Alex Nelson
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 Jun17 revised How to compute this integral involving sech? Updated TeX formatting slightly Apr20 revised Why the $\zeta$ letter is like this? Fixed tags Apr11 revised Evaluate $\int_{0}^{\pi/4}\frac{6 - 6\sin^{2}(x)}{2\cos^2(x)} \mathrm{d}x$ Improved the tex formatting Mar10 revised Topological Quantum Field theories Added some more explanation Feb20 revised Identity $\int_{-\infty}^{\infty}\frac{e^{uz}}{1+e^u} \mathrm{d}u=\frac{\pi}{\sin(\pi z)}$ Modified title, updated some TeX Aug9 revised Understanding mathematical set theory syntax added 461 characters in body Aug9 revised Understanding mathematical set theory syntax Improved TeX Aug6 revised Cohomology ring of $U(n)$ Improved TeX Aug3 revised Optimize database indexes, the sequel Improved grammar Aug3 revised Optimize database indexes, the sequel Improved formatting Jul25 revised When are $3$ vectors associative in triple cross products? Improved the TeX formatting Dec25 revised A relationship between matrices, bernoulli polynomials, and binomial coefficients added 1217 characters in body Dec23 revised Division into $x(x-1)$ TeX-ed it up Nov24 revised How to prove a manifold is diffeomorphic to Euclidean space? TeX-ed it up... Nov24 revised Derived Functors TeX-ed up the math Nov23 revised Find $dy$ and evaluate $dy$ given $y=e^\frac{x}{10}$ , $x = 0$ and $dx = 0.1$ added 5 characters in body Nov23 revised number of subgroups of $\mathbb{Z}_{5}\times\mathbb{Z}_{5}$ Used TeX... Jul23 revised Prove my induction (Golden Ratio) Texed it up Jul10 revised Help on Generating function - Analysis of Median of three - Quick Select Cleaned it up a little, added more explanation Jul10 revised Help on Generating function - Analysis of Median of three - Quick Select Cleaned it up a little, added more explanation