rxr

erfa.rxr(a, b)[source]

Wrapper for ERFA function eraRxr.

Parameters

a : double array

b : double array

Returns

atb : double array

Notes

The ERFA documentation is below.

- - - - - - -
 e r a R x r
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Multiply two r-matrices.

Given:
   a        double[3][3]    first r-matrix
   b        double[3][3]    second r-matrix

Returned:
   atb      double[3][3]    a * b

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

Called:
   eraCr        copy r-matrix

Copyright (C) 2013-2019, NumFOCUS Foundation.
Derived, with permission, from the SOFA library.  See notes at end of file.