15

Questions

3
10
votes
5
answers
971
views

area of triangle from coefficients of its cubic?

nov 27 11 at 13:19 Robert Bryant 21.8k37597

2
4
votes
1
answer
790
views

do you know this determinant (basic commutative algebra)?

apr 26 12 at 13:15 Dima Pasechnik 3,080314

3
10
votes
2
answers
434
views

inverse limits of group algebras and profinite groups

dec 6 11 at 10:10 Dima Pasechnik 3,080314

 
3
votes
2
answers
307
views

a group from a family of bijections X->Y

jan 8 12 at 22:49 Benjamin Steinberg 10.7k11449

 
7
votes
2
answers
286
views

non-rigidity of interior points in polyhedral triangulations?

oct 25 11 at 4:35 Dima Pasechnik 3,080314

1
3
votes
1
answer
273
views

from affine matroid to measures

may 21 12 at 20:06 Gjergji Zaimi 37.5k272149

2
4
votes
3
answers
228
views

lines through A_n reflection arrangement and permutations

nov 25 at 15:42 David Speyer 55.4k3102237

 
3
votes
1
answer
227
views

primitive root 2 in (Z/pZ)* for prime p and generating GF(2^{p-1})

mar 29 12 at 17:19 Qiaochu Yuan 38.4k5116303

 
3
votes
1
answer
194
views

presentations for complex involutory reflection groups

mar 4 12 at 6:39 Misha 12.6k12648

 
4
votes
1
answer
161
views

projective representations of a finite group over reals

sep 8 at 7:55 Geoff Robinson 9,93612127

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