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• 40 A ring in which the two operations are equal is {0}
• 29 Frobenius norm of product of matrix
• 23 How to integrate $\int_0^{\infty} \frac{e^{ax} - e^{bx}}{(1 + e^{ax})(1+ e^{bx})}dx$ where $a,b > 0$.
• 22 How to prove limit of measurable functions is measurable
• 22 How do teaching buy outs work?
• 16 Intuition behind stability and instability in model theory
• 13 Suppose $a_n>0$ and $\sum_{n=1}^{\infty}{a_n}$ diverges. Determine convergence of $\sum_{n=1}^{\infty}{\frac{a_n}{s_n^2}}$, where $s_n=\sum^n a_n$.
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