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MathGroup Archive 2007

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Re: Re: Mathematica 6.0 easier for me ... (small review)

  • To: mathgroup at smc.vnet.net
  • Subject: [mg76857] Re: [mg76854] Re: Mathematica 6.0 easier for me ... (small review)
  • From: DrMajorBob <drmajorbob at bigfoot.com>
  • Date: Mon, 28 May 2007 05:10:53 -0400 (EDT)
  • References: <f30vpv$mkn$1@smc.vnet.net> <200705241005.GAA21248@smc.vnet.net> <f36fhi$8e0$1@smc.vnet.net> <f38su9$ioe$1@smc.vnet.net> <15555997.1180332432415.JavaMail.root@m35>
  • Reply-to: drmajorbob at bigfoot.com

Plot[{Sin[x], Cos[x], 1 - Exp[-x], Exp[-x] - 1,
   Sin[x]^2, -Cos[x]^2}, {x, 0, 10},
  PlotStyle -> {{Orange, Dashed}, {Black, DotDashed}, {Blue,
     Thick}, {Red, DotDashed}}]

Bobby

On Mon, 28 May 2007 00:13:20 -0500, Szabolcs <szhorvat at gmail.com> wrote:

> Helen Read wrote:
>> Murray Eisenberg wrote:
>>> Helen Read wrote:
>>>> Another little thing: I'd like the ability to set a different color
>>>> scheme (perhaps a user defined color scheme) to be used for plots. I
>>>> find that if I plot two functions together without setting a PlotStyle
>>>> that the blue and purply colors Mathematica uses are a bit difficult  
>>>> to
>>>> distinguish. I'd like the first two colors to be say, blue and red.
>>> Blue and Red do distinguish the graphs more clearly.  But the default
>>> colors are, to my eye and on my monitor, more pleasing in combination.
>>> Aesthetics vs. functionality!
>>
>> Aesthetics are in the eye of the beholder, of course. I like the
>> convenience of automatic coloring without having to set a PlotStyle, I'd
>> just like to control what colors will be used. I haven't tried it yet
>> (I'm not teaching this part of the summer), but I strongly suspect that
>> the default colors will not be easily distinguishable on the overhead
>> projectors in our classrooms. I normally have to use carefully selected,
>> bright colors to get good contrast on the projectors.
>>
>> --
>> Helen Read
>> University of Vermont
>>
>
> I too find the default colours very pleasing. But it seems that you
> *can* set a default PlotStyle (but you have to set it separately for
> every plotting function).
>
> Plot[] is happy if PlotStyle has more entries than the number of curves
> that you are plotting. And if you have more plots than the number of
> items in PlotStyle, than the plot styles are used cyclically.
>
> So try
> SetOptions[Plot, PlotStyle -> {{Blue}, {Red}, {Green}}]
>
> See how plot styles are cyclically repeated:
>
> Plot[{Sin[x], Cos[x], 1 - Exp[-x], Exp[-x] - 1,
>    Sin[x]^2, -Cos[x]^2}, {x, 0, 10}]
>
> I hope this helps.
>
> Szabolcs
>
>



-- 
DrMajorBob at bigfoot.com


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