[Scilab-users] Loop query

[Lester Anderson]

Hi Stefan,

Thank you for clarifying the meaning of the error message.

Lester

On Sun, 15 Aug 2021 at 11:59, Stefan Du Rietz <sdr at durietz.se> wrote:

> Hello Lester,
> the problem is that seq in each loop is a vector of increasing length!
>
> Stefan
>
>
> On 2021-08-15 12:05, Lester Anderson wrote:
> > Hi Stefan,
> >
> > I did try that before, but got an error - "Submatrix incorrectly defined"
> >
> > Lester
> >
> > On Sun, 15 Aug 2021 at 10:56, Stefan Du Rietz <sdr at durietz.se
> > <mailto:sdr at durietz.se>> wrote:
> >
> >
> >
> >     On 2021-08-15 09:00, Lester Anderson wrote:
> >      > Hello,
> >      >
> >      > Basic query. I have a simple code that applies the Collatz
> >     conjecture
> >      > equation (3n+1) by running a function and then runs a loop over
> the
> >      > values stored in prime (the first 8 Prime numbers):
> >      >
> >      > clear
> >      >
> >      > exec('collatz.sci',-1);
> >      >
> >      > prime  =  primes(20);
> >      >
> >      > for  i  =  1:length(prime)
> >      >      [ns,  seq]=collatz(prime(i))
> >      > end
> >      >
> >      > As it stands, this just runs to the end (i=8) and the value 19.
> >     How can
> >      > I get the code to write the results of each loop pass into the
> >     variables
> >      > ns and seq, such that each contains the results of the 8 passes?
> >      >
> >      > Can no longer search the forums online from the website.
> >      >
> >      > Thanks
> >      > Lester
> >
> >
> >     // Before the for loop:
> >     ns = zeros(prime);
> >     seq = ns;
> >
> >     // Changed for loop
> >     for  i  =  1:length(prime)
> >           [ns(i),  seq(i)]=collatz(prime(i))
> >     end
> >
> >     Regards
> >     Stefan
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