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Dan Fox

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35

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2

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1k

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What is the oriented Fano plane?

discrete-geometry co.combinatorics

Aug 17 '15 at 18:18 Ilmari Karonen 792

31

votes

1

answer

2k

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Have you ever seen this bizarre commutative algebra?

ra.rings-and-algebras non-associative-algebras

Dec 24 '18 at 15:32 Dan Fox 1,832

23

votes

1

answer

882

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Eigenvalues of Laplace operator

dg.differential-geometry ap.analysis-of-pdes riemannian-geometry sp.spectral-theory eigenvalues

Dec 11 '17 at 7:11 macbeth 2,912

22

votes

3

answers

2k

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In what sense is SL(2,q) “very far from abelian”?

gr.group-theory finite-groups

Oct 2 '19 at 16:48 Geoff Robinson 35.7k

19

votes

3

answers

2k

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What is the geometric shape of the Monster sporadic group?

gr.group-theory gt.geometric-topology finite-groups sporadic-groups monster

May 7 at 5:15 S. Carnahan♦ 41.9k

15

votes

2

answers

638

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Seeking a more symmetric realization of a configuration of 10 planes, 25 lines and 15 points in projective space

co.combinatorics projective-geometry hyperplane-arrangements

Mar 19 '19 at 9:53 მამუკა ჯიბლაძე 15.3k

8

votes

2

answers

590

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Best known bounds on (border) ranks of small matrix multiplication tensors?

reference-request linear-algebra matrices na.numerical-analysis

Dec 10 '17 at 14:02 Sedoglavic 31

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