asinh
=====

hyperbolic sine inverse



Calling Sequence
~~~~~~~~~~~~~~~~


::

    [t]=asinh(x)




Arguments
~~~~~~~~~

:x real or complex vector/matrix
: :t real or complex vector/matrix
:



Description
~~~~~~~~~~~

The entries of `t` are the hyperbolic sine inverse of the
corresponding entries of `x`. Definition domain is ]-1,i[.



Sample
~~~~~~



Examples
~~~~~~~~


::

    A=[1,2;2,3]
    `sinh`_(asinh(A))




See Also
~~~~~~~~


+ `sinh`_ hyperbolic sine


.. _sinh: sinh.html