• Parameters

    • v: [number, number] | [number, number, number]

      one 2D vector

    • u: [number, number] | [number, number, number]

      one 2D vector

    Returns number

    one scalar; the determinant; the magnitude of the 2D cross product vector.

    Description

    the determinant of the matrix of the 2 vectors (possible bad name, 2D cross product is undefined)