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Re: Replace expressions


hans.steffani at e-technik.tu-chemnitz.de (Hans Steffani) writes:

>I want to replace all expressions
>Dot[a, xx]
>Dot[xx, a]
>for certain as by
>Times[a,xx].

To say it in other words
I have a list certainas, which contains a number of symbols.

This symbols are scalars and therefore I am allowed to substitute
Dot[a,b] by Times[a,b] if a or b is in the list certainas.

How can this be done.

The solutions I got do not fit to the problem.

Hans Friedrich Steffani
--
Hans Friedrich Steffani
Institut fuer Elektrische Maschinen und Antriebe, TU Chemnitz-Zwickau
mailto:hans.steffani at e-technik.tu-chemnitz.de
http://www.tu-chemnitz.de/~hfst/


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