


Transport Functions
===================

The transport functions :math:`J(n,x)` are defined by the integral
representations :math:`J(n,x) := \int_0^x t^n e^t /(e^t - 1)^2 dt`.

.. index:: transport function

.. function:: gsl_sf_transport_2(x)

 This routine computes the transport function :math:`J(2,x)`.

.. function:: gsl_sf_transport_3(x)

 This routine computes the transport function :math:`J(3,x)`.

.. function:: gsl_sf_transport_4(x)

 This routine computes the transport function :math:`J(4,x)`.

.. function:: gsl_sf_transport_5(x)

 This routine computes the transport function :math:`J(5,x)`.
