Question

Proof of Pocklingtons theorem: why do we have $\text{ord}_n(a) \mid (q-1)$ but $\text{ord}_n(a) \nmid (n-1)/p_i$?

score 208 · Answer 1 · 2014-06-03 07:46:08

208

Views

Proof of Pocklingtons theorem: why do we have $\text{ord}_n(a) \mid (q-1)$ but $\text{ord}_n(a) \nmid (n-1)/p_i$?

Published on 03 Jun 2014 - 7:46

score 1.1k · Answer 2 · 2014-06-04 10:50:51

1.1k

Views

All homomorphisms from a simple ring to a non-zero ring are injective

Published on 04 Jun 2014 - 10:50

score 968 · Answer 3 · 2014-06-05 03:06:23

968

Views

Proving that every set in the Borel $\sigma$-algebra on $\mathbb{R}$ is Lebesgue-Stieltjes Measurable

Published on 05 Jun 2014 - 3:06

score 122 · Answer 4 · 2026-04-12 20:32:20

122

Views

Why is this proof valid - inverse function theorem

Published on 12 Apr 2026 - 20:32

score 273 · Answer 5 · 2026-03-25 21:46:23

273

Views

Noetherian rings/Hilbert's Basis Theorem

Published on 25 Mar 2026 - 21:46

score 4.3k · Answer 6 · 2026-03-25 11:09:39

4.3k

Views

Why is infinity multiplied by zero considered zero here?

Published on 25 Mar 2026 - 11:09

score 705 · Answer 7 · 2026-04-11 23:53:28

705

Views

Uniqueness of Initial Object, or why must a morphism from an object to itself be the identity?

Published on 11 Apr 2026 - 23:53

score 559 · Answer 8 · 2014-06-19 07:21:44

559

Views

Understanding the proof of $|ST||S\cap T| = |S||T|$ where $S, T$ are subgroups of a finite group

Published on 19 Jun 2014 - 7:21

score 94 · Answer 9 · 2026-04-03 06:03:41

94

Views

Explain what the teacher did, convergence of improper integral

Published on 03 Apr 2026 - 6:03

score 1.4k · Answer 10 · 2026-04-13 03:38:40

1.4k

Views

Hartshorne Theorem 8.17

Published on 13 Apr 2026 - 3:38

score 1k · Answer 11 · 2026-04-12 16:45:27

1k

Views

The topology of the restriction of a metric is the restriction of the topology.

Published on 12 Apr 2026 - 16:45

score 206 · Answer 12 · 2026-04-12 22:41:44

206

Views

What is the limit of $\log_k(k^a + k^b)$ for $k \to +\infty$?

Published on 12 Apr 2026 - 22:41

score 97 · Answer 13 · 2026-04-06 10:51:44

97

Views

Groups of order 8 proof

Published on 06 Apr 2026 - 10:51

score 106 · Answer 14 · 2026-04-12 03:21:08

106

Views

Question in Fulton and Harris regarding induced representation.

Published on 12 Apr 2026 - 3:21

score 291 · Answer 15 · 2026-04-12 16:32:47

291

Views

Obscure inequality in a passage of a proof (maximal ergodic theorem)

Published on 12 Apr 2026 - 16:32

List Question

Proof of Pocklingtons theorem: why do we have $\text{ord}_n(a) \mid (q-1)$ but $\text{ord}_n(a) \nmid (n-1)/p_i$?

All homomorphisms from a simple ring to a non-zero ring are injective

Proving that every set in the Borel $\sigma$-algebra on $\mathbb{R}$ is Lebesgue-Stieltjes Measurable

Why is this proof valid - inverse function theorem

Noetherian rings/Hilbert's Basis Theorem

Why is infinity multiplied by zero considered zero here?

Uniqueness of Initial Object, or why must a morphism from an object to itself be the identity?

Understanding the proof of $|ST||S\cap T| = |S||T|$ where $S, T$ are subgroups of a finite group

Explain what the teacher did, convergence of improper integral

Hartshorne Theorem 8.17

The topology of the restriction of a metric is the restriction of the topology.

What is the limit of $\log_k(k^a + k^b)$ for $k \to +\infty$?

Groups of order 8 proof

Question in Fulton and Harris regarding induced representation.

Obscure inequality in a passage of a proof (maximal ergodic theorem)

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