Thank you! maxima_calculus.eval("domain:real;") solves my immediate problem.
Of course, the underlying bug remains.
BTW, I had heard years ago to avoid declaring sage variables with
domain='positive', as this often triggered maxima failures. I wonder if I
have stumbled on the same bug.
On Tuesday, June 19, 2018 at 3:22:07 PM UTC-7, Nils Bruin wrote:
>
> On Tuesday, June 19, 2018 at 2:30:46 PM UTC-7, Richard_L wrote:
>>
>> It would be useful if one could override Sage's default "domain:complex",
>> at least until the Maxima fix comes through.
>>
>> One can: maxima_calculus.eval("domain: real;")
>
> Of course, another solution for your computation to succeed is to not put
> the assumptions in. Inequalities will not affect matrix algebra
> computations. (only decisions are made based on whether something is
> *equal* to zero)
>
>
>
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