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Sep
12
reviewed Approve Order of error of a fraction
May
27
reviewed Approve Urn problem for pairs of black balls
Mar
29
reviewed Approve Binormal vector, $B(t)$, is independent of $t$?
Mar
29
reviewed Approve How to find this angle?
Mar
22
reviewed Approve To Prove $x'Ax=\mathrm{tr}(xAx')=\mathrm{tr}(Axx')=\mathrm{tr}(xx'A)$
Mar
18
reviewed Approve Which convergence test should be used for this series?
Mar
18
reviewed Approve How to calculate this particle's position, velocity and acceleration, each as functions of time.
Mar
16
reviewed Approve A question on simple and unital $C^\star$-algebra
Mar
6
reviewed Approve Set defined by a left continuous function is open
Mar
1
reviewed Approve Show that,$\int_0^\pi \left|\frac{\sin nx}{x}\right|\mathrm{d}x \ge \frac{2}{\pi}\left(1+\frac12+\cdots+\frac{1}{n}\right)$
Mar
1
reviewed Approve Finite Automaton that accepts only the words baa,ab, abb and no other strings longer or shorter
Feb
23
reviewed Approve Was Euler right?
Feb
18
reviewed Approve Permutations of a word with repetitions and conditions
Jan
11
reviewed Approve Coloring knot diagram obtained from colored one by applying crossing change to one crossing
Jan
7
reviewed Approve jordan-normal-form tag wiki excerpt
Jan
7
reviewed Approve jordan-normal-form tag wiki
Jan
6
reviewed Reject Parametrize $|x|+|y|+|z|=1$
Jan
6
reviewed Approve semigroup-of-operators tag wiki
Jan
3
reviewed Approve Simple Cyclic Group Proof
Dec
25
reviewed Approve Proof that a subset closed under group operation of a finite group is a subgroup