Properties

Label 1.6.I.6.2a
  
Name \(\mathrm{SU}(2)\times E_6\)
Weight $1$
Degree $6$
Real dimension $6$
Components $6$
Contained in \(\mathrm{USp}(6)\)
Identity component \(\mathrm{SU}(2)\times\mathrm{SU}(2)_2\)
Component group \(C_6\)

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Invariants

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

Identity component

Name:$\mathrm{SU}(2)\times\mathrm{SU}(2)_2$
$\mathbb{R}$-dimension:$6$
Description:$\left\{\begin{bmatrix}A&0&0\\0&B&0\\0&0&\overline{B}\end{bmatrix}: A,B\in\mathrm{SU}(2)\right\}$ Symplectic form:$\begin{bmatrix}J_2&0&0\\0&0&I_2\\0&-I_2&0\end{bmatrix},\ J_2:=\begin{bmatrix}0&1\\-1&0\end{bmatrix}$
Hodge circle:$\mathrm{diag}(u,\bar u, u,\bar u,\bar u,u)$

Component group

Name:$C_6$
Order:$6$
Abelian:yes
Generators:$\begin{bmatrix}1 & 0 & 0 & 0 & 0 & 0 \\0 & 1 & 0 & 0 & 0 & 0 \\0 & 0 & \zeta_{12}^{1} & 0 & 0 & 0 \\0 & 0 & 0 & \zeta_{12}^{1} & 0 & 0 \\0 & 0 & 0 & 0 & \zeta_{12}^{11} & 0 \\0 & 0 & 0 & 0 & 0 & \zeta_{12}^{11} \\\end{bmatrix}$

Subgroups and supergroups

Maximal subgroups:$\mathrm{SU}(2)\times E_2$, $\mathrm{SU}(2)\times E_3$
Minimal supergroups:$\mathrm{SU}(2)\times J(E_6)$

Moment sequences

$x$ $\mathrm{E}[x^{0}]$ $\mathrm{E}[x^{1}]$ $\mathrm{E}[x^{2}]$ $\mathrm{E}[x^{3}]$ $\mathrm{E}[x^{4}]$ $\mathrm{E}[x^{5}]$ $\mathrm{E}[x^{6}]$ $\mathrm{E}[x^{7}]$ $\mathrm{E}[x^{8}]$ $\mathrm{E}[x^{9}]$ $\mathrm{E}[x^{10}]$ $\mathrm{E}[x^{11}]$ $\mathrm{E}[x^{12}]$
$a_1$ $1$ $0$ $3$ $0$ $26$ $0$ $345$ $0$ $5754$ $0$ $110586$ $0$ $2341812$
$a_2$ $1$ $2$ $9$ $51$ $357$ $2868$ $25403$ $241552$ $2424269$ $25390458$ $275323491$ $3073224927$ $35158288591$
$a_3$ $1$ $0$ $12$ $0$ $808$ $0$ $101370$ $0$ $17047800$ $0$ $3421846932$ $0$ $775004922120$

Moment simplex

$\left(\mathrm{E}\left[a_1^{e_1}a_2^{e_2}a_3^{e_3}\right]:\sum ie_i=2\right)\colon$ $2$ $3$
$\left(\mathrm{E}\left[a_1^{e_1}a_2^{e_2}a_3^{e_3}\right]:\sum ie_i=4\right)\colon$ $9$ $5$ $14$ $26$
$\left(\mathrm{E}\left[a_1^{e_1}a_2^{e_2}a_3^{e_3}\right]:\sum ie_i=6\right)\colon$ $12$ $51$ $31$ $91$ $56$ $174$ $345$
$\left(\mathrm{E}\left[a_1^{e_1}a_2^{e_2}a_3^{e_3}\right]:\sum ie_i=8\right)\colon$ $71$ $357$ $216$ $134$ $687$ $420$ $1372$ $835$ $2790$ $5754$
$\left(\mathrm{E}\left[a_1^{e_1}a_2^{e_2}a_3^{e_3}\right]:\sum ie_i=10\right)\colon$ $530$ $2868$ $322$ $1724$ $1044$ $5791$ $3484$ $2108$ $11924$ $7155$ $24843$ $14854$ $52220$ $110586$
$\left(\mathrm{E}\left[a_1^{e_1}a_2^{e_2}a_3^{e_3}\right]:\sum ie_i=12\right)\colon$ $808$ $4417$ $25403$ $2658$ $15113$ $9032$ $52896$ $5415$ $31418$ $18721$ $111406$ $65984$ $39206$ $236497$
$$ $139678$ $505246$ $297570$ $1085196$ $2341812$

Moment matrix

$\mathrm{E}\left[\chi_i\chi_j\right] = \begin{bmatrix}1&0&1&0&1&0&1&2&0&1&0&1&0&0&2\\0&3&0&2&0&6&0&0&6&0&3&0&5&9&0\\1&0&6&0&4&0&9&9&0&4&0&12&0&0&20\\0&2&0&5&0&8&0&0&8&0&3&0&12&14&0\\1&0&4&0&7&0&9&10&0&7&0&16&0&0&24\\0&6&0&8&0&26&0&0&28&0&14&0&36&50&0\\1&0&9&0&9&0&24&21&0&13&0&35&0&0&62\\2&0&9&0&10&0&21&28&0&16&0&36&0&0&68\\0&6&0&8&0&28&0&0&39&0&16&0&45&66&0\\1&0&4&0&7&0&13&16&0&16&0&24&0&0&48\\0&3&0&3&0&14&0&0&16&0&13&0&23&32&0\\1&0&12&0&16&0&35&36&0&24&0&69&0&0&116\\0&5&0&12&0&36&0&0&45&0&23&0&73&90&0\\0&9&0&14&0&50&0&0&66&0&32&0&90&135&0\\2&0&20&0&24&0&62&68&0&48&0&116&0&0&230\end{bmatrix}$

$\ \ \ \mathrm{E}\left[\chi_i^2\right] = \begin{bmatrix}1&3&6&5&7&26&24&28&39&16&13&69&73&135&230&99&101&201&146&43\end{bmatrix}$

Event probabilities

$\mathrm{Pr}[a_i=n]=0$ for $i=1,2,3$ and $n\in\mathbb{Z}$.