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From: Karl Ratzsch <mail.kfr@gmx.net>
Newsgroups: comp.graphics.apps.gnuplot
Subject: Re: SET FORMAT default
Date: Thu, 10 Oct 2019 23:57:34 +0200
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Am 10.10.2019 um 23:19 schrieb layzarc@aol.com:
> But does that really help if the value being printed comes from a single precision "float"?  I guess what I'm asking does Gnuplot use "double" floating point thoughout the SPLOT contour calculation and its printing to the TABLE? 

gnuplot has been using double precison fp math since some time in
the last century I think.

If the contour calculation doesnt, that would constitute a bug. Do
you have evidence for that?