[Scilab-users] Seemingly inconsistent behavior

[Stéphane Mottelet]

Hello,

This limitation is alreay pointed out here :

http://bugzilla.scilab.org/show_bug.cgi?id=15756

S.

Le 15/01/2019 à 03:36, Federico Miyara a écrit :
>
> Dear all,
>
> This statement
>
> a = {[%f, %t], {2; poly([3, 2],'v')}}
>
> defines a cell array whose first element is a boolean row vector and 
> whose second element in turn is another cell array.
>
> Invoking a{1}(1) correctly returns the boolean value F.
>
> But a{2}{1} does not return 2, as expected but an error:
>
> Error: syntax error, unexpected {, expecting end of file
>
> However
>
> b  =  a{2}
> b{1}
>
> returns the correct value 2.
>
> Why, if a{2} is a cell array, its entries cannot be extracted with the 
> curly brackets {}?
>
> Moreover a{2}(1) and a{2}(2) should be the constant 2. and the polynomial
>
>            2
>    6 -5v +v
>
> respectively,  but they are reported as cell arrays, since
>
> iscell(a{2}(1)) and  iscell(a{2}(2)) are both True
>
> Why is a cell array responsive to () at all and why it returns a sub 
> ell array?
>
> Thank you in advance.
>
> Regards,
>
> Federico Miyara
>
>
>
>
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-- 
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