Re: Plot[x Sin[x],{-100,100}] Bad {-100,99} Good?
- To: mathgroup at smc.vnet.net
- Subject: [mg38296] Re: Plot[x Sin[x],{-100,100}] Bad {-100,99} Good?
- From: Jens-Peer Kuska <kuska at informatik.uni-leipzig.de>
- Date: Thu, 12 Dec 2002 01:31:15 -0500 (EST)
- Organization: Universitaet Leipzig
- References: <at4d54$etu$1@smc.vnet.net>
- Reply-to: kuska at informatik.uni-leipzig.de
- Sender: owner-wri-mathgroup at wolfram.com
Hi,
set the PlotPoints option to a value that resolve the oscillations
and
Plot[x Sin[x], {x, -100, 100}, PlotPoints -> 66]
will work fine.
Regards
Jens
"Steven T. Hatton" wrote:
>
> This is Mathematica 4.2 on Linux. I evaluated Plot[x Sin[x], {-100,100}] and
> disvovered that the portion of the plot between,9.5Pi and 11Pi is displayed
> as a line segment joining the points {9.5 , 9.5 Sin[9.5]} and {11 , 11
> Sin[11]}. I've also found that the plot from x=-100 to x=99.99 is incorrect.
> The plot over the range [-100,99] is correct. What is happening here? Does
> this happen on other systems?
> --
> STH
> Hatton's Law:
> "There is only One inviolable Law."