14

Questions
votes newest views recent
 
-1
votes
1
answer
664
views

Sum of two unitary matrix is equal to every matrix? [closed]

aug 23 10 at 20:11 Pace Nielsen 1,970●7●18

2
2
votes
2
answers
521
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eigenvalues of edge regular graphs

apr 20 12 at 9:16 Felix Goldberg 2,363●4●12

1
2
votes
0
answers
487
views

Ideal membership

may 7 11 at 15:04 Mohsen 179●6

 
1
vote
1
answer
377
views

eigenvalues of A⊕B

feb 7 11 at 1:16 Harry Gindi 8,868●2●33●96

 
-2
votes
0
answers
349
views

EXT for abelian group [closed]

dec 13 10 at 5:29 Mohsen 179●6

 
2
votes
3
answers
277
views

1 or -1 as an eigenvalue of graph

nov 2 at 8:52 Dima Pasechnik 3,080●3●14

1
1
vote
2
answers
259
views

Finite commutative local ring

oct 19 at 18:09 Geoff Robinson 9,856●1●21●27

 
6
votes
2
answers
245
views

Spectral techniques for genus of a graph

feb 5 11 at 21:18 Mikhail Bondarko 5,876●1●4●21

 
2
votes
3
answers
230
views

Generators of symmetric group

feb 22 at 2:13 Douglas Zare 13k●3●36●58

 
4
votes
2
answers
204
views

Groups of exponent 4

nov 14 at 11:00 BS 5,248●1●12●25

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