Will Jagy's user avatar
Will Jagy's user avatar
Will Jagy's user avatar
Will Jagy
  • Member for 14 years, 2 months
  • Last seen this week
4 votes

The mean curvature of a hypersurface

4 votes

Square root algorithm

4 votes

Cancellation theorem for lattices

3 votes
Accepted

Diagonalization of a quadratic form in integers

3 votes

What fraction of n x n invertible integer matrices contain at least one unit?

3 votes

Elementary applications of linear algebra over finite fields

3 votes

Realizing proper pure octonions as conjugates

3 votes

Fastest way to factor integers < 2^60

3 votes

Fastest way to factor integers < 2^60

3 votes

Did Smith correctly state the mass formula?

3 votes

Discriminants of indefinite integral binary quadratic forms admitting 3 or 6 torsion.

3 votes

sum of powers of divisors function

3 votes

$L^p$ norm means

3 votes
Accepted

Proving the existence of an integral quadratic form

3 votes
Accepted

Impossible Range for Minkowski-Like Sum of Squares

3 votes

"Ultracomposite" numbers

3 votes

Product of exponents of prime factorization

3 votes

Product of exponents of prime factorization

3 votes

How to locate an obscure paper?

3 votes

Examples of seemingly elementary problems that are hard to solve?

3 votes

Proofs of Jacobi's four-square theorem

3 votes

Solving PDE via Cellular Automata

3 votes

Extensions of the Koebe–Andreev–Thurston theorem to sphere packing?

3 votes

diameter of Voronoi cell of the lattice ? What about R^n ? What about small n =2,3,4 ?What about random lattice ?

3 votes
Accepted

Analogue of Guy Robin's formula for upper bound of $\sigma(n)/n$

3 votes
Accepted

residue classes of primes, covering intervals and bounds on the different ways

3 votes

symmetric integer matrices

3 votes
Accepted

How to solve geometry problems using involutions

3 votes

Rational roots to quadratic forms in 4 variables

3 votes

$f(f(x))=\exp(x)-1$ and other functions "just in the middle" between linear and exponential

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