Toral Lie Algebra: Mathematics, Subalgebra, Diagonalizable Matrix, Nilpotent

Unipotent: Ring (Mathematics), Nilpotent Element, Characteristic Polynomial, Square Matrix, Diagonalizable Matrix

Solvable Lie Algebra: Mathematics, Algebra, Nilpotent Levi Decomposition, Semisimple Algebra

Split Lie Algebra: Theory, Mathematical, Cartan Subalgebra