Paul Orland's user avatar
Paul Orland's user avatar
Paul Orland's user avatar
Paul Orland
  • Member for 11 years, 7 months
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17 votes
5 answers
6k views

Prove elements generate a free group

13 votes
3 answers
1k views

Probability of selecting a non-measurable set

10 votes
1 answer
3k views

convergence of weighted average

10 votes
1 answer
2k views

taylor's formula in $\mathbb{R}^n$ as exponential of derivative operator

10 votes
1 answer
541 views

Fractal dimensional analysis?

10 votes
3 answers
1k views

Distributivity of categorical product and sum

9 votes
1 answer
2k views

Inverse Galois problem for small groups

7 votes
2 answers
787 views

Concise naming-scheme for polyominoes

7 votes
1 answer
129 views

Smallest group containing $G$ with every automorphism of $G$ becomes inner

7 votes
1 answer
387 views

How does a permutation act on a string?

6 votes
1 answer
2k views

Sphere volume and generalized Stokes' theorem

6 votes
4 answers
2k views

$a^m + b^n \equiv 1 \mod ab$ for some $m,n$

5 votes
2 answers
1k views

Group action with two orbits

5 votes
2 answers
836 views

One-dimensional representations of S5

5 votes
1 answer
999 views

Magnetic fields and the complex plane

3 votes
1 answer
212 views

Prove $\sqrt[5]{2} > \ln(\pi)$

3 votes
3 answers
374 views

Coordinate-free interpolation on a Riemannian manifold

3 votes
1 answer
320 views

Wedge sum of manifolds is homotopy equivalent to manifold?

2 votes
1 answer
175 views

Moduli vs. Deformations

2 votes
0 answers
749 views

Covariant derivative of contracted tensor product

2 votes
0 answers
52 views

Equivalence relation functor representable?

2 votes
2 answers
77 views

Is a linear map between two tensor spaces a tensor?

2 votes
0 answers
124 views

Function on the unit disk

2 votes
1 answer
2k views

Coin flipping probability -- GRE question

1 vote
2 answers
2k views

Proving a partition is set of cosets

1 vote
1 answer
208 views

Random variables in $\Bbb R^n$

1 vote
1 answer
558 views

Eigenvalues of complex special orthogonal matrix

1 vote
0 answers
184 views

Automorphisms of $\mathbb{Z}[x]$ [duplicate]

1 vote
1 answer
303 views

How many homogeneous degree $d$ polynomials define different complex submanifolds of $\mathbb{CP}^n$?

0 votes
0 answers
93 views

Conjugation preserves representation?