Reply to Trass3r, > Is there any working library for Linear Algebra? > I only found BLADE, which seems to be abandoned and quite unfinished, > and Helix which only provides 3x3 and 4x4 matrices used in games :( I havent used them but: http://www.dsource.org/projects/mathextra http://www.dsource.org/projects/lyla if either works well for you, please comment in it.