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Topic: to increase number of digits after decimal place in MATLAB
Replies: 5   Last Post: Jan 15, 2016 1:04 PM

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John D'Errico

Posts: 9,130
Registered: 12/7/04
Re: to increase number of digits after decimal place in MATLAB
Posted: Dec 9, 2012 5:24 PM
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dpb <> wrote in message <ka2mvr$gdm$>...
> 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.


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