*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 | -------------------------------------------------------------