Type: \(\displaystyle A^{1}_7\) (Dynkin type computed to be: \(\displaystyle A^{1}_7\))
Simple basis: 7 vectors: (1, 1, 1, 1, 1, 1, 1), (0, 0, 0, 0, 0, 0, -1), (0, 0, 0, 0, 0, -1, 0), (0, 0, 0, 0, -1, 0, 0), (0, 0, 0, -1, 0, 0, 0), (0, 0, -1, 0, 0, 0, 0), (0, -1, 0, 0, 0, 0, 0)
Simple basis epsilon form:
Simple basis epsilon form with respect to k:
Number of outer autos with trivial action on orthogonal complement and extending to autos of ambient algebra: 0
Number of outer autos with trivial action on orthogonal complement: 0.
C(k_{ss})_{ss}: 0
simple basis centralizer: 0 vectors:
Number of k-submodules of g: 1
Module decomposition, fundamental coords over k: \(\displaystyle V_{\omega_{1}+\omega_{7}}\)
g/k k-submodules
idsizeb\cap k-lowest weightb\cap k-highest weightModule basisWeights epsilon coords
Module 163(-1, 0, 0, 0, 0, 0, 0)(1, 0, 0, 0, 0, 0, 0)g_{1}
g_{-27}
g_{8}
g_{-24}
g_{-25}
g_{14}
g_{-20}
g_{-21}
g_{-22}
g_{19}
g_{-15}
g_{-16}
g_{-17}
g_{-18}
g_{23}
g_{-9}
g_{-10}
g_{-11}
g_{-12}
g_{-13}
g_{26}
g_{-2}
g_{-3}
g_{-4}
g_{-5}
g_{-6}
g_{-7}
g_{28}
-h_{2}
-h_{3}
-h_{4}
-h_{5}
-h_{6}
-h_{7}
h_{7}+h_{6}+h_{5}+h_{4}+h_{3}+h_{2}+h_{1}
g_{-28}
g_{7}
g_{6}
g_{5}
g_{4}
g_{3}
g_{2}
g_{-26}
g_{13}
g_{12}
g_{11}
g_{10}
g_{9}
g_{-23}
g_{18}
g_{17}
g_{16}
g_{15}
g_{-19}
g_{22}
g_{21}
g_{20}
g_{-14}
g_{25}
g_{24}
g_{-8}
g_{27}
g_{-1}		\varepsilon_{1}-\varepsilon_{2}
-\varepsilon_{2}+\varepsilon_{8}
\varepsilon_{1}-\varepsilon_{3}
-\varepsilon_{2}+\varepsilon_{7}
-\varepsilon_{3}+\varepsilon_{8}
\varepsilon_{1}-\varepsilon_{4}
-\varepsilon_{2}+\varepsilon_{6}
-\varepsilon_{3}+\varepsilon_{7}
-\varepsilon_{4}+\varepsilon_{8}
\varepsilon_{1}-\varepsilon_{5}
-\varepsilon_{2}+\varepsilon_{5}
-\varepsilon_{3}+\varepsilon_{6}
-\varepsilon_{4}+\varepsilon_{7}
-\varepsilon_{5}+\varepsilon_{8}
\varepsilon_{1}-\varepsilon_{6}
-\varepsilon_{2}+\varepsilon_{4}
-\varepsilon_{3}+\varepsilon_{5}
-\varepsilon_{4}+\varepsilon_{6}
-\varepsilon_{5}+\varepsilon_{7}
-\varepsilon_{6}+\varepsilon_{8}
\varepsilon_{1}-\varepsilon_{7}
-\varepsilon_{2}+\varepsilon_{3}
-\varepsilon_{3}+\varepsilon_{4}
-\varepsilon_{4}+\varepsilon_{5}
-\varepsilon_{5}+\varepsilon_{6}
-\varepsilon_{6}+\varepsilon_{7}
-\varepsilon_{7}+\varepsilon_{8}
\varepsilon_{1}-\varepsilon_{8}
0
0
0
0
0
0
0
-\varepsilon_{1}+\varepsilon_{8}
\varepsilon_{7}-\varepsilon_{8}
\varepsilon_{6}-\varepsilon_{7}
\varepsilon_{5}-\varepsilon_{6}
\varepsilon_{4}-\varepsilon_{5}
\varepsilon_{3}-\varepsilon_{4}
\varepsilon_{2}-\varepsilon_{3}
-\varepsilon_{1}+\varepsilon_{7}
\varepsilon_{6}-\varepsilon_{8}
\varepsilon_{5}-\varepsilon_{7}
\varepsilon_{4}-\varepsilon_{6}
\varepsilon_{3}-\varepsilon_{5}
\varepsilon_{2}-\varepsilon_{4}
-\varepsilon_{1}+\varepsilon_{6}
\varepsilon_{5}-\varepsilon_{8}
\varepsilon_{4}-\varepsilon_{7}
\varepsilon_{3}-\varepsilon_{6}
\varepsilon_{2}-\varepsilon_{5}
-\varepsilon_{1}+\varepsilon_{5}
\varepsilon_{4}-\varepsilon_{8}
\varepsilon_{3}-\varepsilon_{7}
\varepsilon_{2}-\varepsilon_{6}
-\varepsilon_{1}+\varepsilon_{4}
\varepsilon_{3}-\varepsilon_{8}
\varepsilon_{2}-\varepsilon_{7}
-\varepsilon_{1}+\varepsilon_{3}
\varepsilon_{2}-\varepsilon_{8}
-\varepsilon_{1}+\varepsilon_{2}
Information about the subalgebra generation algorithm.
Heirs rejected due to having symmetric Cartan type outside of list dictated by parabolic heirs: 1
Heirs rejected due to not being maximally dominant: 0
Heirs rejected due to not being maximal with respect to small Dynkin diagram automorphism that extends to ambient automorphism: 0
Heirs rejected due to having ambient Lie algebra decomposition iso to an already found subalgebra: 0
Parabolically induced by A^{1}_6
Potential Dynkin type extensions: