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Apr
28
awarded  Good Answer
Apr
27
revised Checking if two graphs have the same universal cover
added 1 character in body
Mar
16
comment Complexity of $\mathbb{Z}^n$ tilings
Are you wondering about the complexity as a function of n, or for fixed n as a function of the size of the tile?
Feb
12
awarded  Informed
Dec
28
revised Stiefel-Whitney classes of tensor product $\xi^m \otimes \eta^n$, computation
Spelling correction
Dec
15
revised A relation between a ring with its polynomial ring
added 26 characters in body
Dec
13
revised Finite extension of fields with no primitive element
added 3 characters in body; added 15 characters in body
Oct
26
reviewed Reject Is every sigma-algebra the Borel algebra of a topology?
Oct
26
reviewed Approve Hahn-Banach theorem with convex majorant
Oct
26
revised Existence of non-homeomorphic pair of bijectively related closed subsets in $\mathbb{R}$
added 18 characters in body
Oct
24
awarded  Nice Answer
Oct
21
awarded  Nice Answer
Oct
17
comment Linear transformation that preserves the determinant
@Arul, I updated the link.
Oct
17
revised Linear transformation that preserves the determinant
deleted 173 characters in body
Sep
29
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Jul
21
awarded  Favorite Question
Jun
22
awarded  Nice Answer
May
29
awarded  Custodian
May
29
reviewed Approve Schubert Polynomials for Complex Projective Space
Dec
31
awarded  Nice Answer