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Zhang Yuhan's user avatar
Zhang Yuhan's user avatar
Zhang Yuhan's user avatar
Zhang Yuhan
  • Member for 4 years, 2 months
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question
15
Nontrivial signed measure on Lebesgue measurable sets being trivial on Borel sets
Oct 20, 2020
question
9
Prove J.L. Lions’s Lemma without using Fourier transform
Jan 13
question
7
Existence of abelian group extension relative to group homomorphism
Nov 14, 2021
question
5
Homology of singular chain complex modulo subdivision
Dec 7, 2021
question
5
Naturality of Lie bracket — alternate proof
Mar 28
question
5
Stability of ODEs with polynomial nonlinearity
Oct 22
question
5
Independent stationary increment process but with finite propagation speed
Oct 27
question
4
Criteria for extending vector field on sphere to ball
Feb 12
question
4
Convergence to unique stationary distribution for SDEs and Markov processes
Jul 19
question
4
Gibbs measure as stationary distribution of SDEs
Oct 24
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11
Bounded solutions of nonlinear third-order ODEs
9
Classification of countable subsets of the real line
9
History of extension problem of abelian groups
6
Infinite Intersection of Nested Connected Sets that are Disconnected
6
Existence of Abelian group extension relative to group homomorphism