[Scilab-users] isreal question

[Stéphane Mottelet]

Hello,

This has been fixed in Scilab 6.1.

S.

> Le 6 mars 2020 à 19:31, kjubo <kopac.jakub at gmail.com> a écrit :
> 
> Dear all,
> 
> consider this code:
> 
> ==start of code
> clc
> clear
> 
> a3 =  1
> a2 = -1
> a1 =  0.106865
> a0 = -0.002212
> mode(0)
> sol = roots([a3 a2 a1 a0])
> isreal(sol(1))
> isreal(sol(2))
> isreal(sol(3))
> ==end of code
> 
> i get this print in console:
> 
>  sol  = 
> 
>   0.8816333  
>   0.0907062  
>   0.0276605  
> ans  =
> 
>  F
> ans  =
> 
>  F
> ans  =
> 
>  F
> 
> I do not understand, why the isreal return false flag, if all roots are real
> with no imaginary part.
> 
> I am missing something? Or it is bug?
> 
> using Scilab 6.0.2 x64
> 
> thank you
> 
> BR
> 
> J.K.
> 
> 
> 
> --
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