List questions from involutions

Published on 25 Mar 2026 - 6:11

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Find the involutions in the indefinite orthogonal group O(2,1)

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Nilpotent, Idempotent and Involutory Matrix

Published on 13 Apr 2026 - 11:22

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A concrete example of involution in group theory

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Archimedean spiral $\oplus$ sawtooth = circles

Published on 14 Apr 2026 - 22:24

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Properties of an unique involution for $2$ points in $\mathbb{R}P^1$

Published on 11 Apr 2026 - 7:09

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Solutions to an Involution Functional Equations

Published on 09 Apr 2026 - 2:19

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$p=s_1+k_1,q=s_2+k_2 \in k[x,y]$ such that $s_1,k_1,s_2,k_2 \in \langle p,q \rangle$.

Published on 18 Apr 2026 - 12:57

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Ideal of $k[x,y]$ invariant under an involution

Published on 13 Apr 2026 - 14:30

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Does $k(s_1,s_2)=k(x,y^2)$ imply that $k[s_1,s_2]=k[x,y^2]$, where $s_1,s_2$ are symmetric w.r.t. $(x,y) \mapsto (x,-y)$?

Published on 16 Apr 2026 - 20:50

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How can I find all involutions whose reciprocals are also involutions?

Published on 12 Apr 2026 - 1:17

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Involutions of the second type in a division algebra

Published on 15 Apr 2026 - 15:05

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Do involutions suffice to find reflected vectors in a reflection group representation?

Published on 13 Apr 2026 - 23:55

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Prove that an involutory matrix has eigenvalues $\pm 1$

Published on 15 Apr 2026 - 11:37

155

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involution on $\mathbb F_p((t))$

Published on 17 Apr 2026 - 4:11

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Involution action on $H^3(S^1\times S^2)$

Find the involutions in the indefinite orthogonal group O(2,1)

Nilpotent, Idempotent and Involutory Matrix

A concrete example of involution in group theory

Archimedean spiral $\oplus$ sawtooth = circles

Properties of an unique involution for $2$ points in $\mathbb{R}P^1$

Solutions to an Involution Functional Equations

$p=s_1+k_1,q=s_2+k_2 \in k[x,y]$ such that $s_1,k_1,s_2,k_2 \in \langle p,q \rangle$.

Ideal of $k[x,y]$ invariant under an involution

Does $k(s_1,s_2)=k(x,y^2)$ imply that $k[s_1,s_2]=k[x,y^2]$, where $s_1,s_2$ are symmetric w.r.t. $(x,y) \mapsto (x,-y)$?

How can I find all involutions whose reciprocals are also involutions?

Involutions of the second type in a division algebra

Do involutions suffice to find reflected vectors in a reflection group representation?

Prove that an involutory matrix has eigenvalues $\pm 1$

involution on $\mathbb F_p((t))$

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