Type: \(\displaystyle 2A^{1}_2\) (Dynkin type computed to be: \(\displaystyle 2A^{1}_2\))
Simple basis: 4 vectors: (1, 1, 1, 1, 1, 1, 1, 1), (0, 0, 0, 0, 0, 0, 0, -1), (0, 1, 1, 1, 1, 1, 0, 0), (0, 0, 0, 0, 0, -1, 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}: A^{1}_2
simple basis centralizer: 2 vectors: (0, 0, 1, 0, 0, 0, 0, 0), (0, 0, 0, 1, 0, 0, 0, 0)
Number of k-submodules of g: 26
Module decomposition, fundamental coords over k: \(\displaystyle V_{\omega_{3}+\omega_{4}}+V_{\omega_{1}+\omega_{4}}+V_{\omega_{2}+\omega_{3}}+V_{\omega_{1}+\omega_{2}}+3V_{\omega_{4}}+3V_{\omega_{3}}+3V_{\omega_{2}}+3V_{\omega_{1}}+10V_{0}\)
g/k k-submodules
idsizeb\cap k-lowest weightb\cap k-highest weightModule basisWeights epsilon coords
Module 11(0, 0, -1, -1, 0, 0, 0, 0)(0, 0, -1, -1, 0, 0, 0, 0)g_{-11}-\varepsilon_{3}+\varepsilon_{5}
Module 21(0, 0, 0, -1, 0, 0, 0, 0)(0, 0, 0, -1, 0, 0, 0, 0)g_{-4}-\varepsilon_{4}+\varepsilon_{5}
Module 31(0, 0, -1, 0, 0, 0, 0, 0)(0, 0, -1, 0, 0, 0, 0, 0)g_{-3}-\varepsilon_{3}+\varepsilon_{4}
Module 43(0, 0, -1, -1, -1, 0, 0, 0)(0, 1, 0, 0, 0, 0, 0, 0)g_{2}
g_{-24}
g_{-18}
\varepsilon_{2}-\varepsilon_{3}
-\varepsilon_{3}+\varepsilon_{7}
-\varepsilon_{3}+\varepsilon_{6}
Module 51(0, 0, 1, 0, 0, 0, 0, 0)(0, 0, 1, 0, 0, 0, 0, 0)g_{3}\varepsilon_{3}-\varepsilon_{4}
Module 61(0, 0, 0, 1, 0, 0, 0, 0)(0, 0, 0, 1, 0, 0, 0, 0)g_{4}\varepsilon_{4}-\varepsilon_{5}
Module 73(0, -1, -1, -1, 0, 0, 0, 0)(0, 0, 0, 0, 1, 0, 0, 0)g_{5}
g_{13}
g_{-17}
\varepsilon_{5}-\varepsilon_{6}
\varepsilon_{5}-\varepsilon_{7}
-\varepsilon_{2}+\varepsilon_{5}
Module 83(0, 0, -1, -1, -1, -1, -1, 0)(1, 1, 0, 0, 0, 0, 0, 0)g_{9}
g_{-33}
g_{-29}
\varepsilon_{1}-\varepsilon_{3}
-\varepsilon_{3}+\varepsilon_{9}
-\varepsilon_{3}+\varepsilon_{8}
Module 93(0, 0, 0, -1, -1, 0, 0, 0)(0, 1, 1, 0, 0, 0, 0, 0)g_{10}
g_{-19}
g_{-12}
\varepsilon_{2}-\varepsilon_{4}
-\varepsilon_{4}+\varepsilon_{7}
-\varepsilon_{4}+\varepsilon_{6}
Module 101(0, 0, 1, 1, 0, 0, 0, 0)(0, 0, 1, 1, 0, 0, 0, 0)g_{11}\varepsilon_{3}-\varepsilon_{5}
Module 113(0, -1, -1, 0, 0, 0, 0, 0)(0, 0, 0, 1, 1, 0, 0, 0)g_{12}
g_{19}
g_{-10}
\varepsilon_{4}-\varepsilon_{6}
\varepsilon_{4}-\varepsilon_{7}
-\varepsilon_{2}+\varepsilon_{4}
Module 123(0, 0, 0, -1, -1, -1, -1, 0)(1, 1, 1, 0, 0, 0, 0, 0)g_{16}
g_{-30}
g_{-25}
\varepsilon_{1}-\varepsilon_{4}
-\varepsilon_{4}+\varepsilon_{9}
-\varepsilon_{4}+\varepsilon_{8}
Module 133(0, 0, 0, 0, -1, 0, 0, 0)(0, 1, 1, 1, 0, 0, 0, 0)g_{17}
g_{-13}
g_{-5}
\varepsilon_{2}-\varepsilon_{5}
-\varepsilon_{5}+\varepsilon_{7}
-\varepsilon_{5}+\varepsilon_{6}
Module 143(0, -1, 0, 0, 0, 0, 0, 0)(0, 0, 1, 1, 1, 0, 0, 0)g_{18}
g_{24}
g_{-2}
\varepsilon_{3}-\varepsilon_{6}
\varepsilon_{3}-\varepsilon_{7}
-\varepsilon_{2}+\varepsilon_{3}
Module 153(-1, -1, -1, -1, 0, 0, 0, 0)(0, 0, 0, 0, 1, 1, 1, 0)g_{20}
g_{26}
g_{-22}
\varepsilon_{5}-\varepsilon_{8}
\varepsilon_{5}-\varepsilon_{9}
-\varepsilon_{1}+\varepsilon_{5}
