signum-plot

• Subject: signum-plot
• From: J. Simons
• Date: Sun, 30 Dec 2007 01:31:11 +0100

Meine VistaPrint Elektronische VisitenkarteL.S.,

I tried to plot a signumfunction in the following way :

(%i36) f(x):=x^3;
(%o36) f(x):=x^3
(%i37) plot2d(signum(f(x)),[x,-4,4]);

But I got no plot at all ?

Thanks in advance for your answer/help.

Jos?  Simons
 

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