Question

Characters of $\mathbb{Z}_2 \oplus \mathbb{Z}_2$

score 1.4k · Answer 1 · 2026-04-15 03:10:52

1.4k

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Characters of $\mathbb{Z}_2 \oplus \mathbb{Z}_2$

Published on 15 Apr 2026 - 3:10

score 104 · Answer 2 · 2026-04-15 10:08:41

104

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Characters of $\mathbb{Z}_2 \oplus \mathbb{Z}_2 \oplus \mathbb{Z}_2 $

Published on 15 Apr 2026 - 10:08

score 279 · Answer 3 · 2026-04-13 05:54:54

279

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About a Corollary of Isaacs' "character theory of finite groups": does the converse implication hold?

Published on 13 Apr 2026 - 5:54

score 118 · Answer 4 · 2026-04-15 16:44:20

118

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Proving this Hall algebra is commutative without Matlis duality

Published on 15 Apr 2026 - 16:44

score 589 · Answer 5 · 2026-04-11 08:28:50

589

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Embedding $\mathbb C_p$ into $\mathbb C$ and vice versa...?

Published on 11 Apr 2026 - 8:28

score 255 · Answer 6 · 2026-04-13 15:58:59

255

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understanding the irreducible Brauer characters of a defect-1-block

Published on 13 Apr 2026 - 15:58

score 26 · Answer 7 · 2026-04-14 20:12:48

26

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Character of representation of map from a finite set $M$ to $\mathbb{C}$

Published on 14 Apr 2026 - 20:12

score 321 · Answer 8 · 2026-04-14 17:46:47

321

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6-Dimensional Irrep of $S_5$

Published on 14 Apr 2026 - 17:46

score 315 · Answer 9 · 2026-05-10 17:39:17

315

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Proof Verification: Let $f(\chi)$ be the conductor of $\chi$, proof that $f(\chi)=f(\chi_1)\cdots f(\chi_r)$.

Published on 10 May 2026 - 17:39

score 145 · Answer 10 · 2026-04-15 21:09:53

145

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Prove that $\left|\sum\limits_{m=N+1}^M\frac{\chi(m)}{m}\right|< \frac{2}{N+1}\sqrt{k}\log k$.

Published on 15 Apr 2026 - 21:09

score 21 · Answer 11 · 2026-04-16 05:41:28

21

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Prove that the character induced from $\langle x \rangle$ to $D_n$ is irreducible

Published on 16 Apr 2026 - 5:41

score 1k · Answer 12 · 2026-04-13 14:53:28

1k

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Character of An Element in the Center of a Group Representation

Published on 13 Apr 2026 - 14:53

score 145 · Answer 13 · 2026-04-11 20:52:22

145

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Solution Verification: Irreducible representations of $C_n$ present in $V \otimes V$.

Published on 11 Apr 2026 - 20:52

score 78 · Answer 14 · 2026-04-14 14:54:45

78

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What is the span of the symmetric group $S_{5}$?

Published on 14 Apr 2026 - 14:54

score 458 · Answer 15 · 2026-04-15 23:32:20

458

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Calculate the characters of the left and right regular representationsof an arbitrary finite group.

Published on 15 Apr 2026 - 23:32

List Question

Characters of $\mathbb{Z}_2 \oplus \mathbb{Z}_2$

Characters of $\mathbb{Z}_2 \oplus \mathbb{Z}_2 \oplus \mathbb{Z}_2 $

About a Corollary of Isaacs' "character theory of finite groups": does the converse implication hold?

Proving this Hall algebra is commutative without Matlis duality

Embedding $\mathbb C_p$ into $\mathbb C$ and vice versa...?

understanding the irreducible Brauer characters of a defect-1-block

Character of representation of map from a finite set $M$ to $\mathbb{C}$

6-Dimensional Irrep of $S_5$

Proof Verification: Let $f(\chi)$ be the conductor of $\chi$, proof that $f(\chi)=f(\chi_1)\cdots f(\chi_r)$.

Prove that $\left|\sum\limits_{m=N+1}^M\frac{\chi(m)}{m}\right|< \frac{2}{N+1}\sqrt{k}\log k$.

Prove that the character induced from $\langle x \rangle$ to $D_n$ is irreducible

Character of An Element in the Center of a Group Representation

Solution Verification: Irreducible representations of $C_n$ present in $V \otimes V$.

What is the span of the symmetric group $S_{5}$?

Calculate the characters of the left and right regular representationsof an arbitrary finite group.

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