epsilon

[John W. Eaton]

On 20-Mar-2000, Ben Sapp <address@hidden> wrote:

| How do you access the 'eps' constant from a C++ file dynamically linked
| with Octave?  
| 
| I would like to have the following statement:
| 
| if((my_var < 10*eps)||(my_var > 10*eps)){
|       do something;
| } 

Use the C macro DBL_EPSILON.  That's how eps is defined.

jwe



-----------------------------------------------------------------------
Octave is freely available under the terms of the GNU GPL.

Octave's home on the web:  http://www.che.wisc.edu/octave/octave.html
How to fund new projects:  http://www.che.wisc.edu/octave/funding.html
Subscription information:  http://www.che.wisc.edu/octave/archive.html
-----------------------------------------------------------------------