determinant(A)
determinant(A,P)

The determinant command computes the determinant of a square matrix A. An optional second argument P specifies the modulus.

Examples

determinant([[1,2],[3,4]]);
	-2

determinant([[a,b],[c,d]]);
	-b*c+a*d

determinant([[1,2],[3,4]],11);
	9