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Topic: Re: [mg6945] ColorFunction
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Andrei Constantinescu

Posts: 32
Registered: 12/7/04
Re: [mg6945] ColorFunction
Posted: May 1, 1997 3:04 AM
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Hi Gene,

I didn't do the testing but in the definition of colorbw there is at least
a mistake:

- there is no x on the right hand side ! Try:

colorbw[x_] := If[x, GrayLevel[0], GrayLevel[1]]

Anyway for searching contours, try ContourPlot[ f[x,y], Contours -> {0} , Shading -> False ]



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