Question

For any prime number $p$ and $m \in \Bbb N$ there exists a field of cardinality $p^m.$

score 118 · Answer 1 · 2026-03-29 20:39:34

118

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For any prime number $p$ and $m \in \Bbb N$ there exists a field of cardinality $p^m.$

Published on 29 Mar 2026 - 20:39

score 371 · Answer 2 · 2026-03-25 17:52:55

371

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How to show that this graph is planar?-Formal Proof

Published on 25 Mar 2026 - 17:52

score 107 · Answer 3 · 2026-04-09 22:38:53

107

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A question about the proof of minmax theorem

Published on 09 Apr 2026 - 22:38

score 27 · Answer 4 · 2019-09-26 09:32:24

27

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How does it follow that $y_j \ge 0$ for each $j$ in this proof of minmax theorem?

Published on 26 Sep 2019 - 9:32

score 158 · Answer 5 · 2019-09-26 09:45:43

158

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Question about proving there are infinitely many primes of the form 4n+1

Published on 26 Sep 2019 - 9:45

score 820 · Answer 6 · 2026-04-12 11:42:10

820

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Proof review: Symmetric matrices have real eigenvalues

Published on 12 Apr 2026 - 11:42

score 49 · Answer 7 · 2026-03-28 21:57:06

49

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Can a discrete variable take on multiple values, and thus truth values, simultaneously in the mathematical proof below or elsewhere?

Published on 28 Mar 2026 - 21:57

score 31 · Answer 8 · 2026-03-28 21:57:05

31

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Can a discrete variable take on multiple values, and thus truth values, simultaneously in the mathematical proof below or elsewhere?

Published on 28 Mar 2026 - 21:57

score 344 · Answer 9 · 2026-03-26 23:09:21

344

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Whitney Embedding theorem: Lee's lemma in Introduction to Smooth Manifolds

Published on 26 Mar 2026 - 23:09

score 678 · Answer 10 · 2026-03-28 13:36:24

678

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Prove Fibonacci sequence mod 10 is periodic

Published on 28 Mar 2026 - 13:36

score 60 · Answer 11 · 2026-04-09 04:27:50

60

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Measurable spaces Proof Explanation

Published on 09 Apr 2026 - 4:27

score 1.5k · Answer 12 · 2026-04-10 09:03:11

1.5k

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Strategy of the proof of every prime number has a primitive root

Published on 10 Apr 2026 - 9:03

score 321 · Answer 13 · 2026-04-11 03:29:29

321

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Understanding a Proof of the Rank Nullity Theorem

Published on 11 Apr 2026 - 3:29

score 187 · Answer 14 · 2019-09-28 20:15:14

187

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Can someone explain this proof that $\text{span} \{ \vec u, \vec v \} = \text{span} \{ \vec u, \vec v, \vec w \}$?

Published on 28 Sep 2019 - 20:15

score 1k · Answer 15 · 2026-04-11 05:50:48

1k

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How does the construction of the stochastic integral rely on predictability of the integrand?

Published on 11 Apr 2026 - 5:50

List Question

For any prime number $p$ and $m \in \Bbb N$ there exists a field of cardinality $p^m.$

How to show that this graph is planar?-Formal Proof

A question about the proof of minmax theorem

How does it follow that $y_j \ge 0$ for each $j$ in this proof of minmax theorem?

Question about proving there are infinitely many primes of the form 4n+1

Proof review: Symmetric matrices have real eigenvalues

Can a discrete variable take on multiple values, and thus truth values, simultaneously in the mathematical proof below or elsewhere?

Can a discrete variable take on multiple values, and thus truth values, simultaneously in the mathematical proof below or elsewhere?

Whitney Embedding theorem: Lee's lemma in Introduction to Smooth Manifolds

Prove Fibonacci sequence mod 10 is periodic

Measurable spaces Proof Explanation

Strategy of the proof of every prime number has a primitive root

Understanding a Proof of the Rank Nullity Theorem

Can someone explain this proof that $\text{span} \{ \vec u, \vec v \} = \text{span} \{ \vec u, \vec v, \vec w \}$?

How does the construction of the stochastic integral rely on predictability of the integrand?

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