era.pdp.md

eraPdp

rv = ERFA.pdp(a, b)

p-vector inner (=scalar=dot) product.

Given:

   a      double[3]     first p-vector
   b      double[3]     second p-vector

Returned (function value):

          double        a . b

This revision: 2021 May 11

Copyright (C) 2013-2021, NumFOCUS Foundation. Derived, with permission, from the SOFA library.