ncl function like epsilon?

Hi. What NCL function is most like "epsilon" in Fortran, as described here:
http://gcc.gnu.org/onlinedocs/gcc-4.3.5/gfortran/EPSILON.html

epszero?

Any clarification would be greatly appreciated.
Thank you,
Erik
_______________________________________________
ncl-talk mailing list
List instructions, subscriber options, unsubscribe:
http://mailman.ucar.edu/mailman/listinfo/ncl-talk
Received on Sun Dec 19 09:53:18 2010