[Scilab-users] algebra conventions with integer types to be discussed

[Stéphane Mottelet]

Le 14/09/2018 à 18:20, Stéphane Mottelet a écrit :
> Hello all,
>
> Integer types in Scilab are not smoothly implemented and there are 
> still some bugs and real questions to be discussed, specifically on 
> over/underflow, exceptions in divisions such as in
>
> int8(1)/int8(0)
>
> int8(-128)/int8(-1)
>
> type of the result of mixed double/integer operations, such as
>
> int8(1) + %pi
>
> int8(1)/0.0
>
> and so on. Other software related to Scilab, e.g. Matlab and Julia, 
> have different conventions and currently Scilab currently adopts a mix 
> of them, which does not help to make one's mind.
>
> Integers types were a long-waited feature by people who needed it, so 
> I would like to have some  developpers and user testimonies about the 
> way they do algebra with them.
>
> Thanks in adavance,
>
> S.
>
Hello all,

Do I have to conclude that the implementation is currently so incoherent 
that *nobody* uses integer types in Scilab (other than Scilab code itself) ?

S.


-- 
Stéphane Mottelet
Ingénieur de recherche
EA 4297 Transformations Intégrées de la Matière Renouvelable
Département Génie des Procédés Industriels
Sorbonne Universités - Université de Technologie de Compiègne
CS 60319, 60203 Compiègne cedex
Tel : +33(0)344234688
http://www.utc.fr/~mottelet