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Mathematics
Paul Joh's user avatar
Paul Joh's user avatar
Paul Joh's user avatar
Paul Joh
  • Member for 2 years, 9 months
  • Last seen more than a month ago
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question
4
Why is for an algebraically closed field $k$, $\mathbb{A}^1_k \setminus \{0\} \simeq \operatorname{Spec} k[x, x^{-1}]$
Nov 1, 2022
question
3
Injectivity of map into $H_n(S^n \setminus h(X \times [0,\frac{1}{2}]) \oplus H_n(S^n \setminus h(X \times [\frac{1}{2},1]))$
Dec 1, 2022
question
3
For level-wise free chain-complexes a quasi-isomorphism is always induced by homotopy equivalence
Nov 3, 2022
question
3
finding the volume form under a change of metric
Oct 16, 2022
question
3
Express the Induced Curvature Forms on the Pullback Bundle through the connection forms
Sep 21, 2022
question
2
Generalization error bound for Empirical Risk minimizer on Gaussian noisy data
May 29
question
2
For Lie Groups $ H < G$, where H is embedded. The projection $\pi :G \rightarrow G/H$ maps components onto components
Mar 6, 2022
question
2
structural identifiability of ordinary differential equations is preserved when adding terms independent of parameters
May 20
question
2
Closed Formula for maximal interval of existence of autonomous ODE
May 9
question
2
Alternative way to prove that the powers $\mathbb{C}^* \to \mathbb{C}^*, z \mapsto z^k$ and $\exp: \mathbb{C} \to \mathbb{C}^*$ are covering maps
Mar 16, 2022