Properties

Label 1.6.K.1.1a
  
Name \(\mathrm{SU}(2)\times C_1\)
Weight $1$
Degree $6$
Real dimension $4$
Components $1$
Contained in \(\mathrm{USp}(6)\)
Identity component \(\mathrm{SU}(2)\times\mathrm{U}(1)_2\)
Component group \(C_1\)

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Invariants

Weight:$1$
Degree:$6$
$\mathbb{R}$-dimension:$4$
Components:$1$
Contained in:$\mathrm{USp}(6)$
Rational:yes

Identity component

Name:$\mathrm{SU}(2)\times\mathrm{U}(1)_2$
$\mathbb{R}$-dimension:$4$
Description:$\left\{\begin{bmatrix}A&0&0\\0&\alpha I_2&0\\0&0&\bar\alpha I_2\end{bmatrix}: A\in\mathrm{SU}(2),\ \alpha\bar\alpha = 1,\ \alpha\in\mathbb{C}\right\}$ 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:$u\mapsto\mathrm{diag}(u,\bar u, u, u,\bar u, \bar u)$

Subgroups and supergroups

Maximal subgroups:
Minimal supergroups:$\mathrm{SU}(2)\times C_{2,1}$, $\mathrm{SU}(2)\times J(C_1)$, $\mathrm{SU}(2)\times C_3$, $\mathrm{SU}(2)\times C_2$

Moment sequences

$x$ $\mathrm{E}[x^{0}]$ $\mathrm{E}[x^{1}]$ $\mathrm{E}[x^{2}]$ $\mathrm{E}[x^{3}]$ $\mathrm{E}[x^{4}]$ $\mathrm{E}[x^{5}]$ $\mathrm{E}[x^{6}]$ $\mathrm{E}[x^{7}]$ $\mathrm{E}[x^{8}]$ $\mathrm{E}[x^{9}]$ $\mathrm{E}[x^{10}]$ $\mathrm{E}[x^{11}]$ $\mathrm{E}[x^{12}]$
$a_1$ $1$ $0$ $9$ $0$ $146$ $0$ $2965$ $0$ $68334$ $0$ $1707930$ $0$ $45157860$
$a_2$ $1$ $5$ $35$ $299$ $2899$ $30495$ $339085$ $3924485$ $46820435$ $572068847$ $7125843673$ $90186907585$ $1156824665725$
$a_3$ $1$ $0$ $50$ $0$ $7436$ $0$ $1543940$ $0$ $377596884$ $0$ $101844783768$ $0$ $29321320245360$

Moment simplex

$\left(\mathrm{E}\left[a_1^{e_1}a_2^{e_2}a_3^{e_3}\right]:\sum ie_i=2\right)\colon$ $5$ $9$
$\left(\mathrm{E}\left[a_1^{e_1}a_2^{e_2}a_3^{e_3}\right]:\sum ie_i=4\right)\colon$ $35$ $20$ $69$ $146$
$\left(\mathrm{E}\left[a_1^{e_1}a_2^{e_2}a_3^{e_3}\right]:\sum ie_i=6\right)\colon$ $50$ $299$ $174$ $627$ $368$ $1354$ $2965$
$\left(\mathrm{E}\left[a_1^{e_1}a_2^{e_2}a_3^{e_3}\right]:\sum ie_i=8\right)\colon$ $458$ $2899$ $1680$ $980$ $6291$ $3652$ $13838$ $8020$ $30665$ $68334$
$\left(\mathrm{E}\left[a_1^{e_1}a_2^{e_2}a_3^{e_3}\right]:\sum ie_i=10\right)\colon$ $4616$ $30495$ $2672$ $17528$ $10108$ $67515$ $38776$ $22330$ $150518$ $86310$ $337095$ $192976$ $757638$ $1707930$
$\left(\mathrm{E}\left[a_1^{e_1}a_2^{e_2}a_3^{e_3}\right]:\sum ie_i=12\right)\colon$ $7436$ $49652$ $339085$ $28476$ $193308$ $110448$ $760415$ $63240$ $432920$ $246962$ $1712166$ $973312$ $554380$ $3866823$
$$ $2195004$ $8754858$ $4962888$ $19864530$ $45157860$

Moment matrix

$\mathrm{E}\left[\chi_i\chi_j\right] = \begin{bmatrix}1&0&4&0&4&0&7&10&0&4&0&15&0&0&24\\0&9&0&11&0&40&0&0&45&0&28&0&66&105&0\\4&0&26&0&30&0&68&80&0&46&0&140&0&0&256\\0&11&0&19&0&64&0&0&85&0&42&0&128&187&0\\4&0&30&0&43&0&87&100&0&64&0&196&0&0&344\\0&40&0&64&0&240&0&0&320&0&176&0&496&736&0\\7&0&68&0&87&0&228&256&0&180&0&481&0&0&968\\10&0&80&0&100&0&256&304&0&210&0&556&0&0&1136\\0&45&0&85&0&320&0&0&485&0&230&0&742&1101&0\\4&0&46&0&64&0&180&210&0&170&0&396&0&0&880\\0&28&0&42&0&176&0&0&230&0&147&0&377&560&0\\15&0&140&0&196&0&481&556&0&396&0&1099&0&0&2176\\0&66&0&128&0&496&0&0&742&0&377&0&1187&1732&0\\0&105&0&187&0&736&0&0&1101&0&560&0&1732&2603&0\\24&0&256&0&344&0&968&1136&0&880&0&2176&0&0&4768\end{bmatrix}$

$\ \ \ \mathrm{E}\left[\chi_i^2\right] = \begin{bmatrix}1&9&26&19&43&240&228&304&485&170&147&1099&1187&2603&4768&2123&2205&4909&3824&965\end{bmatrix}$

Event probabilities

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