Module 163(0, 0, 0, 0, -1, -1, -1, 0)(1, 1, 1, 1, 0, 0, 0, 0)g_{22}
g_{-26}
g_{-20}
\varepsilon_{1}-\varepsilon_{5}
-\varepsilon_{5}+\varepsilon_{9}
-\varepsilon_{5}+\varepsilon_{8}
Module 178(0, -1, -1, -1, -1, 0, 0, 0)(0, 1, 1, 1, 1, 0, 0, 0)g_{23}
g_{-6}
g_{28}
-h_{6}
h_{6}+h_{5}+h_{4}+h_{3}+h_{2}
g_{-28}
g_{6}
g_{-23}
\varepsilon_{2}-\varepsilon_{6}
-\varepsilon_{6}+\varepsilon_{7}
\varepsilon_{2}-\varepsilon_{7}
0
0
-\varepsilon_{2}+\varepsilon_{7}
\varepsilon_{6}-\varepsilon_{7}
-\varepsilon_{2}+\varepsilon_{6}
Module 183(-1, -1, -1, 0, 0, 0, 0, 0)(0, 0, 0, 1, 1, 1, 1, 0)g_{25}
g_{30}
g_{-16}
\varepsilon_{4}-\varepsilon_{8}
\varepsilon_{4}-\varepsilon_{9}
-\varepsilon_{1}+\varepsilon_{4}
Module 199(0, -1, -1, -1, -1, -1, -1, 0)(1, 1, 1, 1, 1, 0, 0, 0)g_{27}
g_{-21}
g_{31}
g_{-14}
g_{-15}
g_{1}
g_{-7}
g_{-35}
g_{-32}
\varepsilon_{1}-\varepsilon_{6}
-\varepsilon_{6}+\varepsilon_{9}
\varepsilon_{1}-\varepsilon_{7}
-\varepsilon_{6}+\varepsilon_{8}
-\varepsilon_{7}+\varepsilon_{9}
\varepsilon_{1}-\varepsilon_{2}
-\varepsilon_{7}+\varepsilon_{8}
-\varepsilon_{2}+\varepsilon_{9}
-\varepsilon_{2}+\varepsilon_{8}
Module 203(-1, -1, 0, 0, 0, 0, 0, 0)(0, 0, 1, 1, 1, 1, 1, 0)g_{29}
g_{33}
g_{-9}
\varepsilon_{3}-\varepsilon_{8}
\varepsilon_{3}-\varepsilon_{9}
-\varepsilon_{1}+\varepsilon_{3}
Module 219(-1, -1, -1, -1, -1, 0, 0, 0)(0, 1, 1, 1, 1, 1, 1, 0)g_{32}
g_{35}
g_{7}
g_{-1}
g_{15}
g_{14}
g_{-31}
g_{21}
g_{-27}
\varepsilon_{2}-\varepsilon_{8}
\varepsilon_{2}-\varepsilon_{9}
\varepsilon_{7}-\varepsilon_{8}
-\varepsilon_{1}+\varepsilon_{2}
\varepsilon_{7}-\varepsilon_{9}
\varepsilon_{6}-\varepsilon_{8}
-\varepsilon_{1}+\varepsilon_{7}
\varepsilon_{6}-\varepsilon_{9}
-\varepsilon_{1}+\varepsilon_{6}
Module 228(-1, -1, -1, -1, -1, -1, -1, 0)(1, 1, 1, 1, 1, 1, 1, 0)g_{34}
g_{-8}
g_{36}
-h_{8}
h_{8}+h_{7}+h_{6}+h_{5}+h_{4}+h_{3}+h_{2}+h_{1}
g_{-36}
g_{8}
g_{-34}
\varepsilon_{1}-\varepsilon_{8}
-\varepsilon_{8}+\varepsilon_{9}
\varepsilon_{1}-\varepsilon_{9}
0
0
-\varepsilon_{1}+\varepsilon_{9}
\varepsilon_{8}-\varepsilon_{9}
-\varepsilon_{1}+\varepsilon_{8}
Module 231(0, 0, 0, 0, 0, 0, 0, 0)(0, 0, 0, 0, 0, 0, 0, 0)h_{3}0
Module 241(0, 0, 0, 0, 0, 0, 0, 0)(0, 0, 0, 0, 0, 0, 0, 0)h_{4}0
Module 251(0, 0, 0, 0, 0, 0, 0, 0)(0, 0, 0, 0, 0, 0, 0, 0)h_{6}+2h_{5}-h_{2}0
Module 261(0, 0, 0, 0, 0, 0, 0, 0)(0, 0, 0, 0, 0, 0, 0, 0)h_{8}+2h_{7}-2h_{5}+h_{2}-h_{1}0

Information about the subalgebra generation algorithm.
Heirs rejected due to having symmetric Cartan type outside of list dictated by parabolic heirs: 16
Heirs rejected due to not being maximally dominant: 5
Heirs rejected due to not being maximal with respect to small Dynkin diagram automorphism that extends to ambient automorphism: 5
Heirs rejected due to having ambient Lie algebra decomposition iso to an already found subalgebra: 0
Parabolically induced by A^{1}_2+A^{1}_1
Potential Dynkin type extensions: 2A^{1}_2+A^{1}_1,