Re: Hatched shading?

*To*: mathgroup at smc.vnet.net*Subject*: [mg111214] Re: Hatched shading?*From*: Murray Eisenberg <murray at math.umass.edu>*Date*: Fri, 23 Jul 2010 07:15:34 -0400 (EDT)

The thickness has nothing to do with it, as the behavior is readily reproducible without it. But using an option such as PlotPoints -> 100 seems to avoid the behavior. On 7/21/2010 7:10 AM, Alexey Popkov wrote: > Hello, > > I confirm this behavior on Windows XP SP3 with Mathematica 7.0.1. All the > red lines get out of the region defined by RegionFunction. > > > "ADL"<alberto.dilullo at tiscali.it> news:i23k1u$eqc$1 at smc.vnet.net... >> Following what Bob brilliantly suggested, I found a possible bug in >> Mathematica 7.0.1 for Windows. >> If you type the following, you will get a couple of red lines getting >> out of their boundary: >> >> f[x_] := Sin[x]; >> >> Plot[ >> {Table[(x - k)/3, {k, -3, 3, .10}], f[3x]}, >> {x, 0, 3}, >> PlotRange -> {0, 1}, >> RegionFunction -> Function[{x, y}, 0< y<= f[3x]], >> PlotStyle -> { >> Directive[ AbsoluteThickness[4], Red], >> Directive[ Thick, Blue] >> } >> ] >> >> Does anybody else confirms this? >> >> ADL >> >> >> >> On 18 Lug, 07:06, Bob Hanlon<hanl... at cox.net> wrote: >>> I forget to copy the definition of f[x] that I was using as an example >>> >>> f[x_] = Exp[-x] >>> >>> Bob Hanlon >> > > > -- Murray Eisenberg murray at math.umass.edu Mathematics & Statistics Dept. Lederle Graduate Research Tower phone 413 549-1020 (H) University of Massachusetts 413 545-2859 (W) 710 North Pleasant Street fax 413 545-1801 Amherst, MA 01003-9305