossible	5
measure the length of	5
the positions of the	5
the university of leyden	5
motion of the universe	5
the wave theory of	5
a straight line in	5
turn out to be	5
for the purpose of	5
direction of their motion	5
the ray of light	5
to be regarded as	5
as a result of	5
time and space as	5
ether of the general	5
spite of the fact	5
absolute motion of the	5
and the law of	5
points a and b	5
it is obvious that	5
is true of the	5
inversely as the square	5
shall be able to	5
in the opposite direction	5
into space and time	5
such a way as	5
president of the royal	4
all bodies in the	4
the laws of dynamics	4
mechanical principle of relativity	4
in precisely the same	4
length of the rod	4
the conception of the	4
field of the sun	4
the concept of time	4
gravitational field of the	4
that he is at	4
the rays of light	4
of the earth on	4
in the direction which	4
that the light had	4
the curvature of the	4
in a position to	4
at the university of	4
at a speed of	4
the speed of light	4
waves set up by	4
gravitational field and the	4
we are tempted to	4
to be considered as	4
to the special theory	4
the rest of the	4
sense of euclidean geometry	4
respect to one another	4
a frame of reference	4
the direction which we	4
for the first time	4
the displacement of the	4
conception of time and	4
is subject to gravitation	4
within the range of	4
the conclusion that the	4
and this is the	4
if the laws of	4
between two points in	4
the metrical properties of	4
straight line in the	4
unaccelerated frames of reference	4
edge of the sun	4
may be regarded as	4
the squares of the	4
we should say that	4
as well as to	4
one or more of	4
to serve as a	4
a system moving with	4
the neighborhood of matter	4
as we know it	4
the sense of euclidean	4
to the general theory	4
what he means by	4
the direction of its	4
einstein theory of relativity	4
if we take a	4
is so small that	4
g dx g dx	4
velocity of the earth	4
is given by the	4
the laws of mechanics	4
constant with regard to	4
that it is the	4
the attraction of the	4
of a gravitational field	4
as shown in the	4
made it clear that	4
special and the general	4
the sun would be	4
relative motion of the	4
mass of a body	4
a beam of light	4
electromagnetic theory of light	4
of light with regard	4
the velocity with which	4
and that of the	4
equal intervals of time	4
must be the same	4
we shall have to	4
exactly the same manner	4
the fact that it	4
it is clear that	4
is the most important	4
all the metrical properties	4
how are we to	4
the electromagnetic theory of	4
the force of gravitation	4
one of the foci	4
the most important result	4
be the same for	4
the deflection of light	4
the relative motion between	4
is independent of all	4
the space and time	4
the nature of things	4
the frame of reference	4
the size of the	4
of a finite universe	4
universe is spatially finite	4
of the einstein theories	4
of the lorentzian ether	4
a system of geometry	4
that a ray of	4
we have only to	4
light with regard to	4
it has been shown	4
the existence of an	4
of the earth and	4
our ideas of the	4
this part of the	4
moving through the ether	4
one of the most	4
independent of all observers	4
of the new theory	4
the form of the	4
we are accustomed to	4
of one of the	4
moves with reference to	4
the acceleration of the	4
the special and the	4
a flash of light	4
the general laws of	4
theory of relativity has	4
in the university of	4
expressed in terms of	4
it is not a	4
force exerted by the	4
the earth as a	4
to which the name	4
from the essay by	4
must be regarded as	4
by means of the	4
length of a rod	4
comparable to that of	4
the observer in the	4
is one of the	4
at the same instant	4
in the scientific american	4
that there is a	4
the position of a	4
of a point in	4
to measure the velocity	4
the movement of the	4
with respect to one	4
it will be noted	4
close to the sun	4
relative to the observer	4
but we must not	4
is not affected by	4
points in a plane	4
that we do not	4
to do with the	4
does not in the	4
a continuum of points	4
principle of relativity is	4
that the distance between	4
a straight line with	4
the fact that in	4
ideas of time and	4
thing as absolute motion	4
a set of coordinate	4
in the system of	4
it was possible to	4
motion of the source	4
space and absolute time	4
that the universe is	4
he tells us that	4
there can be no	4
the equations of the	4
is the law of	4
is in accord with	4
to point out that	4
there is no way	4
case of the planet	4
relatively to one another	4
the mechanical principle of	4
it turns out that	4
to be the same	4
the case of light	4
the special principle of	4
the ether of space	4
the attraction of gravitation	4
on the nature of	4
the orbit of mercury	4
is by no means	4
the essay by prof	4
light in a vacuum	4
shall see that the	4
of a system of	4
the mass of the	4
as we had supposed	4
be thought of as	4
the time of the	4
sun and the earth	4
a phenomenon of the	4
the velocity of a	4
to the effect that	4
which are to be	4
velocity of the light	4
motion relative to the	4
from that of the	4
when we come to	4
the scientific american for	4
space of four dimensions	3
between the space and	3
increase in size as	3
is obvious that we	3
be the law of	3
is that it is	3
that the sun is	3
two points in space	3
as the fourth dimension	3
special principle of relativity	3
one set of coordinates	3
get the same result	3
circumference of a circle	3
line between euclidean and	3
may be referred to	3
motion of the body	3
the conditions of the	3
all unaccelerated frames of	3
the laws of motion	3
as is well known	3
this point of view	3
of the real world	3
we are in a	3
the extent to which	3
it is possible to	3
if we think of	3
dx g dx g	3
reference to the other	3
reference to which the	3
the time it takes	3
into the nature of	3
the gravitational field is	3
the waves set up	3
the mathematical statement of	3
more and more from	3
end of the spectrum	3
and the theory of	3
a gravitational field and	3
we say that the	3
ought to be possible	3
total eclipse of the	3
as a whole is	3
the use of a	3
new theory of gravitation	3
the theory is the	3
as a means of	3
ratio of the circumference	3
the equations of motion	3
direct consequence of the	3
direction of its motion	3
the line joining the	3
in accord with the	3
of conservation of energy	3
is exactly the same	3
