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ThePuix

Apparently, this user prefers to keep an air of mystery about them.

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  • Member for 7 years, 4 months
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5 Computing $[\mathbb{R}P^2, S^k]$ May 23 '19
4 Modules satisfying $M\oplus M \cong M \otimes M$ Mar 23 '18
3 Why is $\phi : \operatorname{Hom}(\mathbb{Z},G) \to G$ given by $ f \mapsto f(1)$ surjective? Jul 25 '15
3 Kan extension along any functor implies adjoint exists Oct 6 '19
2 Union of closed points of $\mathbb{A}^2_k = \operatorname{Spec}(k[x,y])$ Oct 30 '20
2 If $\operatorname{ker}\varphi = \operatorname{ker}\psi$, then $\operatorname{im}\varphi=\operatorname{im}\psi$. Mar 1 '17
2 $f$ differentiable at $a$, $\Longleftrightarrow$ $f(a+h)-f(a)=f'(a)h+\varepsilon(h)h$ Jun 13 '15
1 Generalizing the clutching construction to more contractible open sets Jan 18
0 Geometric proof of orthogonality of tangent vector and position vector. May 7 '17

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