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Re: Ticks question

• To: mathgroup at smc.vnet.net
• Subject: [mg90181] Re: Ticks question
• From: Szabolcs Horvát <szhorvat at gmail.com>
• Date: Tue, 1 Jul 2008 07:02:22 -0400 (EDT)
• References: <g4a6ta$8tv$1@smc.vnet.net>

Aaron Fude wrote:
> Hi,
> 
> Can't figure out: how does one ask for a certain number of tick marks
> without knowing what the range of the x-axis is as in ParametricPlot?
> 
> For example, I want 4 tick marks.
> 
> On a related note, suppose I want no tick marks but instead want to
> only see an indication of the range shown. How do I accomplish that?
> Perhaps it could be accomplished by having a single tick mark?
> 

Check the "more info" section on the doc page of Ticks.  The Ticks 
option can take a function.  Mathematica will pass the range to the 
function and the function should return a tick specification.