All files in this project except the ones listed below are released 
under GPL 3.0 license. See COPYING

Files from simula-scons:
------------------------
 - all files under scons/simula-scons

See the license note in the LICENSE file

Files from Triangle:
--------------------
 - externals/triangle/README
 - externals/triangle/triangle.c
 - externals/triangle/triangle.h
 - externals/triangle/showme.c

Read the license note in the README file

Files from Tetgen:
------------------
 - externals/tetgen/predicates.cxx
 - externals/tetgen/tetgen.cxx
 - externals/tetgen/tetgen.h
 - externals/tetgen/LICENSE
 - externals/tetgen/README

Read the license note in the LICENSE file
