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3D Venn diagrams

Omniscient bots gathering on $\mathbb{Z}^2$

partial differential equation for ruled surfaces

Finding the greatest (smallest) factor of a number smaller (greater) than another number

Best simple eigen decomposition algorithm for PCA: Are there multiple solutions to decomposition of a covariance matrix or do all methods result in the same answer?

Probability that a certain Markov process has produced a given state

Concrete examples concerning standard deviations and mean absolute deviations

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

Quanitative de Moivre–Laplace theorem (reference request)

When is a matrix power nonnegative

Breaking down an impartial game into Nim equivalent

Software for Borel-Weil-Bott in positive characteristic?

Is Gauss-Seidel guaranteed to converge on *semi* positive definite matrices?

Grobner fan linked to associahedra?

Can we approximate an arbitrary function as a (probably infinite) sum of bell shapes?

Computing Permutations with Partial Duplicates

Pythagorean analogue

Intrinsic measure on symmetric semi positive definite matrices?

Markov Property: determined by just the law or also the realization?

refrence for simple statistics question: estimation of variance of $n$, for known $r=s+n$, for $s= \pm1$, $n=N(0,\sigma)$

is there a way to solve the following equation?

Robust entropy-like measure for analyzing uncertainity

Question on calculating throughput

Possible to analytically derive SVD or PD of a given matrix or give as a formula?

Tutte polynomials of appropriate Cayley graphs

Smooth a matrix

“local variables” in first-order formulas

A random censored regression problem?

What is the minimum number of bits k required to construct a mapping to n bits such that all 1’s sequence is not present in output of this mapping?

Cases of almost-linear time solvable linear systems