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benblumsmith

Apparently, this user prefers to keep an air of mystery about them.

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  • Member for 10 years, 1 month
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  • Last seen Feb 24 at 17:23

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20 Using a known result without a specific reference Nov 28 '17
17 When can a finite subgroup of $GL(2n,\mathbb{R})$ be viewed as a subgroup of $GL(n,\mathbb{C})$? Jul 8 '16
16 Direct combinatorial proof that $2^{2k} = \sum \binom{2i}{i}\binom{2j}{j}$? Apr 8 '17
12 How bad does a ring have to be for a failure of “going-in-between”? Mar 13 '17
11 Sums of subsets of $\mathbb{Z}/n\mathbb{Z}$ Jan 23 '11
10 Quotient of $S^3$ by Montgomery and Zippin's “wild involution” Sep 9 '16
9 Explicit isomorphism for quaternion algebras over $\mathbb{Q}$? Mar 10 '14
9 How do small central extensions drop the dimension of a faithful representation? Feb 25 '15
8 How fine an invariant of a representation is its quotient singularity? Mar 26 '16
8 Is the restriction of a graded automorphism linearizable in characteristic zero? May 5 '16
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