.. _exhale_function_real_2derivatives_8h_1a36c823f81b1d2f14e41bd4155645f677:

Function der_r_tan
==================

- Defined in :ref:`file_oti_real_derivatives.h`


Function Documentation
----------------------


.. doxygenfunction:: der_r_tan(coeff_t, ord_t, coeff_t *)
   :project: OTIlib