   platforms as the results depend on the SPICE kernels used as input
   and the machine specific arithmetic implementation.

      &gt;&gt; half_pi = <b>cspice_halfpi</b>

      half_pi =

          1.5708

      &gt;&gt; sprintf( 'Half pi: %2.11f', <b>cspice_halfpi</b> )

      ans =

      Half pi: 1.57079632679

</pre><h4><a name="Particulars">Particulars</a></h4><pre>

   None.

</pre><h4><a name="Required Reading">Required Reading</a></h4><pre>

   For important details concerning this module's functi