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Mathematics
3j iwiojr3's user avatar
3j iwiojr3's user avatar
3j iwiojr3's user avatar
3j iwiojr3
  • Member for 2 years, 4 months
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4
Having trouble on proving this topological continuous question in Hatcher's Notes.
Sep 2, 2022
3
Monotone converge recursive question
Jul 15, 2022
3
axiomatic set theory basic question
May 9
3
A clarification regarding maximal linearly ordered subsets and the Hausdorff maximal principle
Aug 13, 2022
3
find closure set of a topology
Nov 9, 2022
3
Given a representation of $C_0(Y)$ on $C_0(X)$, trying to find a continuous function that satisfies a certain condition.
Dec 1, 2023
2
Proof verification: If $\frac{1}{n}a_n\to0$, then $\frac{1}{n}\max\{a_1,\ldots,a_n\}\to0$.
Jul 5, 2022
2
Suppose $R$ is a commutative ring and $RR= R$(ideal multiplication). Then, $R$ has an identity.
Oct 27, 2022
2
really quick question about product sigma algebras
Jan 17, 2023
2
Showing that a graph which is a subspace of $\bigoplus \mathcal{H}_i \oplus \bigoplus \mathcal{H}_i $ is closed.
Nov 9, 2023