Top network posts

• 25 TeXStudio doesn't recognize some commands
• 23 Prove a square is homeomorphic to a circle
• 18 Is $\sqrt{64}$ considered $8$? or is it $8,-8$?
• 15 Roots with equal fractional parts
• 14 Let $x$ and $y$ be positive integers such that $xy \mid x^2+y^2+1$.
• 13 If $\dfrac{4x^2-1}{4x^2-y^2}$ is an integer, then it is $1$
• 13 Differentiability of composition with every path implies differentiability
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