David E Speyer's user avatar
David E Speyer's user avatar
David E Speyer's user avatar
David E Speyer
  • Member for 14 years, 5 months
  • Last seen this week
3 votes
Accepted

Orienting the dual of the associahedron

6 votes
Accepted

Realization space of matroids

4 votes

An isomorphism of 2-Schur modules

2 votes

Cohen-Macaulay property for reducible schemes

3 votes
Accepted

Degree of holomorphic maps between compact Riemann surfaces

5 votes

Factorizations of an $n$-cycle in $S_n$ into a product $xy$ where $|x| = 2, |y| = 3$

2 votes

For which quadratic number field, the algebraic integers are cusps for some Coxeter group?

6 votes

Relations between relations in the positive braid monoid

13 votes

Non-vanishing of zeta(s), Re(s)=1, without complex analysis?

5 votes
Accepted

Does a quasi-split reductive group scheme admit a maximal torus?

9 votes
Accepted

Polynomial roots

9 votes

How to get to the earliest time zone?

56 votes
Accepted

What is the Hirzebruch-Riemann-Roch formula for the flag variety of a Lie algebra?

5 votes

Given a word $w$ in the braid group $B_n$, representing a pure braid, find the image of $w$ in the abelianization of $P_n$

8 votes
Accepted

Can you tell the volume of a symplectic manifold from the Poisson brackets?

10 votes

Rolling without slipping interpretation of torsion

6 votes

When I know the two points on an elliptic curve, and the two points satisfy the relationship: $Q=e \cdot P$, is it possible for me to solve for e

14 votes
Accepted

Is this generalized version of plethysm Schur positive?

24 votes

do all two manifolds admit a three-colorable triangulation?

13 votes
Accepted

Classical invariants involving exterior powers of standard representation

4 votes

Is this $\mathbb C$-fibration over compact Riemann surface trivial?

10 votes
Accepted

Why is the permutation from inverses of $1/p$ mod elements of $\{2,\dotsc,p-1\}$ always product of 3-cycles?

1 vote

Hilbert polynomial as function of the Segre classes

11 votes

Has there been any progress on Conway's and Soifer's shortest paper?

3 votes
Accepted

Fitting a simplex to set of almost orthogonal vectors

4 votes
Accepted

Elements of length 0 in extended affine Weyl group for GL(n)

17 votes
Accepted

Find a special integer coefficients polynomial which takes small absolute value on [0,4]

9 votes
Accepted

Diophantine equation $\cos(2\pi x)\cos(2\pi y) = \cos(2\pi z)$

10 votes
Accepted

1895 Math Trip problem on primitive roots of unity

1 vote

Example for simply connected variety with trivial holomorphic Euler characteristic

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