det

det

Calculates the determinant of the given matrix.

References

• http://en.wikipedia.org/wiki/Determinant

det(M)

Uses the best algorithm to compute the determinant.

Argument M

Matrix

Returns 1. entry

Scalar

Example

det([1,3;-1,0])

Computes the determinant of the matrix [1,3;-1,0]; returns 3.

det(x)

Returns the argument.

Argument x

Scalar

Returns 1. entry

Scalar

Example

det(5)

The determinant of a 1x1 matrix is the argument itself.