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 Author Comment/Response Ben Langton 11/10/99 12:13pm >>How does one get Mathematica to graph x=4, for example. I can easily get y=4 by>> Plot[4, {x, 0, 10}, AxesLabel -> {''x'', ''y''}], >>but how about the vertical line at x=4 (x==4)? >> >>I'm sure it's pretty easy, but I just can't see it. >>Just starting off with Mathematica, I was trying to build a rectangle with sides y==3, y==5, x==7, x==11. > >====== > >Since x = 4 is not a function, Plot can not be used. You could draw a rectangle using Line primitives, e.g. > >Show[Graphics[Line[{{7,3},{7,5}, {11,5},{11,3}, {7,3}}]], Axes->True] > >Tom Zeller >Forum Moderator > Better still, just use the ImplicitPlot command : << Graphics`ImplicitPlot` ImplicitPlot[x==4,{x,0,5},{y,0,5}] Ben Langton, QuickMath URL: ,

 Subject (listing for 'Graph of x==n') Author Date Posted Graph of x==n Paolo Pignat... 10/22/99 2:39pm Re: Graph of x==n Forum Modera... 10/28/99 10:18am Re: Graph of x==n Ben Langton 11/10/99 12:13pm
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