Note here is a good starting point for the issue itself: http://www.cs.cmu.edu/~quake/triangle.exact.html http://www.cs.cmu.edu/~quake/triangle.exact.html Refe

Note here is a good starting point for the issue itself: http://www.cs.cmu.edu/~quake/triangle.exact.html http://www.cs.cmu.edu/~quake/triangle.exact.html References for the actual methods used in Triangle: http://www.cs.cmu.edu/~quake/robust.html http://www.cs.cmu.edu/~quake/robust.html