Current File : //proc/self/root/usr/lib/python3/dist-packages/sympy/liealgebras/cartan_matrix.py
from .cartan_type import CartanType
def CartanMatrix(ct):
"""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.
"""
return CartanType(ct).cartan_matrix()
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