+ i ^RIHtRtR#)) CartanTypec4\V4P4#)a_Access the Cartan matrix of a specific Lie algebra Examples ======== >>> from sympy.liealgebras.cartan_matrix import CartanMatrix >>> CartanMatrix("A2") Matrix([ [ 2, -1], [-1, 2]]) >>> CartanMatrix(['C', 3]) Matrix([ [ 2, -1, 0], [-1, 2, -1], [ 0, -2, 2]]) This method works by returning the Cartan matrix which corresponds to Cartan type t. )r cartan_matrix)cts&/Users/tonyclaw/.openclaw/workspace/skills/math-calculator/venv/lib/python3.14/site-packages/sympy/liealgebras/cartan_matrix.py CartanMatrixrs, b> ' ' ))N) cartan_typerrr rr s #*r