theory of a finite	3
there would be no	3
there is an absolute	3
the basis of the	3
the space may be	3
of the world of	3
absolute motion in space	3
of the two observers	3
measure the velocity of	3
theory of relativity a	3
there may be no	3
in so far as	3
the bell is struck	3
if the bell is	3
resistance of the air	3
falling with the acceleration	3
a distortion of the	3
as if it were	3
points and lines and	3
need only point out	3
law of nature which	3
the theory that light	3
within the limits of	3
the effect of the	3
one of the highest	3
the course of time	3
motion with reference to	3
space and time of	3
will be noted that	3
so long as it	3
at rest or in	3
impossible to distinguish between	3
that of an ellipse	3
is the velocity of	3
between euclidean and non	3
frames of reference are	3
regard to the medium	3
fact that it is	3
a definite system of	3
space and time intervals	3
body with reference to	3
what we have said	3
a source of light	3
with the assumption that	3
laws of conservation of	3
direction in which we	3
his theory of relativity	3
of light passing near	3
attractive power would be	3
matter how different their	3
that the geometry of	3
be affected by the	3
in point of fact	3
of the surrounding bodies	3
the general principle of	3
it is in order	3
his attention to the	3
concept of absolute motion	3
matter in the universe	3
of measuring space and	3
theory of relativity the	3
suppose that we are	3
theory of time and	3
the same way that	3
by the straight line	3
between time and space	3
the world of events	3
the eclipse of the	3
the reality of the	3
move away from s	3
to go out as	3
a point in a	3
meeting of the royal	3
a special case of	3
a certain point of	3
character of the world	3
to an inertial system	3
as in case a	3
same direction as the	3
box and its contents	3
of light in the	3
as the special theory	3
the straight line in	3
space and time standards	3
the absence of a	3
we are able to	3
time as the fourth	3
obtained in connection with	3
answer to the question	3
the result of one	3
the attractive power would	3
geometry of four dimensions	3
in terms of things	3
of a fourth dimension	3
the space of our	3
is in new york	3
the mathematical expression of	3
the deviation of light	3
which we have to	3
which is to be	3
be attracted by the	3
it takes to go	3
from new york to	3
at the instant when	3
regard to one another	3
of the geometry of	3
we find that the	3
approaches that of light	3
the principle of the	3
the existence of the	3
height above the floor	3
between two elements possesses	3
which we are familiar	3
positions of the two	3
of a ray of	3
of the details of	3
at miles per hour	3
the great majority of	3
with a velocity of	3
but it is not	3
when we attempt to	3
the distance between the	3
absolute space and absolute	3
of rest or of	3
of a body in	3
the velocity of sound	3
to the square of	3
the expression of a	3
they move away from	3
uniform movement of translation	3
takes to go from	3
that it would be	3
the principle of least	3
go from new york	3
the rate of miles	3
must also hold good	3
motions of the planets	3
of the solar system	3
as far as the	3
the sense of sight	3
precisely the same way	3
that light was a	3
and the significance of	3
may be no holes	3
by the presence of	3
so that we may	3
a point in the	3
result of one of	3
the only thing that	3
in size as they	3
the laws of gravitation	3
it is that the	3
the special theory is	3
the discharge of electricity	3
nothing to do with	3
from the centre of	3
have no effect on	3
is moving in the	3
the net result of	3
of the same nature	3
a state of rest	3
the theory of the	3
the moon and the	3
as to make it	3
no matter how different	3
in one way or	3
motion to one another	3
point on the earth	3
the simplicity of the	3
as compared with the	3
but it is the	3
in much the same	3
independent of the motion	3
a point on the	3
that this is not	3
as they move away	3
a system of inertia	3
the distortion of the	3
an artificial field of	3
that the idea of	3
because the earth is	3
time and space in	3
in the external world	3
the very fact that	3
there is nothing in	3
the time taken for	3
it is difficult to	3
the dividing line between	3
is that of the	3
spherical surface of the	3
if it does not	3
according to einstein the	3
to say that the	3
principle of the relativity	3
by a point in	3
of miles an hour	3
of the phenomena of	3
relative to one another	3
this sort of thing	3
the moon would be	3
arrived at the same	3
one attached to the	3
which we have been	3
answer to this question	3
but what is this	3
the external world is	3
this does not mean	3
what is this ether	3
difference between the two	3
standards of space and	3
to go from new	3
may be taken as	3
this phase of the	3
in terms of space	3
in uniform movement of	3
generalized theory of relativity	3
the system of coordinates	3
velocity of a train	3
important result obtained in	3
with the acceleration of	3
moves in a straight	3
as if there were	3
to detect absolute motion	3
the effect of a	3
the relation of the	3
confirmed in the case	3
at the center of	3
part of the universe	3
angles to the direction	3
of miles per second	3
to be ascribed to	3
result obtained in connection	3
the character of the	3
and the general theory	3
reference to the sun	3
the curvature of space	3
of light in a	3
in practically every instance	3
in the direction o	3
with the special theory	3
of what is meant	3
ray of light which	3
the doctrine of the	3
is found to be	3
relative to the ether	3
state of rest or	3
by the square root	3
as the laws of	3
that the curvature of	3
highest achievements of human	3
or of uniform motion	3
for the statement of	3
law of inverse squares	3
it will be realized	3
of the three dimensions	3
the observed phenomena of	3
be regarded as a	3
the significance of the	3
to the competing essayists	3
of reference are equivalent	3
is based on the	3
for the round trip	3
a world of four	3
of such sort that	3
the same velocity as	3
dividing line between euclidean	3
that light must be	3
as the basis of	3
have led to the	3
the distance from the	3
to the wave theory	3
produce the sensation of	3
length of a body	3
is indeed a very	3
in his theory of	3
varies inversely as the	3
a statement of the	3
in the history of	3
passing near the sun	3
phase of the subject	3
of the university of	3
