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Grassmann Algebra question

🔗Paul Erlich <perlich@aya.yale.edu>

1/20/2004 2:06:15 PM

Can someone explain equation (7) here:

http://www.maths.utas.edu.au/People/dfs/Papers/GrassmannLinAlgpaper.pd
f

?

Why do we 'assume' it in accordance with what is written above it?