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Strichcoder

Student of mathematics.

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10 Is $\mathbb{R^n}/{\mathbb{Z}^n}$ homeomorphic to a cup? Jun 26 '19
6 Sum of Areas Geometry Problem. Cannot understand how provided answer is derived. Apr 6 '19
6 Does the value $0.0222\dots_3$ belong to Cantor set? Sep 9 '20
4 Prove that $S = \{ f: [0,1]\rightarrow \mathbb{R} \ \text{continuous} : x\in\mathbb{Q}\implies f(x) \in \mathbb{Q}\}$ is. uncountable Oct 15 '20
3 Does $ M$ which is diffeomorphic to torus have vanishing $K$? Mar 11 '20
3 Rank of SO(3) and SO(4)? Mar 27 '20
3 How to find sides of rectangle that is inscribed in other rectangle? Apr 10 '19
3 Why $ \Im \frac{1}{1+e^{-s + i a }}=\frac{\sin(a)}{\cos(a)+\cosh(s)} $? Mar 24 '19
3 Collatz $2x + 1$ conjecture? Mar 26 '19
3 Show that $\phi (\lambda^{d})=\lambda^{d}$ Apr 4 '19
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