Robert Kern wrote: > On Jan 1, 10:33 am, Alan Bromborsky <[EMAIL PROTECTED]> wrote: > >> I trying to determine if you would be interested in adding a geometric >> algebra package to sympy. Attached are pdf files introducing geometric >> algebra (imag_numbers.pdf) and a description of a python module I am >> developing for symbolic geometric algebra. Comments would be welcome. >> > > I'd be interested. A long time ago, I wrote a module for numeric > computations in geometric algebra. I have (mostly) updated it to use > numpy, but that conversion may still be a little rough. > > http://www.enthought.com/~rkern/cgi-bin/hgwebdir.cgi/clifford/ > > You may also be interested in the book _Geometric Algebra for Computer > Science: An Object-oriented Approach to Geometry_ by Leo Dorst, Daniel > Fontijne and Stephen Mann. A substantial chunk of the book is devoted > to discussing implementation, with code, albeit from a numerical > perspective. > > http://www.geometricalgebra.net/ > > > > > I got that book recently. My favorite is "Geometric Algebra for Physicists" by Doran and Lazenby!!!!
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