id author title date pages extension mime words sentence flesch summary cache txt qv33rv06g35 Youngho Yoon Spectrum of Hyperplane Arrangements in Four Variables 2013 .txt text/plain 68 4 35 In this thesis the main result is the formula for reduced hyperplane arrangements in four variables. It is known that the Hodge spectra of hyperplane arrangements are combinatorial. cache/qv33rv06g35.txt txt/qv33rv06g35.txt