Mathematica 5 : strange Plot
- To: mathgroup at smc.vnet.net
- Subject: [mg43945] Mathematica 5 : strange Plot
- From: pacotomi at wanadoo.fr (pacotomi)
- Date: Wed, 15 Oct 2003 04:59:21 -0400 (EDT)
- Organization: Wanadoo, l'internet avec France Telecom
- Sender: owner-wri-mathgroup at wolfram.com
Hi,
Plot[ ] gives me a perplexing graphic :
let :
f[x_] := If [x < 20, 0, x - 20]
Then, I try :
Plot[f[x], {x, 0, 100}]
curiously, I get a plot with x between 0 and 40 and f(x) between 0 and
80. The x range is false but the y one is right.
What's wrong with this simple notebook ?
Pacotomi