Henry M. Sheffer

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1	The Sheffer Box Juliet Floyd, Boston University UC Berkeley Logic Group, Sheffer’s Teachers, Colleagues, Students (in bold) LotzeWm. James) Add to Reading List Source URL: logic.berkeley.edu Language: English - Date: 2014-11-14 18:55:18 Analytic philosophy Analytic philosophers Mathematical logic Principia Mathematica Gottlob Frege Type theory Logic Philosophy of mathematics Sheffer Philosophy Mathematics Henry M. Sheffer
2	Susanne K. Langer (20 December 1895 – 17 July 1985) Add to Reading List Source URL: www.huthsteiner.org Language: English - Date: 2007-03-07 12:11:31 Philosophers of science Philosophy in a New Key Ernst Cassirer William L. Langer Langer Logic Henry M. Sheffer Truth Alfred North Whitehead Philosophy Susanne Langer Belief