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MathGroup Archive 2006

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Re: Plotting Cosh(x)?

  • To: mathgroup at
  • Subject: [mg67094] Re: [mg67073] Plotting Cosh(x)?
  • From: Murray Eisenberg <murray at>
  • Date: Fri, 9 Jun 2006 01:07:51 -0400 (EDT)
  • Organization: Mathematics & Statistics, Univ. of Mass./Amherst
  • References: <>
  • Reply-to: murray at
  • Sender: owner-wri-mathgroup at

In Mathematica, arguments of functions are enclosed in square brackets 
[] and NOT in parentheses () -- unless, that is, you're trying to use 
TraditionalForm input (which can be dangerous due to its possible 

So you want:


In what you had, the parentheses are just grouping symbols, so the 
expression fed to Plot is a product of the symbols Cosh and x.

dimzi101 at wrote:
> When trying this:
> Plot[Cosh(x), {x, -1, 1}]
> I constantly get errors!
> Im trying to plot some catenaries using table (for various values), and
> this is stopping me from doing so.
> Any suggestions?

Murray Eisenberg                     murray at
Mathematics & Statistics Dept.
Lederle Graduate Research Tower      phone 413 549-1020 (H)
University of Massachusetts                413 545-2859 (W)
710 North Pleasant Street            fax   413 545-1801
Amherst, MA 01003-9305

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