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Re: How to draw an ellipse?
- To: mathgroup@smc.vnet.net
- Subject: [mg10369] Re: How to draw an ellipse?
- From: "K. Nikolaj Berntsen" <berntsen@_nospam_bkm.dtu.dk>
- Date: Mon, 12 Jan 1998 04:10:02 -0500
- Organization: News Server at UNI-C, Danish Computing Centre for Research and Education.
- References: <694b5p$kjs@smc.vnet.net>
Krishnan Jayakrishnan wrote:
> Does any one know how to construct an ellipse? For example an ellipse
> centered at (0,0) with intercepts at (-a,0,(a,0),(0,-b),(0,b) with
> parametric equation
> x(t) = a*cos(t)
> y(t) = b*sin(t)
> with t increasin from 0 to 2pi radians. --
> Sincerely
> Krishnan Jayakrishnan
> Systems Administrator
> Allied Geophysical Labs
> University of Houston
ParametricPlot or ImplicitPlot is what I use To plot general ellipses.
The one you mention can be drawn quicker, drawing it as a scaled circle
(or something like that).
Nikolaj
--
-------------------------------------------------------------- | Ph.D.
stud., cand.scient. | | K. Nikolaj
Berntsen | | Office: Department
of Structural Engineering and Materials | | Technical
University of Denmark | | Building 118, room
152 | | DK-2800 Lyngby
| | URL: http://www.bkm.dtu.dk/~knb |
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