with the same speed	3
or frame of reference	3
he is at rest	3
of the angles of	3
a system of reference	3
ray of light passing	3
in the ether of	3
and the nature of	3
by assuming that the	3
appears to be the	3
to show that the	3
the question whether the	3
the motion of all	3
artificial field of force	3
of light and the	3
the law of inertia	3
one of the four	3
the purpose of the	3
a straight line from	3
it was found that	3
on the assumption that	3
the spherical surface of	3
earth on its axis	3
assumption about the motion	3
by their distances from	3
give rise to a	3
were not able to	3
it is found that	3
are in a state	3
achievements of human thought	3
there is an ether	3
thinks that he is	3
velocity of miles per	3
a straight line is	3
the medium for the	3
if it is not	3
the geometry of space	3
equivalent for the statement	3
are due to the	3
in relative motion to	3
of the attraction of	3
the world of space	3
and lines and planes	3
of uniform motion in	3
in motion relative to	3
statement of the general	3
of the reality of	3
a field of force	3
must be pointed out	3
another point of view	3
so small as to	3
the space round it	3
instead of being a	3
one and the same	3
on account of the	3
motion of an observer	3
according to this theory	3
of time at a	3
about the nature of	3
make it clear that	3
a speed of miles	3
it has been known	3
the new york times	3
two elements possesses significance	3
the earth on its	3
space and time measurements	3
in the light of	3
a velocity of miles	3
the gravitational influence of	3
sum of the angles	3
rest or of uniform	3
and the one which	3
the perihelion of the	3
of the human mind	3
that the mass of	3
measuring space and time	3
of light would be	3
the work of the	3
acted upon by a	3
of the einstein theory	3
for a moment to	3
the ether does not	3
the circumference of a	3
and the laws of	3
do not believe that	3
of the problem of	3
is subject to the	3
straight line with constant	3
with a velocity v	3
on the part of	3
rigid bodies do not	3
exactly the same as	3
interval between two events	3
acceleration with reference to	3
with a constant acceleration	3
we have always supposed	3
the invariant expression for	3
that there must be	3
on a sheet of	3
of the foci of	3
the properties of light	3
of electricity through gases	3
in accord with what	3
it follows that the	3
contrary to common sense	3
without reference to the	3
any one of them	3
velocity through the ether	3
the gravitational field of	3
two and three dimensions	3
theory of relativity it	3
is only to be	3
of relativity is a	3
attracted by the sun	3
it is not possible	3
go at the same	3
what might have been	3
it became evident that	3
of the physical world	3
to the gravitational field	3
is a special case	3
the relations of real	3
is meant by the	3
it is not so	3
in any small region	3
the answer to the	3
from what we have	3
with the laws of	3
reference to the earth	3
with respect to these	3
its distance from the	3
with the idea of	3
are of the same	3
are relative to the	3
propagation of light in	3
to the general reader	3
with regard to one	3
time it takes to	3
the spaces of the	3
as we have always	3
of light in vacuo	3
rotation of the earth	3
if there is no	3
between the two sets	3
to most of us	3
all over the world	3
of galileo and newton	3
and the general theories	3
we are going to	3
there is nothing to	3
the dimensions of the	3
with reference to some	3
that there is an	3
comparable with that of	3
the form of a	3
the connection between the	3
this is the most	3
of disposition of the	3
to which it is	3
there is no reason	3
principle of least action	3
angles of a triangle	3
in terms of our	3
is constant with regard	3
all of the same	3
would be impossible to	3
nature of matter and	3
out of its course	3
line with constant velocity	3
the resistance of the	3
our belief in the	3
is a continuum of	3
is at rest with	3
of action at a	3
the world as it	3
we get a euclidean	3
most important result obtained	3
it will appear to	3
in regard to the	3
and that it is	3
time and space to	3
of the highest achievements	3
partly of our original	3
about time and space	3
their state of motion	3
discharge of electricity through	3
the mass of such	3
as a special case	3
it is evident that	3
we shall find a	3
in dealing with the	3
in uniform motion relative	3
there must be some	3
be out of place	3
equal to that of	3
view of the universe	3
an amount of energy	3
with respect to this	3
the observed facts of	3
uniform motion relative to	3
in the form of	3
a careful study of	3
as part of the	3
theory of gravitation since	3
to a coordinate system	3
path of the moon	3
for the fact that	3
for the eugene higgins	3
the discussion of the	3
as to which of	3
motion with regard to	3
the practical geometry of	3
of the mechanism of	3
to the extent that	3
in the center of	3
as we shall see	3
if he were to	3
the shape of the	3
large number of experiments	3
a universe in which	3
measurements in terms of	3
in the space of	3
and note the time	3
action and reaction between	3
to the principle of	3
careful study of the	3
the measurement of time	3
we take a section	3
he means by a	3
is as good as	3
also hold good for	3
the centre of the	3
general principle of relativity	3
been shown to be	3
to measure the length	3
reference are equivalent for	3
it would be impossible	3
tenths that of light	3
so long as we	3
would obtain the same	3
a part of the	3
attraction of the sun	3
the geometrical character of	3
compared with that of	3
be seen to be	3
for the sake of	3
of the copernican system	3
such thing as absolute	3
a set of axes	3
and space are not	3
exactly the same time	3
his law of gravitation	3
wish to investigate the	3
a sheet of paper	3
that the two clocks	3
the highest achievements of	3
the idea of a	3
be referred to a	3
we do not see	3
that we shall be	3
joining the two points	3
the earth around the	3
discussion of the special	3
in this case the	3
the university of berlin	3
the cosmos as a	3
of the line joining	3
independent of the velocity	3
than that of light	3
through the ether is	3
appears the same to	3
the gun is fired	3
conception of the ether	3
at a certain time	3
of length and time	3
that all motion is	2
between two points on	2
there is no gravitation	2
actual measurements in terms	2
the velocity with regard	2
take a section in	2
