> That's a good idea to debug and correct this package.
> However, could you, please, explain your actual problem. Is it "vect.mac" not
> enough?
vect.mac is enough! But I had a look at vector.mac and, especially, vector.usg
and got the impression that the definitions in vector.mac are much "cleaner".
Morrover, I wonder why this broken package isn't just deleted from share ...
In vect, SF and SFPROD is annoying ;-)
> If the case you might try the ctensr&itensor packages. You could get
> a complete solution with them : 1)formulate (or obtain) the indicial
> expression, 2)then proceed it with generate() and 3) get the coordinate
> expression for it
> with ctensr. The commercial macsyma's able to get 4) the finite differences
> for the vector's operator
4) would be fine to have it in Maxima :-)
Best,
Wolfgang
--
Wolfgang Zocher
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www: http://wzocher.bei.t-online.de/
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