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era.tr.md

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eraTr

rt = ERFA.tr(r)

Transpose an r-matrix.

Given:

   r        double[3][3]    r-matrix

Returned:

   rt       double[3][3]    transpose

Note:

   It is permissible for r and rt to be the same array.

Called:

   eraCr        copy r-matrix

This revision: 2021 May 11

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