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Plot complex functions #1

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GarkGarcia opened this issue Dec 26, 2020 · 2 comments
Open

Plot complex functions #1

GarkGarcia opened this issue Dec 26, 2020 · 2 comments
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bug Something isn't working

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@GarkGarcia
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This is a follow up to mathics/Mathics#794:

When using Plot on a function with an imaginary part (e.g. Plot[Ix,{x,1,10}], only an empty coordinate system is returned. WolframAlpha's solution is to show two grafs: Plot[{Re[Ix],Re[Ix]},{x,1,10}]`, which might be a better default...
@GarkGarcia GarkGarcia added the bug Something isn't working label Dec 26, 2020
@mmatera
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mmatera commented Dec 26, 2020

This is true for Wolfram alpha, but not for WL, at least until v 11.3.0 :

Plot[Sin[x+2 I x],{x,-1,1}]

imagen

@GarkGarcia
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This is true for Wolfram alpha, but not for WL, at least until v 11.3.0 :

Plot[Sin[x+2 I x],{x,-1,1}]

imagen

Does that mean we're complying to "standard" bahaviour (the one exhibited by Mathematica)?

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@mmatera @GarkGarcia