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Jan
23
reviewed Approve How two cosets are same in this example
Jan
23
comment Find the determinant of the following matrix
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Jan
23
revised Find the determinant of the following matrix
added 45 characters in body
Jan
23
reviewed Approve Why is it hard to prove whether $\pi+e$ is an irrational number?
Jan
23
reviewed Reviewed Number of lists at some Kendall-Tau distance
Jan
23
reviewed Leave Open Finding $\lim_{x \rightarrow \frac{1}{4} \pi } \frac{\tan x-\cot x}{x-\frac{1}{4} \pi }$.
Jan
23
reviewed Looks OK Diophantine equation got wrong
Jan
23
reviewed Leave Open If $(a,4)=2=(b,4)$, prove $(a+b,4)=4$.
Jan
23
reviewed Leave Open Drawer contains socks. If I randomly pull 2, what is the probability that I will get a matching pair?
Jan
23
reviewed No Action Needed Prove that $2^{2^{\sqrt3}}>10$
Jan
23
reviewed Reviewed Why Do The Axioms of Euclidean Geometry Not Need To Include the Definition of Space?
Jan
23
reviewed Reviewed Regarding the Lebesgue constant for interpolation
Jan
23
reviewed Close Solve this limit $\lim_{x\to0} (1+x)^{\frac{1}{x}}$
Jan
23
reviewed Close How to show that $\lim_{n\to \infty}n\sin(2\pi en!)=2\pi$?
Jan
23
reviewed Looks OK Two identities for integration to arcsin
Jan
23
reviewed Looks OK What does $v = v_0 + t_1v_1 + t_2v_2$ parameterize?
Jan
23
reviewed Looks OK Pairs of integeres for which the arithmetic mean exceeds the geometric mean exactly by $2$
Jan
23
reviewed Reviewed What is a sampling density? Why is the sampling density proportional to $N^{\frac{1}{p}}$?
Jan
23
revised What is a sampling density? Why is the sampling density proportional to $N^{\frac{1}{p}}$?
added 7 characters in body
Jan
23
reviewed No Action Needed Prove that there can be at most countably many disjoint letter T's in the plane