On 2011-05-09, at 7:23 PM, Gilbert Gede <[email protected]> wrote:
> In PyDy (which we plan to merge into SymPy.physics.classical this summer) > Vector is one of the classes already implemented (along with UnitVector). > Vectors extend Basic, and UnitVector extend Expr. > The way it works now, you can't use Vector as part of a SymPy expression: > In [57]: test > Out[57]: x*n1> + x*a1> > In [58]: x*test*x > Out[58]: x**2*x*n1> + x*a1> > > Do people want to be able to use Vector (which comes with dot, cross, outer > products, and derivative (between reference frames) functions implemented) in > SymPy expressions? Or is it the type of thing no one really wants? I certainly would like to work with Vectors in Sympy expressions. Tim. -- You received this message because you are subscribed to the Google Groups "sympy" group. To post to this group, send email to [email protected]. To unsubscribe from this group, send email to [email protected]. For more options, visit this group at http://groups.google.com/group/sympy?hl=en.
