Re: Matlab to Octave - precision and differential equations

[Doug Stewart]

On Fri, Oct 1, 2010 at 2:06 PM, fork <address@hidden> wrote:
> Doug Stewart <doug.dastew <at> gmail.com> writes:
>
>>
>>
>> What do you mean by "double  precision limitation of Matlab" ???
>
> I assume the OP meant how many bits are stored in a double (53 according to 
> the
> wiki article: 
> http://en.wikipedia.org/wiki/Floating_point#Internal_representation)
>
> Perhaps the question should be "does octave have a quad datatype?"
>
> Additionally, I would wonder if the OP's data is ill conditioned.
>
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>From :   Rampal Etienne
Dear Doug,

I mean that Matlab is only precise up to 16 digits. I need higher precision
for my purposes.

Kind regards,

Rampal Etienne