Mike Spivey
Reputation
31,814
Next tag badge:
238/100 score
19/20 answers
Badges
4 85 177
Newest
Impact
~789k people reached

• 30 helpful flags
• 7,986 votes cast

# 76 Reviews

 Dec22 reviewed Approve construct an equilateral triangle with out knowing its scale Feb2 reviewed Excellent A question on complex numbers Feb2 reviewed Excellent Planar and non-planar graphs, and Kuratowski's Theorem Feb2 reviewed Excellent Limit Computation of $(e^x+x)^{1/x}$ as $x$ approaches zero Feb2 reviewed Approve Is the expression $\sum_{n=1}^{\infty}\prod_{k=1}^{n}\left(1-\frac{2}{3k}\right)$ bounded? Jan28 reviewed Approve The set of all positive values of $a$ for which the series $\sum_{n=1}^\infty ((1/n) - \tan^{-1}(1/n))^a$ converges Jan28 reviewed Approve LCM. What am I missing? Jan23 reviewed Approve Intuition behind the convolution of two functions Jan23 reviewed Close Powers of a greatest common denominator Jan23 reviewed Close Find the maximum value of product given the sum Jan21 reviewed Approve basic number theory question (gcd) Jan21 reviewed Approve Probability of obtaining x balls when drawing y bags from a set Jan21 reviewed Approve Complex number second degree function Jan21 reviewed Edit Book recommendation for Integer partitions and q series Jan19 reviewed Approve Derivative of $\sqrt{\sin x^2}$ Jan17 reviewed Edit Proof of the identity $\sum_{k=0}^{\min[p,q]}{p\choose k}{q\choose k}{n+k\choose p+q}={n\choose p}{n\choose q}$ Jan16 reviewed Approve Geometric Distribution question Jan16 reviewed Edit Ideas To Show this statement: $\prod_2^{2n+1}(1-k^{-2})=(n+1)/(2n+1)$ Jan16 reviewed Reject Ideas To Show this statement: $\prod_2^{2n+1}(1-k^{-2})=(n+1)/(2n+1)$ Jan16 reviewed Approve If $f^{-1}$ has nowhere zero derivative, then $f$ is differentiable