10 lines
303 B
Python
10 lines
303 B
Python
from sympy.liealgebras.cartan_matrix import CartanMatrix
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from sympy.matrices import Matrix
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def test_CartanMatrix():
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c = CartanMatrix("A3")
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m = Matrix(3, 3, [2, -1, 0, -1, 2, -1, 0, -1, 2])
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assert c == m
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a = CartanMatrix(["G",2])
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mt = Matrix(2, 2, [2, -1, -3, 2])
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assert a == mt
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