How to plot the 2d complex function with amplitude and phase

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Qiu Xu
Qiu Xu am 21 Jan. 2022
Kommentiert: Qiu Xu am 22 Jan. 2022
I have a 2d complex function as follows
psi=sqrt(x^2+y^2)*exp(-(x^2+y^2)/16)*exp(i*atan2(y,x));
How to realize the following figure by using Matlab?
In this image, the color on the ring presents the changes of phase of the function from small to big.

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Cris LaPierre
Cris LaPierre am 22 Jan. 2022

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