Subject: | | Re: Precision in F90 |
From: | | [log in to unmask][log in to unmask], 10 Feb 2004 17:42:44 +0100432_US-ASCII A "similar" syntax is provided by rexx, originally an IBM mainframe scripting language. It is available in several commercial versions, but there is also a very good free version known as regina maintained, incidentally, by another Australian:
http://regina-rexx.sourceforge.net/
Functions like sin are not included, but of course can (and have) been written. Your example in rexx: [...]36_10Feb200417:42:[log in to unmask] |
Reply-To: | | Fortran 90 List <[log in to unmask]> |
Date: | | Wed, 29 Sep 2004 12:05:16 -0700 |
Content-Type: | | text/plain |
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> I'm trying to solve a taugh numerical problem: finding the roots of a
> non-linear set of equation.
> I need to go beyond the double precision (Real(8) and Complex(8)).
> Is it possible to achieve this in Fortran 90?
> Thank you very much in advance for your help.
Many processors support quad precision. For more generality, try
http://www.nersc.gov/~dhbailey/mpdist/mpdist.html
There's a page with a short description at
http://www.scicomp.uni-erlangen.de/letter/v01n07/s1
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