.. highlightlang:: us

.. index:: det

.. _det:

det
===

.. us.tag  det ENGLISH math-lin-alg

:ref:`det` computes the determinant of a square matrix.

.. function::  rsDet = det(m)

.. us.return

**Return Value**

*rsDet* is the determinant of the matrix *m*.

.. us.params

**Parameters**

.. uparam:: m

   *m* is a real or complex square matrix.

.. us.example

**Example**

::

   * a = [1, 2; 3, 4]
   * a
       1.0000     2.0000
       3.0000     4.0000
   * det(a)
      -2.0000

.. seealso::
   :ref:`overview-mathematic`

:sub:`id-1405384`