Abraham Fraenkel (Hebrew: אברהם הלוי (אדולף) פרנקל; 17 February, 1891 – 15 October, 1965) was a German-born Israeli mathematician. He was an early Zionist...
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In set theory, Zermelo–Fraenkel set theory, named after mathematicians Ernst Zermelo and Abraham Fraenkel, is an axiomatic system that was proposed in...
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the additional contributions of Abraham Fraenkel, Zermelo set theory developed into the now-standard Zermelo–Fraenkel set theory (commonly known as ZFC...
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mathematics. Mathematicians such as Gottlob Frege, Ernst Zermelo, Abraham Fraenkel, and Thoralf Skolem put much effort into revising set theory to eliminate...
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theory, the axiom schema of replacement is a schema of axioms in Zermelo–Fraenkel set theory (ZF) that asserts that the image of any set under any definable...
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defined models of set theory satisfying the axiom of limitation of size. Abraham Fraenkel and Azriel Lévy have stated that the axiom of limitation of size does...
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resolution of the paradox was widely accepted during the 1920s. In 1928, Abraham Fraenkel still described the result as an antinomy: Neither have the books yet...
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In 1922, Abraham Fraenkel and Thoralf Skolem independently improved Zermelo's axiom system. The resulting system, now called Zermelo–Fraenkel axioms (ZF)...
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Georg Cantor Paul Cohen Richard Dedekind Paul Finsler Matthew Foreman Abraham Fraenkel Gottlob Frege Moti Gitik Kurt Gödel András Hajnal Felix Hausdorff Steve...
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