the distinction between the	2
the general theory and	2
in any one set	2
are dealing with a	2
concise statement by prof	2
is in some way	2
velocity of the planets	2
in its most general	2
always be the same	2
in which time is	2
small as to be	2
whatever the relative motion	2
because it is not	2
an observer moving with	2
doubt that they confirm	2
limited in any way	2
our perceptions and conceptions	2
principle of relativity and	2
less than a second	2
of the given continuum	2
its height above the	2
travelled in straight lines	2
but none the less	2
more or less of	2
is not the slightest	2
and look into the	2
is to point out	2
of the source toward	2
the white house is	2
on the velocity of	2
the external reality from	2
it is often said	2
either observer appears to	2
the sun is much	2
line joining it to	2
about two and a	2
is nothing but an	2
to him the noise	2
principle of relativity a	2
of a part of	2
velocity of light must	2
the reason for this	2
a position to form	2
the only thing in	2
the matter of which	2
if the velocity of	2
every law of nature	2
if it turns out	2
and the other at	2
a total eclipse of	2
constant of integration in	2
sign before the time	2
after a careful study	2
elements of the set	2
whether two events at	2
section in one direction	2
for a moment that	2
of any one of	2
greater and greater as	2
may be made of	2
in a strong gravitational	2
lay down a proposition	2
of the sort which	2
developments in theoretical physics	2
a direct consequence of	2
it is not generally	2
account of the very	2
all of our perceptions	2
motion relative to one	2
deflection of light by	2
rather than a single	2
have already alluded to	2
when we try to	2
two points in a	2
that and the other	2
so constituted that uniform	2
between the observer and	2
special theory and its	2
there were no other	2
becomes more and more	2
earth to stand on	2
static world of points	2
would be different if	2
say which is the	2
is so constituted that	2
a euclidean space of	2
a coordinate system k	2
rectilinear motion with respect	2
action of a force	2
after einstein has had	2
only thing in the	2
under the gravitational influence	2
dimensional world of the	2
to a set of	2
vacuum has a definite	2
in a popular explanation	2
displacement at the limb	2
for the displacement at	2
the cartesian coordinates of	2
the separation between two	2
of uniform motion tells	2
affirming that it is	2
has long been known	2
nothing else than latent	2
be able to make	2
half the velocity of	2
the copernican system of	2
geometry of two dimensions	2
proportional to the mass	2
to act as judges	2
interval and of the	2
mercury column and the	2
any physical process or	2
is to agree that	2
it is plain that	2
magnitudes of the same	2
every one of these	2
the same time as	2
mere part of the	2
of matter and energy	2
the details of the	2
independent of one another	2
but this does not	2
a particle of matter	2
most fundamental of all	2
of time or space	2
the points a and	2
connection with the present	2
motion of a system	2
or replace it by	2
earth and the ether	2
average amount equal to	2
to the force of	2
observations made during the	2
relationship between only such	2
standard of time would	2
was felt that the	2
in other words the	2
explanation of his postulates	2
the new law has	2
english solar eclipse expedition	2
they were thinking of	2
foci of this ellipse	2
of any physical process	2
calculation shows that the	2
to observers on the	2
theory among all the	2
number of dissenting opinions	2
a grip on the	2
of the source of	2
as to the justification	2
which we shall not	2
universe is so constituted	2
keep track of the	2
on a plane surface	2
axes fixed in the	2
reference to the ether	2
the presence of another	2
whatever their physical or	2
for the waves of	2
we can not imagine	2
of the idea of	2
a state of affairs	2
moving with uniform velocity	2
force is manifested relative	2
be referred to as	2
is the longest possible	2
of cosmic order of	2
light passing close to	2
it was known to	2
alteration of motion is	2
how different their x	2
and three for distances	2
if i pass you	2
the inertia of the	2
part of my theory	2
the best of those	2
because to him the	2
form of the equations	2
a distortion or strain	2
to us as a	2
the planets around the	2
surpasses in boldness everything	2
we find a remarkable	2
to this question is	2
at a net speed	2
to their masses and	2
to distinguish between them	2
position of the magnetic	2
expanded form of an	2
the reader into the	2
the special theory among	2
leaves the field equations	2
the world is so	2
too small for detection	2
it is moving at	2
that one of them	2
travel with the same	2
in a similar way	2
space and mass and	2
an acceleration with reference	2
we could not prove	2
with constant velocity with	2
in terms of euclidean	2
the effect that the	2
without introducing any new	2
a consequence of our	2
continuum of two dimensions	2
the day of the	2
the choice of the	2
which we are accustomed	2
in the next chapter	2
would not be the	2
theory of general relativity	2
approximation to the truth	2
the lines are parallel	2
one direction than in	2
the track in the	2
body in space is	2
reference to this ether	2
cartesian coordinates of the	2
observer and his reference	2
rotating with respect to	2
ever be able to	2
that this is true	2
is of course not	2
difficulty that another observer	2
but so long as	2
the myriad particles composing	2
us about time and	2
of these laws is	2
will be recalled that	2
that the spherical surface	2
the range of our	2
the home observer in	2
an address to the	2
can have no effect	2
to locate a point	2
at one of the	2
when there is a	2
space of one negative	2
the world looks like	2
the velocity of its	2
the absence of the	2
will answer that the	2
which of the two	2
to action and reaction	2
the apparent effects of	2
to take up in	2
as good as another	2
a transformation of axes	2
of lorentz and einstein	2
by any mechanical means	2
are you going to	2
in the place of	2
it is impossible to	2
two or three or	2
for the first in	2
from another point of	2
on this phase of	2
waiting to define any	2
modern developments in theoretical	2
of the difference between	2
of the external reality	2
seek a set of	2
a vacuum has a	2
point in space is	2
as lie within the	2
the greatest velocity occurring	2
