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Re: ContourPlot, etc.: not every point a Real

• To: mathgroup at smc.vnet.net
• Subject: [mg87608] Re: ContourPlot, etc.: not every point a Real
• From: Will Robertson <wspr81 at gmail.com>
• Date: Mon, 14 Apr 2008 05:44:37 -0400 (EDT)
• References: <ftmtr7$4k2$1@smc.vnet.net> <ftncsv$8cc$1@smc.vnet.net>

On 2008-04-11 19:31:03 +0930, dh <dh at metrohm.ch> said:

> ContourPlot first calls Eval with symbolic arguments in order to check
> if it can simplify the expression. This is done to improve speed. You
> can suppress this, by specifying that the arguments must be numeric,

Ah, excellent!
Thanks for the quick reply. That certainly takes the mystery out of things.

All the best,
Will