Question

Singletons closed in infinite T1 Product Topology?

score 209 · Answer 1 · 2026-05-11 07:47:25

209

Views

Singletons closed in infinite T1 Product Topology?

Published on 11 May 2026 - 7:47

score 604 · Answer 2 · 2026-05-10 15:01:52

604

Views

How is this not a proof of the Jacobian conjecture in the complex case?

Published on 10 May 2026 - 15:01

score 453 · Answer 3 · 2026-04-15 04:26:22

453

Views

Solution verification: finding a Maclaurin series for $f$, interval of convergence, and $f^{(10)}(0)$

Published on 15 Apr 2026 - 4:26

score 96 · Answer 4 · 2026-05-10 15:43:11

96

Views

Transverality Condition $u_t+uu_x=-2u$

Published on 10 May 2026 - 15:43

score 42 · Answer 5 · 2026-04-14 22:39:52

42

Views

Solution verification: finding a Maclaurin series for $f(x)$, interval of convergence, and $f^{(100)}(0)$

Published on 14 Apr 2026 - 22:39

score 30 · Answer 6 · 2026-04-13 12:05:09

30

Views

Proof verification: Property of specific continuous map on compact metric space

Published on 13 Apr 2026 - 12:05

score 120 · Answer 7 · 2026-05-12 22:42:55

120

Views

Help understanding how to show a field extension is a Galois extension .

Published on 12 May 2026 - 22:42

score 231 · Answer 8 · 2026-04-12 06:49:48

231

Views

Prove that if $E$ is open and pathwise connected then $E$ is polygonally connected.

Published on 12 Apr 2026 - 6:49

score 81 · Answer 9 · 2026-04-16 22:51:50

81

Views

Find asymptotic of the next sequence : $a_n =\sqrt[4]{1}+\sqrt[4]{2}+...+\sqrt[4]{n}, n \to \infty$

Published on 16 Apr 2026 - 22:51

score 291 · Answer 10 · 2026-04-14 19:37:43

291

Views

Prove that for every $n$, the binary representation of $n + 1$ contains exactly one bit that flips from $0$ to $1$

Published on 14 Apr 2026 - 19:37

score 182 · Answer 11 · 2026-04-11 12:22:05

182

Views

Order of a sixth root in group G

Published on 11 Apr 2026 - 12:22

score 2k · Answer 12 · 2026-04-17 07:46:58

2k

Views

Proving $∀ε>0:x<y+\epsilon ⇒ x<y$

Published on 17 Apr 2026 - 7:46

score 66 · Answer 13 · 2026-04-08 19:17:59

66

Views

Need help with a proof about absolute value

Published on 08 Apr 2026 - 19:17

score 1k · Answer 14 · 2026-04-13 10:34:51

1k

Views

Prove that a T1 space that is countably compact is limit point compact

Published on 13 Apr 2026 - 10:34

score 63 · Answer 15 · 2026-04-13 17:44:51

63

Views

Why do we need $m > n+2$ here?

Published on 13 Apr 2026 - 17:44

List Question

Singletons closed in infinite T1 Product Topology?

How is this not a proof of the Jacobian conjecture in the complex case?

Solution verification: finding a Maclaurin series for $f$, interval of convergence, and $f^{(10)}(0)$

Transverality Condition $u_t+uu_x=-2u$

Solution verification: finding a Maclaurin series for $f(x)$, interval of convergence, and $f^{(100)}(0)$

Proof verification: Property of specific continuous map on compact metric space

Help understanding how to show a field extension is a Galois extension .

Prove that if $E$ is open and pathwise connected then $E$ is polygonally connected.

Find asymptotic of the next sequence : $a_n =\sqrt[4]{1}+\sqrt[4]{2}+...+\sqrt[4]{n}, n \to \infty$

Prove that for every $n$, the binary representation of $n + 1$ contains exactly one bit that flips from $0$ to $1$

Order of a sixth root in group G

Proving $∀ε>0:x<y+\epsilon ⇒ x<y$

Need help with a proof about absolute value

Prove that a T1 space that is countably compact is limit point compact

Why do we need $m > n+2$ here?

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