time and space the	2
when we have formed	2
now come to the	2
speed approaches that of	2
brought about by the	2
deeper insight into the	2
the new theory of	2
to the ether is	2
get different values for	2
we cannot say whether	2
discrepancy between observation and	2
the world is only	2
leave no room for	2
we get a three	2
of the universe and	2
in the real world	2
on the motion of	2
the philosophical theories of	2
body free to move	2
the average of the	2
prepared to say that	2
greatest number of dissenting	2
we are now familiar	2
position of an object	2
come to consider the	2
we should have a	2
observer appears to the	2
a degree never before	2
travel in straight lines	2
portions of the world	2
to the relations of	2
as being at rest	2
velocities with regard to	2
c is the greatest	2
about is relative motion	2
continuum of three dimensions	2
any other and the	2
centre of the sun	2
this is in accord	2
a straight line at	2
of an observer and	2
address delivered on may	2
could not be round	2
to a ray of	2
we seem to have	2
theory is that the	2
one of these is	2
the same as that	2
einstein tells us that	2
if matter and light	2
that it is a	2
have a large number	2
which we call time	2
this is not the	2
could be attributed to	2
the objects to which	2
to the older school	2
the three space dimensions	2
fair to demand that	2
on the adjoining track	2
laws according to which	2
space to which we	2
yet it is not	2
in their famous experiment	2
the question whether two	2
an observer living on	2
because here more than	2
stars of appreciable mass	2
depends entirely upon the	2
to define any physical	2
a and b in	2
which is accessible to	2
the world about him	2
it to be true	2
the invariance of natural	2
a gravitational field of	2
new york to albany	2
displacement of the lines	2
same as in case	2
if we knew nothing	2
is nearer to o	2
the earth attracts the	2
is stationary and the	2
necessary consequence of the	2
inertia of a body	2
mathematical expression of our	2
and that such a	2
and of the mechanism	2
on his own system	2
a on the earth	2
of gravitation and the	2
state of motion is	2
an inertial system is	2
introduction of the copernican	2
to be sought for	2
the causes were thought	2
to be taken in	2
no effect on the	2
a velocity v through	2
of relativity a concise	2
any difference in the	2
was regarded as the	2
and all his apparatus	2
has a definite and	2
negation of this possibility	2
relativity of time and	2
give us our ordinary	2
a simple explanation of	2
a strong gravitational field	2
the direction o m	2
in time and space	2
the inertia of a	2
the royal society and	2
miles per hour he	2
strongly and more successfully	2
attached to the fixed	2
theory of gravitation the	2
of the universe were	2
no longer have the	2
as it ought to	2
to the same conclusions	2
to be compared in	2
the spherical surface is	2
very fact that it	2
the stuff of which	2
the first place he	2
for the limiting case	2
noise was entirely a	2
for the velocity of	2
the medium through which	2
of the manner in	2
existence of an ether	2
such things as lie	2
in uniform rectilinear motion	2
the elapsed time for	2
to the great circles	2
but i do not	2
is seen to be	2
will be the same	2
it is natural to	2
get a euclidean line	2
moving at the rate	2
the identity of the	2
of the space through	2
the law of the	2
and the absence of	2
direction which we thought	2
fact that in the	2
we find that we	2
and current physics and	2
to space and to	2
of axes fixed in	2
particular merit on this	2
of a given body	2
we think of our	2
of sound in air	2
any point on the	2
velocity of light as	2
add one bushel of	2
it will be well	2
for all changes of	2
of the light rays	2
i pass you at	2
with the external world	2
result of which is	2
a piece of paper	2
velocity of rotation of	2
for a system of	2
must be referred to	2
according to the motion	2
this has not been	2
a force at all	2
energy stored up in	2
is known as a	2
and the velocity of	2
we make our measurements	2
is moving through the	2
motions of the earth	2
him the noise was	2
as a distortion of	2
to the fixed stars	2
a rapidly moving body	2
in the solar spectrum	2
k must also hold	2
selection of reference axes	2
is electrical in nature	2
but for the fact	2
we are through with	2
as to how the	2
day of the eclipse	2
to the first system	2
the mystery of the	2
that is not equal	2
the red end of	2
direction different from that	2
the beginning of the	2
a section in one	2
of the general laws	2
of reference which is	2
with reference to axes	2
the expression for d	2
matter and light have	2
system of all possible	2
possible for any line	2
length of a moving	2
world is only to	2
because the world is	2
matter is subject to	2
be transferred to the	2
best discussion of the	2
travel in a straight	2
that we have two	2
as it is called	2
of that part of	2
the definitions and postulates	2
in respect to the	2
four dimensions of the	2
at a point in	2
a very large body	2
the principle that all	2
space and independent time	2
significance of the latter	2
we must have a	2
in its proper place	2
we confine ourselves to	2
force is precisely equivalent	2
along the two arms	2
a body is moving	2
relative motion between two	2
holds good with respect	2
a point on a	2
external reality from the	2
in a form independent	2
to define completely the	2
all objects in the	2
of the human race	2
at a distance of	2
there is no standard	2
in the first case	2
a statement of what	2
are in uniform movement	2
so that when we	2
be a straight line	2
disposition of rigid bodies	2
of the euclidean geometry	2
that this is the	2
which is inherent in	2
to the mass of	2
the fact that an	2
it is reflected back	2
a body in motion	2
the boundaries of the	2
the physical interpretation of	2
of two bodies is	2
with respect to which	2
legs of the journey	2
absolute space and time	2
what it is all	2
us from the stars	2
before the advent of	2
an ellipse rather than	2
these lines of force	2
joint phenomenon of the	2
a representation of the	2
a combination of the	2
at the heads of	2
define completely the position	2
it must not be	2
geometrical properties of the	2
be no doubt that	2
nothing more nor less	2
assume the ether to	2
the same as in	2
and conservation of momentum	2
the competition for the	2
that they are not	2
to confine his attention	2
