Paul Cohen and forcing in 1963. (English) Zbl 1230.03006

This short note offers a mixture of some remarks concerning the personal relationship of the author to Paul Cohen, and some remarks on the very basic idea – adding suitably many new, generic reals – of Cohen’s construction of a countable countermodel for the continuum hypothesis.


03-03 History of mathematical logic and foundations
01A60 History of mathematics in the 20th century
01A70 Biographies, obituaries, personalia, bibliographies
03E35 Consistency and independence results
03E50 Continuum hypothesis and Martin’s axiom
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[1] Peter Sarnak. Remembering Paul Cohen (1934-2007), Notices Amer. Math. Soc. 57 (2010), 824-838.
[2] Alain Badiou. Being and Event, Continuum, London, 2007. · Zbl 1401.18001
[3] Alain Badiou. Number and Numbers, Polity Press, Cambridge, 2008. · Zbl 1401.18001
[4] Paul Cohen. Set Theory and the Continuum Hypothesis, W. A. Benjamin, New York, 1966. · Zbl 0182.01301
[5] Paul Cohen. The discovery of forcing, Rocky Mountain J. Math. 32(4) (2002), 1071-1100. · Zbl 1040.03037
[6] Paul Cohen, Reuben Hersh. Non-Cantorian set theory, Scientific American (December 1967), 104-116.
[7] Solomon Feferman. Some applications of the notions of forcing and generic sets, Fundamenta Mathematicae 56 (1965), 325- 345. · Zbl 0129.26401
[8] Kurt Gödel. Collected Works, Vol. IV, Correspondence A-G, in S. Feferman et al. (eds.), ”Paul J. Cohen,” pp. 375-387.
[9] Reuben Hersh. Review of Number and Numbers by Alain Badiou, Math. Intelligencer 31(3) (2009), 67-69.
[10] Gregory H. Moore. The origins of forcing, in F. R. Drake, J. K. Truss, (eds.), Logic Colloquium ’86, 143-173. · Zbl 0655.03034
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