What:      TetGen relicense documentation
Original:  https://gitlab.onelab.info/gmsh/gmsh/-/blob/master/contrib/hxt/CREDITS.txt
Retrieved: 12-Apr-2023
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                 Hxt copyright (C) 2017-2018

               Universite catholique de Louvain

The TetGen/BR code (tetBR/src/tetgenBR.{cxx,h}) is copyright (c) 2016 Hang Si,
Weierstrass Institute for Applied Analysis and Stochatics. It is relicensed
under the terms of gmsh/LICENSE.txt for use in Gmsh thanks to a Software
License Agreement between Weierstrass Institute for Applied Analysis and
Stochastics and GMESH SPRL.