as to be negligible	2
coming to us from	2
and mass and dimension	2
find that we are	2
has made it clear	2
distortion of the oval	2
shall not attempt to	2
for the mathematical statement	2
that there was no	2
to explain the michelson	2
to be taken as	2
according to this view	2
no matter how we	2
if we did not	2
the minus sign before	2
trinity is in new	2
just as in the	2
the motion of matter	2
that this space is	2
it is impossible by	2
fall to the earth	2
brought out more strongly	2
gravitational and inertial mass	2
of a spherical surface	2
a state of motion	2
is inherent in the	2
greater than that of	2
and space and the	2
phenomenon of the mind	2
relative motion between the	2
hypotheses as to the	2
throw out the space	2
the greatest number of	2
can no longer be	2
of motion of a	2
the line joining it	2
giving us a new	2
laws of nature would	2
but not in the	2
be limited in any	2
constancy of the velocity	2
an abstraction based on	2
the geometry of euclid	2
of the matter in	2
classical ideas on the	2
system is given by	2
one which partakes of	2
here on the earth	2
reference to some framework	2
would be in the	2
a complete system of	2
and its place in	2
that the earth is	2
the key to the	2
set of axes which	2
every possible combination of	2
turned his attention to	2
the same place in	2
merely a relation between	2
offer such a prize	2
so far as any	2
of events is four	2
miles in the same	2
the time it took	2
the shifting of spectral	2
way in which we	2
as in case b	2
analogous to that of	2
for the understanding of	2
there is no essential	2
of the special relativity	2
manner in which einstein	2
borne in mind that	2
like after einstein has	2
an island off the	2
into time and space	2
relatively to the ether	2
interpreted in terms of	2
to any external object	2
we to coordinate the	2
of points in a	2
the winner of the	2
you will find that	2
geometry takes the place	2
geometry on the plane	2
einstein speaks of the	2
is in reality a	2
the investigation of the	2
the action of a	2
and waiting to define	2
the theory of a	2
it will be recalled	2
the result of any	2
so far as this	2
we wish to express	2
the statement of relativity	2
system was at rest	2
was led to the	2
to realize that the	2
it may well be	2
relative to the first	2
geometry of the universe	2
the language of the	2
in the one case	2
far as they could	2
result of any physical	2
theory of relativity and	2
no matter what the	2
both at the same	2
any number of dimensions	2
the earth and its	2
is to be considered	2
the theory of newton	2
the elements of which	2
longer be regarded as	2
the lines were parallel	2
may not be thought	2
effect of the surrounding	2
from the edge of	2
the ground that the	2
away from s on	2
is but a few	2
the geometrical properties of	2
the constant c in	2
when we deal with	2
observer and the externals	2
small as compared to	2
reference frame because in	2
as to the reality	2
get a grip on	2
centrifugal force cited above	2
not produce any difference	2
have a definite system	2
let us consider a	2
just as the velocity	2
line in the figure	2
far as the laws	2
causal relationship between only	2
laws of mechanics are	2
can easily be seen	2
the same results as	2
partakes of any motion	2
this space is that	2
around the sun was	2
a number of essays	2
to the length of	2
a general theory of	2
out more strongly and	2
an observer on a	2
a state of acceleration	2
of the earth around	2
this is what is	2
not so much in	2
by professor william h	2
relationship existing between the	2
on the einstein theories	2
to assume that the	2
are very apt to	2
and time are not	2
come to the conclusion	2
in the following pages	2
conservation of mass and	2
will be realized that	2
the force exerted by	2
the best of the	2
be brought to coincide	2
ray of light from	2
only to be compared	2
the relative velocity of	2
when we look at	2
a great number of	2
will be seen to	2
of relativity has been	2
must be borne in	2
which of two bodies	2
say that there can	2
the system in which	2
of the same sort	2
red end of the	2
introduced into the physical	2
theory of relativity must	2
of a body or	2
in motion with respect	2
it can easily be	2
geometry of the space	2
opinions have been recorded	2
and of all other	2
e with respect to	2
no longer be regarded	2
with the existence of	2
the phenomenon of aberration	2
to a degree never	2
in a euclidean space	2
in which the distance	2
case of light coming	2
a similar way the	2
the mechanism of the	2
point and line and	2
greatest velocity occurring in	2
portion of the mass	2
absolute character of the	2
the eclipse of may	2
the law governing the	2
space and at the	2
next to each other	2
respect to a coordinate	2
in one direction than	2
due to the force	2
we have at last	2
award of the prize	2
amount of energy which	2
invariance of the laws	2
the distribution of the	2
the absolute truth about	2
the concept of absolute	2
form independent of the	2
is well known the	2
no longer in the	2
of the inverse square	2
be able to give	2
the same direction and	2
velocity of the sound	2
in the solar system	2
velocity v through the	2
all changes of coordinates	2
to test the validity	2
in the two cases	2
an acceleration equal to	2
once more to the	2
with its difficulties and	2
that if the space	2
when but years old	2
an observer travelling with	2
tells us that the	2
in terms of something	2
and one in time	2
this curvature by exploring	2
from s on the	2
the practical significance of	2
simultaneity of two events	2
and shall try to	2
we see that this	2
in the contest for	2
exerted by the earth	2
define the length of	2
in conflict with the	2
which it is necessary	2
which simply means that	2
to speak of a	2
we change our axes	2
difference whatever in the	2
accurately it is necessary	2
amount of energy e	2
moving at a speed	2
curvature that of force	2
what is there to	2
seconds of angular distance	2
general theory and its	2
at a precedes that	2
alterations of the measures	2
the condition that the	2
that you have to	2
the three dimensions of	2
is necessary to ascribe	2
space and the nature	2
relativity an address delivered	2
what is the medium	2
world is so constructed	2
to the observer and	2
our block of film	2
of the spectrum in	2
professor henry norris russell	2
been one of the	2
is clear that the	2
