pmp

erfa.pmp(a, b)[source]

P-vector subtraction.

Parameters:
adouble array
bdouble array
Returns:
ambdouble array

Notes

Wraps ERFA function eraPmp. The ERFA documentation is:

- - - - - - -
 e r a P m p
- - - - - - -

P-vector subtraction.

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

Returned:
   amb      double[3]      a - b

Note:
   It is permissible to re-use the same array for any of the
   arguments.

This revision:  2021 May 11

Copyright (C) 2013-2023, NumFOCUS Foundation.
Derived, with permission, from the SOFA library.  See notes at end of file.