expansión de Python Laplace
# Python determinant a la Laplace expansion (Rekursion)
def determinant(matrix):
d = 0
if len(matrix) == 2:
return matrix[0][0] * matrix[1][1] - matrix[0][1] * matrix[1][0]
else:
for index in range(len(matrix)):
if index % 2 == 0:
d += matrix[index][0] * determinant([row[1:] for row in matrix if matrix.index(row) != index])
else:
d -= matrix[index][0] * determinant([row[1:] for row in matrix if matrix.index(row) != index])
return d
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