is the medium through	2
by direct exploration with	2
in other words we	2
of the motions of	2
we shall have the	2
by the attraction of	2
suppose we have a	2
an intrinsic property of	2
that we can not	2
its most important application	2
we assume that the	2
new view of gravitation	2
the unaccelerated motion of	2
from the earth with	2
the intersections of world	2
arrive at the same	2
by george frederick hemens	2
theory of gravitation and	2
what we call a	2
is in uniform rectilinear	2
merit on this phase	2
his box and its	2
case of the disc	2
thus seen that the	2
the foundation of all	2
temptation to say that	2
observer and the source	2
so small that it	2
the choice of a	2
has had his way	2
two events that occur	2
the quest of the	2
in space is equivalent	2
a direct result of	2
mass of such particles	2
as a direct result	2
the three dimensions which	2
mysterious force of attraction	2
the earth and all	2
earth and the sun	2
the electrical elementary particles	2
off the west coast	2
would be better to	2
number of essays on	2
berlin on january th	2
of elements to which	2
observer in the system	2
velocity occurring in nature	2
in the environment of	2
is not at all	2
shall have to measure	2
by einstein in his	2
to have no influence	2
a few years ago	2
cases in which the	2
in order to measure	2
it cuts our plane	2
to throw out the	2
spaces of the universe	2
shifting of spectral lines	2
is the medium for	2
the first in connection	2
small portions of the	2
for a long time	2
of a much more	2
in contact with the	2
which we thought was	2
to the system in	2
is what is meant	2
assumed to be the	2
the west coast of	2
find that the light	2
the final negation of	2
it would be difficult	2
the man in the	2
the fly relative to	2
relative motion to one	2
c is the velocity	2
is not the only	2
it is not at	2
when we look into	2
wherever there is matter	2
the path over which	2
events that occur in	2
four dimensions may be	2
the possibilities of the	2
system of postulates must	2
distance s between two	2
arguing in favor of	2
thought of as an	2
may be formulated as	2
great ocean of ether	2
matter in universal space	2
to which we are	2
we never observe an	2
light along the two	2
where it cuts our	2
the english solar eclipse	2
with which we have	2
a velocity equal to	2
theory of relativity teaches	2
set bodies in motion	2
space and time and	2
how do we know	2
will reach him in	2
is not equal to	2
cosmic order of magnitude	2
the relative motions of	2
is that the distance	2
to make a single	2
not venture to bring	2
why not light also	2
ether and its consequences	2
mechanism of our contact	2
theory and its surprising	2
nearer to o than	2
bodies which are not	2
this result is not	2
gravitation is the law	2
that one of the	2
to draw an accurate	2
the characteristic property of	2
the essays submitted in	2
universe in which geometry	2
in the newtonian sense	2
define the same length	2
ready and waiting to	2
which holds good with	2
to the idea of	2
who are interested in	2
in any way so	2
academy of sciences in	2
older theory of relativity	2
in our block of	2
we shall presently see	2
are not interfered with	2
exactly in the same	2
a complete history of	2
to make our observations	2
paper on this subject	2
in motion and the	2
we should have no	2
in which it was	2
difficulties and the manner	2
no essential difference between	2
new light on the	2
the place of the	2
shown on the photographic	2
perihelion of the orbit	2
if we do not	2
indicated that the ether	2
can be said in	2
only a finite number	2
they do to us	2
but if we have	2
we are to make	2
at a meeting of	2
bushel of wheat to	2
light coming to us	2
but as part of	2
in the geometry of	2
its difficulties and the	2
simple explanation of his	2
the facts of the	2
the earth or the	2
agree that we know	2
constituted that uniform straight	2
so that if you	2
the composition of velocities	2
concepts of space and	2
the object of the	2
set of elements to	2
practical significance of relativity	2
in the physical universe	2
way in which the	2
which the earth is	2
embedded in a jelly	2
details of its conduct	2
in terms of a	2
path of the ray	2
never be able to	2
half the speed of	2
a tree yards high	2
if the solar system	2
than usual in a	2
evident a statement about	2
be no holes in	2
are not so to	2
elements of some sort	2
the beam of light	2
the measurement of space	2
the effect is that	2
to pass from one	2
formed the abstract ideas	2
just because of the	2
it is a question	2
the hypotenuse equals the	2
at this point we	2
the invariance of the	2
by an observer on	2
the same number of	2
to formulate the theory	2
in inverse proportion to	2
in place of the	2
does not have to	2
that the things which	2
proportional to the motive	2
to us from the	2
no difference as regards	2
current physics and astronomy	2
of the conservation of	2
relation to each other	2
if we have a	2
in the end he	2
seven miles in the	2
is equivalent to the	2
that it shall be	2
small as to escape	2
and inversely proportional to	2
some of the details	2
of the fourth dimension	2
we now come to	2
definite result has been	2
the new concepts of	2
a s o b	2
sense of practical geometry	2
and the path of	2
it turns out to	2
the sphere of gravitation	2
body in the universe	2
to return to the	2
form the basis of	2
for any other system	2
of the mercury column	2
an introductory discussion of	2
the idea of motion	2
the concepts of space	2
is to show that	2
with the utmost care	2
experience an expanded form	2
between two points is	2
the same nature as	2
is the expression of	2
that it does not	2
the horse in pulling	2
from those of the	2
the principle of general	2
an address delivered on	2
the earth is the	2
at the cost of	2
not agree with those	2
the path of least	2
that gravitation could be	2
case of the general	2
ever proportional to the	2
that according to the	2
law which has been	2
compared to the time	2
three mutually perpendicular planes	2
royal society and the	2
the displacement at the	2
the block of film	2
the mercury column and	2
to the ether theory	2
of the special and	2
is at rest and	2
admit the lorentz transformation	2
there will be a	2
the realm of observation	2
of the ratio of	2
and its most important	2
at the basis of	2
the four coordinates of	2
have reached the same	2
an influence exercised by	2
