Top network posts

• 15 Elementary proof that $|x|^p$ is convex.
• 14 False proof that every continuous function is holomorphic
• 13 Let $A$ and $x$ be $n \times n$ and $n \times 1$ matrices, all entries real and strictly positive. Assume that $A^2 x = x$. Show that $A x = x$.
• 10 Horrible limit envolving floor function
• 8 Why is $\int_{-1}^{1} \frac{1}x \mathrm{d}x$ divergent?
• 8 $f(x+1)=f(x)$ almost everywhere
• 7 Are telescoping sums related to the fundamental theorem of calculus?
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