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23h
reviewed Leave Open Question about the quotient map of commutative algebra
23h
reviewed Leave Open Equation of a quadric surface on which this curve lies?
Jun
16
reviewed Leave Open mathematical analysis
Jun
13
reviewed No Action Needed The invertible elements of $\mathbb{Z}(\sqrt{-2})$
May
30
reviewed Edit Span - linear algebra
May
25
reviewed Approve Nicolas Choquet problem of bottles
May
10
reviewed Delete How to integrate $\int \frac{e^x dx}{1\,+\,e^{2x}}$
May
9
reviewed Approve Change the bounds of the integrals.
May
9
reviewed Approve surfaces tag wiki excerpt
May
9
reviewed Looks OK Math problems that are impossible to solve
May
9
reviewed No Action Needed Projection onto Birkhoff Polytope
May
9
reviewed No Action Needed First whole number solution for linear equation
May
9
reviewed Looks OK Proof base math Course in highschool
May
8
reviewed Leave Closed Is $\phi$ convex if it is continuous and $\phi \Big(\frac{x+y}{2}\Big)\le \frac{1}{2}\phi (x) +\frac{1}{2} \phi (y)$
May
7
reviewed Looks OK How is this true? Bookworm puzzle
May
7
reviewed Looks OK Integration of $(\tan x\sec x)^3$
May
7
reviewed Looks OK Regex for strings with no three identical consecutive characters
May
6
reviewed Looks OK Carmichael numbers of form $m^3+1$ and Ramanujan's $1729$
May
6
reviewed Looks OK Show two random variables have same distribution
May
6
reviewed Looks OK Solvability of $a_{1}^{2} = a_{2}^{n} + a_{3}^{n} + a_{4}^{n}$ when $n \geq 5$ is prime?