Hello All,
I posted that code to the maxima list, and Stavros made some improvements
to it. I think he posted it as well. I will find it and put it in share.
Dan
Robert Dodier wrote:
> Hi Barton,
>
>> Dan Stanger wrote matrix exponential code that uses Putzer's ode
>> based method, but I can't find it in share.
>
>
> I can't find it either.
>
>> In short, we have two methods, but each package has good stuff the
>> other doesn't. The intersection is 'mat_function' (diag) and 'matrixfun'
>> (linearalgebra). This isn't the only or the last such conflict.
>>
>> Do we want a scheme such as 'diag:mat_function' and
>> 'linearalgebra:mat_function'? One CAS handles packages
>> this way.
>
>
> Well, I certainly do want a package scheme.
> Maybe it's time to reopen that discussion.
>
> We should still try to cut redundant code, but given that
> the two implementations mat_function / matrixfun are
> different in an interesting way, it is reasonable to put them
> in separate packages.
>
> best,
> Robert
>
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