python matrix determinant without numpy
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5python matrix determinant without numpy
def det(matrix):
order=len(matrix)
posdet=0
for i in range(order):
posdet+=reduce((lambda x, y: x * y), [matrix[(i+j)%order][j] for j in range(order)])
negdet=0
for i in range(order):
negdet+=reduce((lambda x, y: x * y), [matrix[(order-i-j)%order][j] for j in range(order)])
return posdet-negdetCopyright © 2021 Codeinu
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