Thank you Robert.
Le 07/05/2010 16:36, Robert Dodier a ?crit :
> On 5/7/10, reyssat<eric.reyssat at math.unicaen.fr> wrote:
>
>
>> how do I get an expansion of a one variable polynomial sorted by
>> decreasing degrees, independently of signs of coefficients ?
>>
>> I would like f(1/2-x) --> -x+1/2 for instance.
>>
> Try this: negsumdispflag:false;
>
> Just one of Maxima's multitude of obscure flags ...
> at least it is actually in the reference manual!
>
Yes I could have found it !
Eric
> For the record:
> http://maxima.sourceforge.net/docs/manual/en/maxima_95.html#Category_003a-Display-flags-and-variables
>
> best
>
> Robert Dodier
>
>