Top network posts

• 21 Let $G$ be a Lie group. Show that there is a diffeomorphism $TG \cong G \times T_e G$.
• 10 Calculate the limit $\lim_{x\to 0} \left(\frac 1{x^2}-\cot^2x\right)$
• 8 Does the Rational Root Theorem ever guarantee that a polynomial is irreducible?
• 8 Confusion about Subcategories of Category $\mathcal{O}$
• 7 Evaluating the definite integral $\int_0^u \frac{\ln (ax)}{\sqrt{u-x}} \rm dx $
• 6 How many triangles exist whose angles are rational and side lengths are roots to quadratic equations?
• 6 Every point in S is umbilical $\rightarrow $ S is a plane or sphere.
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