Re: --->What is the problem with 'ParametricPlot'?

*To*: mathgroup at smc.vnet.net*Subject*: [mg4668] Re: --->What is the problem with 'ParametricPlot'?*From*: dmourati at uiuc.edu (Demetri Mouratis)*Date*: Thu, 22 Aug 1996 03:55:19 -0400*Organization*: University of Illinois at Urbana*Sender*: owner-wri-mathgroup at wolfram.com

In article <4ve8rf$iro at dragonfly.wolfram.com>, whoami at hknet.com (Seagull) wrote: > I input the followings: > x={Sin[t]}^3 > y={Cos[t]}^3 > ParametricPlot[{x, y}, {t, 0, Pi/2}] > > And got the following outputs: > ParametricPlot::ppcom: > Function x cannot be compiled; plotting will proceed with the > uncompiled function. > ParametricPlot::ppcom: > Function y cannot be compiled; plotting will proceed with the > uncompiled function. > ParametricPlot::pptr: > x does not evaluate to a pair of real numbers at t = 0.. > ParametricPlot::pptr: > x does not evaluate to a pair of real numbers at t = 0.0654498. > ParametricPlot::pptr: > x does not evaluate to a pair of real numbers at t = 0.1309. > General::stop: > Further output of ParametricPlot::pptr > will be suppressed during this calculation. > > > Can anyone tell me what is wrong? > Thanks in advance!! > > Seagull. Remove the braces from your x and y definitions. In[4]:= x=Sin[t]^3 y=Cos[t]^3 ParametricPlot[{x, y}, {t, 0, Pi/2}] ------------------------------------------------------------------- Demetri Mouratis dmourati at uiuc.edu http://www.wolfram.com/~demetrim/ ==== [MESSAGE SEPARATOR] ====