id author title date pages extension mime words sentence flesch summary cache txt 7653708141k Joshua Leonard Rasmussen What Propositions Correspond To and How They Do It 2010 .txt text/plain 431 21 51 Third, there is the problem of understanding how abstract propositions could correspond to concrete facts. I argue that if true propositions correspond to anything, then some correspond to abstract things and others to concrete things. cache/7653708141k.txt txt/7653708141k.txt