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Plot of x=4

• To: mathgroup at smc.vnet.net
• Subject: [mg7233] Plot of x=4
• From: TTCJ34A at prodigy.com ( JOHN C ERB)
• Date: Sat, 17 May 1997 19:13:22 -0400 (EDT)
• Sender: owner-wri-mathgroup at wolfram.com

>We want to plot the function x=4 , but we can not do that. Do you 
know
>how to do it, help us please.
>-- 
>+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
>Dr. Tar Ortiz Peralta 

I erroneously responded with
Plot[4,{x,0,5}]

which is wrong, as it plots a line for y=4

As several other folks indicated

ParametricPlot[{4,t},{t,0,5}];

does the trick

My apologies

John C. Erb