Re: non-continguous ParametricPlot?
- To: mathgroup at smc.vnet.net
- Subject: [mg20401] Re: non-continguous ParametricPlot?
- From: "Allan Hayes" <hay at haystack.demon.co.uk>
- Date: Tue, 26 Oct 1999 00:32:53 -0400
- References: <7uefce$250@smc.vnet.net>
- Sender: owner-wri-mathgroup at wolfram.com
Rita Bijlsma <R.Bijlsma at iri.tudelft.nl> wrote in message news:7uefce$250 at smc.vnet.net... > Hi All, > > Is it in some way possible to define a non-continguous > Parametric Plot, one that consist of several lines that > are not connected to each other: to skip over regions were > the relation is not defined, without a meaningless line connecting > the meaningful lines. I don't like to define a separate line > with its own name for different parts of the same relation. > > > Thanks for all and any help! > Rita > > > -- > .-. || Drs. Rita Bijlsma tel: +31-15-2787109 > / \|| IRI dept of Radiation Physics fax: +31-15-2786422 > | ||| Delft University of Technology email: rita at iri.tudelft.nl > | |||_The Netherlands ______________ http://www.iri.tudelft.nl/~rita > Rita, Yes: Plot[Sqrt[x^2 - 1], {x, -2, 2}] And , for ParametricPlot with messages turned off and then on: Off[ParametricPlot::"pptr"]; ParametricPlot[{x, Sqrt[x^2 - 1]}, {x, -2, 2}] On[ParametricPlot::"pptr"]; Allan --------------------- Allan Hayes Mathematica Training and Consulting Leicester UK www.haystack.demon.co.uk hay at haystack.demon.co.uk Voice: +44 (0)116 271 4198 Fax: +44 (0)870 164 0565