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Questions
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Explicit Hamel basis of real numbers

nov 17 10 at 3:36 Joel David Hamkins 75.1k●7●187●343

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A categorical characterization of the lexicographic order

jan 6 12 at 17:22 MathOverflow♦ 1●2●3

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About the axiom of choice, the fundamental theorem of algebra, and real numbers

jun 21 at 23:09 François G. Dorais♦ 22.6k●2●48●113

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A Question on Auto-Adjoint functors

sep 3 at 13:21 Todd Trimble 22.3k●1●62●96

 
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About symmetry, braids, and pseudo-functors.

dec 21 at 21:32 Buschi Sergio 1,799●1●3●8

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Union of a object (a set) in the Elementary Theory of the Category of Sets

nov 21 11 at 23:14 Buschi Sergio 1,799●1●3●8

 
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About Michael Barr immersion theorem for regular categories, and pretopos

dec 20 10 at 8:20 David Roberts 11.7k●2●18●55

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J.W. Gray monumental work notes about formal theory of internal (2-)categories

dec 24 10 at 11:11 Buschi Sergio 1,799●1●3●8

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About a General Definition of Profunctor

apr 26 at 11:00 Michal R. Przybylek 842●3●9

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On the construction of the simplicial category $\Delta$

may 27 at 21:19 François G. Dorais♦ 22.6k●2●48●113

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