Sylvain Meunier

> > I found a weird thing using pygae/galgebra. Some methods return a Mv instance now but a sympy expression is enough and this crashes Sympy 1.3. Sympy just goes...

Not sure if this will interest you but Hongbo Li is doing nice things using rewriting rules http://www.issac-conference.org/2017/assets/tutorial_slides/Li.pdf It seems this phd thesis is dedicated to the same thing :...

I wrote a very hacky thing following the same approach but it was quite clear sympy was useless manipulating the resulting expressions (very large polynomials expressions). I'm interested to follow...