Properties

Label 1.6.N.24.8a
  
Name \(J(B(3,2;2))\)
Weight $1$
Degree $6$
Real dimension $1$
Components $24$
Contained in \(\mathrm{USp}(6)\)
Identity component \(\mathrm{U}(1)_3\)
Component group \(C_3:D_4\)

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Invariants

Weight:$1$
Degree:$6$
$\mathbb{R}$-dimension:$1$
Components:$24$
Contained in:$\mathrm{USp}(6)$
Rational:yes

Identity component

Name:$\mathrm{U}(1)_3$
$\mathbb{R}$-dimension:$1$
Description:$\left\{\begin{bmatrix}\alpha I_3&0,\\ 0&\bar \alpha I_3\end{bmatrix}: \alpha\bar\alpha=1,\ \alpha\in\mathbb{C}\right\}$ Symplectic form:$\begin{bmatrix} 0 & I_3\\ -I_3 & 0\end{bmatrix}$
Hodge circle:$u\mapsto \mathrm{diag}(u,u, u, \bar u, \bar u, \bar u)$

Component group

Name:$C_3:D_4$
Order:$24$
Abelian:no
Generators:$\begin{bmatrix}\zeta_{3}^{1} & 0 & 0 & 0 & 0 & 0 \\0 & 1 & 0 & 0 & 0 & 0 \\0 &0 & \zeta_{3}^{2} & 0 & 0 & 0 \\0 & 0 & 0 & \zeta_{3}^{2} & 0 & 0 \\0 & 0 & 0 & 0 & 1 & 0 \\0 & 0 & 0 & 0 & 0 & \zeta_{3}^{1} \\\end{bmatrix}, \begin{bmatrix}\zeta_{3}^{2} & 0 & 0 & 0 & 0 & 0 \\0 & \zeta_{6}^{1} & 0 & 0 & 0 & 0 \\0 & 0 & \zeta_{6}^{1} & 0 & 0 & 0 \\0 & 0 & 0 & \zeta_{3}^{1} & 0 & 0 \\0 & 0 & 0 & 0 & \zeta_{6}^{5} & 0 \\0 & 0 & 0 & 0 & 0 & \zeta_{6}^{5} \\\end{bmatrix}, \begin{bmatrix}1 & 0 & 0 & 0 & 0 & 0 \\0 & 0 & i& 0 & 0 & 0 \\0 & i & 0 & 0 & 0 & 0 \\0 & 0 & 0 & 1 & 0 & 0 \\0 & 0 & 0 & 0 & 0 & -i \\0 & 0 & 0 & 0 & -i & 0 \\\end{bmatrix}, \begin{bmatrix}0 & 0 & 0 & 1 & 0& 0 \\0 & 0 & 0 & 0 & 1 & 0 \\0 & 0 & 0 & 0 & 0 & 1 \\-1 & 0 & 0 & 0 & 0 & 0 \\0& -1 & 0 & 0 & 0 & 0 \\0 & 0 & -1 & 0 & 0 & 0 \\\end{bmatrix}$

Subgroups and supergroups

Maximal subgroups:$J(A(3,2))$, $J_s(A(3,2))$, $J(A(1,4)_2)$, $B(3,2;2)$
Minimal supergroups:$J(B(3,6;2))$, $J(B(6,2))$, $J(B(3,4))$${}^{\times 2}$

Moment sequences

$x$ $\mathrm{E}[x^{0}]$ $\mathrm{E}[x^{1}]$ $\mathrm{E}[x^{2}]$ $\mathrm{E}[x^{3}]$ $\mathrm{E}[x^{4}]$ $\mathrm{E}[x^{5}]$ $\mathrm{E}[x^{6}]$ $\mathrm{E}[x^{7}]$ $\mathrm{E}[x^{8}]$ $\mathrm{E}[x^{9}]$ $\mathrm{E}[x^{10}]$ $\mathrm{E}[x^{11}]$ $\mathrm{E}[x^{12}]$
$a_1$ $1$ $0$ $2$ $0$ $30$ $0$ $720$ $0$ $20650$ $0$ $641592$ $0$ $20776140$
$a_2$ $1$ $2$ $10$ $75$ $784$ $9607$ $126378$ $1721715$ $23928108$ $336779043$ $4781241730$ $68307462775$ $980574050046$
$a_3$ $1$ $0$ $11$ $0$ $2181$ $0$ $660790$ $0$ $224864661$ $0$ $80129140506$ $0$ $29239323750582$

