Many thanks!
I tested and the new versions are working for me on clisp and cmucl based maxima.
collectterms(exp,varlist) is working! that's cool!
All the best, Valerij
On 19 Jun 2002 03:56:59 +0200
Wolfgang Jenkner <wjenkner@inode.at> wrote:
>
> The Maxima distribution has in its share directory a number of files
> which implement useful functions for handling and mangling algebraic
> expression. In particular, facexp.mac, facex1.mac, stopex.mac,
> disol.mac and declin.mac deserve special interest.
>
> Much of what they contain is described in the info documentation and
> they have also their .usg and .dem files.
>
> Unfortunately, they rely on some utility functions which are nowhere.
>
> The headers of some of these files (and of rncomb.mac) suggest the
> following story (please tell me if you know something about it):
>
> The files mentioned above were developed by ASB (who is this/are
> they?) at least between November 1981 and May 1983. The now missing
> functions used to live in a file called GENUT (also written by ASB?).
> This file (or at least the functionality it implements) became part of
> the Symbolics branch of Macsyma but it didn't get into DOE Macsyma
> (although they were aware of its existence since they did have the
> files depending on it).
>
> I tried to reconstruct these functions and I think GENUT is now
> complete (except for functions which are nowhere used).
>
> In particular, the following functions are now working:
>
> facexp: facsum, factorfacsum, collectterms;
> stopex: expandwrt, expandwrt_factored;
> declin: linsimp
> disol: disolate
>
> The main news with respect to the previous version I announced to the
> mailing list is that I added the missing functions for declin.mac and
> that everything can now be translated (note that you have to apply
> some patches, in particular the SUM and MAKELIST translation bug fixes
> I posted here a few weeks ago, but everything is contained in the
> package).
>
> Note that translation involves some issues which I tried to explain
> in some detail in the NOTES file.
>
> Of course some testing would be most welcome (many thanks to Valerij
> Pipin and David Billinghurst, who tested the previous version).
>
> You find the package at
>
> http://members.inode.at/wjenkner/maxima/genut-1.0.tar.gz
>
> Enjoy!
> --
> wjenkner@inode.at
>
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