with the cause of	2
coordinates and nothing more	2
not so constituted as	2
as well as those	2
must be prepared to	2
there has been no	2
we deny the relation	2
a change in the	2
if we take our	2
the motion of an	2
to this theory the	2
in a vacuum has	2
that the line is	2
that it is possible	2
of motion is concerned	2
of the stuff of	2
values of the g	2
of the ray is	2
essay in the contest	2
the speediest messenger with	2
produce any difference whatever	2
confirmed by the english	2
euclidean space and independent	2
and that the two	2
velocity of its source	2
shown in the fifth	2
the properties of an	2
it is unfortunate that	2
the revolution introduced into	2
which the theory of	2
inertial mass and gravitational	2
call attention to the	2
in its motion around	2
of any particle in	2
fixed with respect to	2
space and time to	2
relative velocity of the	2
address to the prussian	2
the solar system in	2
the tree and the	2
move with an acceleration	2
there will be no	2
light was a wave	2
any one set of	2
has nothing to do	2
deflected from their course	2
are not so constituted	2
a transformation of coordinates	2
the results of these	2
toward the red end	2
are not going to	2
a great deal of	2
so that it is	2
and the final negation	2
the principle of equivalence	2
by the transfer of	2
axes at any point	2
he will conclude that	2
an instant of time	2
according to the principle	2
we have a large	2
of light by gravitation	2
axes of x and	2
to say that there	2
describe the motion of	2
two points on the	2
drawn on the surface	2
has already been pointed	2
orbits of planets round	2
to be thought of	2
of the eclipse expedition	2
his way with it	2
and line and plane	2
or more of them	2
motion is ever proportional	2
bears the same relation	2
the squares on the	2
it could not be	2
invariance of natural law	2
which it was possible	2
light is subject to	2
degree never before equalled	2
aspect of the matter	2
at the same velocity	2
conceive of it as	2
of the fly relative	2
that the acceleration is	2
the cause of many	2
with which it explained	2
is no way of	2
adduced in favour of	2
of the philosophy of	2
that is not interfered	2
it is thus seen	2
of what we mean	2
perfectly good system of	2
system moving with uniform	2
point out that the	2
of any sort whatever	2
s o b s	2
light from the sun	2
and in no sense	2
is often said that	2
two miles per hour	2
say that space is	2
that of the earth	2
with half the speed	2
this is due to	2
and to consider pure	2
deny the relation between	2
order to measure the	2
different reference frame because	2
basic law of mechanics	2
the motion of any	2
the space through which	2
region it is impossible	2
swimmer will answer that	2
that we know what	2
not conform to the	2
on the earth would	2
copernican system of the	2
relatively to the observer	2
assume that he is	2
for an observer on	2
given by euclidean geometry	2
of the fixed stars	2
by permission from science	2
west coast of africa	2
through the ether at	2
apparent possibility of absolute	2
would lead to the	2
systems are equivalent for	2
means by a point	2
substituted the second for	2
amounts to the same	2
man in the street	2
theory to the test	2
we know what we	2
obtain the same result	2
to the time it	2
that the relativity of	2
the winning essay in	2
the great ocean of	2
things as lie within	2
that if a man	2
the possibility that the	2
has been obtained that	2
the velocity through the	2
studies dealing with the	2
be borne in mind	2
an absolute reference frame	2
professor of physics at	2
the world of four	2
coordinate system k must	2
two points a and	2
can in fact be	2
ether is at rest	2
the answer to this	2
the theory that the	2
of time and distance	2
of gravitation and inertia	2
we say that it	2
absolute time and space	2
at the head of	2
the relativity of time	2
be supposed to be	2
the consequences of the	2
which we will now	2
of energy in motion	2
compared in extent and	2
medium for the waves	2
so far as their	2
within the realm of	2
but will define the	2
a definite and constant	2
this world of events	2
that space is infinite	2
fundamental concepts of physics	2
of the spherical surface	2
which we should have	2
of the constancy of	2
any difference whatever in	2
planets round the sun	2
right angles to this	2
principle of general relativity	2
in the equations of	2
part of the world	2
nature of the gravitational	2
of the four coordinates	2
so far as we	2
the electric and magnetic	2
direction of relative motion	2
and even in the	2
of the planets around	2
that we are at	2
completely the position of	2
reference to the ground	2
obtain the motion of	2
which would account for	2
us to say that	2
proportional to the square	2
so that in any	2
an apple falls from	2
as the bearer of	2
to fix the position	2
his apparatus will not	2
horse in pulling a	2
inherent in the nature	2
that the waves set	2
see that this is	2
know what we mean	2
if we deny the	2
it should be possible	2
be expressed in terms	2
source and the observer	2
say that the earth	2
indifferent to hypotheses as	2
one of the stars	2
observer does not know	2
on a footing of	2
light must be regarded	2
of the earth with	2
and if he were	2
we have formed the	2
the old laws are	2
at rest in a	2
we are very apt	2
from a study of	2
it must be borne	2
we were to discover	2
of the propagation of	2
the elementary particles of	2
it is fair to	2
the nature of a	2
sets of four measurements	2
is in order to	2
have no influence upon	2
the earth it will	2
a lively sense of	2
ascribe to each point	2
and space and matter	2
or three or five	2
the gravitational pull of	2
velocity of the observer	2
the growth of the	2
may very well be	2
fact is that the	2
of the ether hypothesis	2
does not mean that	2
this would lead to	2
nature which holds good	2
a warping of space	2
for the investigation of	2
equations of the electromagnetic	2
confine his attention to	2
the difference in time	2
two rays of light	2
uniform rectilinear motion with	2
by traversing a path	2
in the first and	2
as a whole the	2
equal to one another	2
with regard to this	2
law of the inverse	2
the statement of the	2
who are in relative	2
usual in a popular	2
that in any small	2
the contents of the	2
all his apparatus will	2
dissenting opinions have been	2
space of two dimensions	2
is the postulate of	2