Moment simplex

$\left(\mathrm{E}\left[a_1^{e_1}a_2^{e_2}a_3^{e_3}\right]:\sum ie_i=2\right)\colon$ $2$ $2$
$\left(\mathrm{E}\left[a_1^{e_1}a_2^{e_2}a_3^{e_3}\right]:\sum ie_i=4\right)\colon$ $10$ $4$ $14$ $30$
$\left(\mathrm{E}\left[a_1^{e_1}a_2^{e_2}a_3^{e_3}\right]:\sum ie_i=6\right)\colon$ $11$ $75$ $38$ $144$ $82$ $320$ $720$
$\left(\mathrm{E}\left[a_1^{e_1}a_2^{e_2}a_3^{e_3}\right]:\sum ie_i=8\right)\colon$ $108$ $784$ $424$ $240$ $1712$ $956$ $3906$ $2170$ $8960$ $20650$
$\left(\mathrm{E}\left[a_1^{e_1}a_2^{e_2}a_3^{e_3}\right]:\sum ie_i=10\right)\colon$ $1280$ $9607$ $714$ $5260$ $2914$ $21956$ $12092$ $6680$ $50826$ $27922$ $118040$ $64694$ $274876$ $641592$
$\left(\mathrm{E}\left[a_1^{e_1}a_2^{e_2}a_3^{e_3}\right]:\sum ie_i=12\right)\colon$ $2181$ $16370$ $126378$ $9020$ $69040$ $37860$ $293850$ $20800$ $160558$ $87864$ $686266$ $374366$ $204512$ $1605952$
$$ $874818$ $3764614$ $2048088$ $8838060$ $20776140$

Moment matrix

$\mathrm{E}\left[\chi_i\chi_j\right] = \begin{bmatrix}1&0&1&0&0&0&1&4&0&0&0&2&0&0&7\\0&2&0&2&0&8&0&0&12&0&6&0&18&28&0\\1&0&7&0&4&0&15&23&0&13&0&35&0&0&87\\0&2&0&5&0&15&0&0&24&0&11&0&40&59&0\\0&0&4&0&12&0&24&21&0&27&0&55&0&0&124\\0&8&0&15&0&61&0&0&102&0&47&0&164&255&0\\1&0&15&0&24&0&69&75&0&69&0&159&0&0&387\\4&0&23&0&21&0&75&112&0&77&0&187&0&0&482\\0&12&0&24&0&102&0&0&182&0&82&0&292&462&0\\0&0&13&0&27&0&69&77&0&84&0&172&0&0&426\\0&6&0&11&0&47&0&0&82&0&39&0&132&209&0\\2&0&35&0&55&0&159&187&0&172&0&392&0&0&972\\0&18&0&40&0&164&0&0&292&0&132&0&488&758&0\\0&28&0&59&0&255&0&0&462&0&209&0&758&1203&0\\7&0&87&0&124&0&387&482&0&426&0&972&0&0&2481\end{bmatrix}$

$\ \ \ \mathrm{E}\left[\chi_i^2\right] = \begin{bmatrix}1&2&7&5&12&61&69&112&182&84&39&392&488&1203&2481&1292&1345&3279&2930&867\end{bmatrix}$

Event probabilities

$-$$a_2\in\mathbb{Z}$$a_2=-1$$a_2=0$$a_2=1$$a_2=2$$a_2=3$
$-$$1$$7/12$$0$$1/4$$0$$0$$1/3$
$a_1=0$$7/12$$7/12$$0$$1/4$$0$$0$$1/3$
$a_3=0$$1/2$$1/2$$0$$1/6$$0$$0$$1/3$
$a_1=a_3=0$$1/2$$1/2$$0$$1/6$$0$$0$$1/3$