dpb <none@non.net> wrote in message <ka2mvr$gdm$1@speranza.aioe.org>...
> On 12/9/2012 12:44 PM, gouri halde wrote:
> > How you can increase precision of answer (a number) in MATLAB? Actually
> > I have to generate a chaotic time series using certain chaotic map. I
> > got the series values but all of them are the same. I think if I could
> > increase the number of digits after the decimal point I may get the
> > minute variation in the series values.I am getting a precision of 4. For
> > a perfect chaotic series I should have (may be)at least equal to 8. I am
> > having a 64 bit operating system.
>
> At the command line
>
> format long % doc format
>
> NB internal precision is double by default so there are roughly 15 bits
> of precision it's only the display that is shortened for (usually)
> convenience.
While I imagine you know this, the precision in MATLAB
is not 15 bits, but a bit over 15 digits.
John![]()
> On 12/9/2012 12:44 PM, gouri halde wrote:
> > How you can increase precision of answer (a number) in MATLAB? Actually
> > I have to generate a chaotic time series using certain chaotic map. I
> > got the series values but all of them are the same. I think if I could
> > increase the number of digits after the decimal point I may get the
> > minute variation in the series values.I am getting a precision of 4. For
> > a perfect chaotic series I should have (may be)at least equal to 8. I am
> > having a 64 bit operating system.
>
> At the command line
>
> format long % doc format
>
> NB internal precision is double by default so there are roughly 15 bits
> of precision it's only the display that is shortened for (usually)
> convenience.
While I imagine you know this, the precision in MATLAB
is not 15 bits, but a bit over 15 digits.
John