how can I plot a function: K=1i.*sqrt​(K.^2+V0).​*tan(sqrt(​K.^2+V0))-​K; in a complex K - plane where V0 = 1.

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I don't know where to start. Thanks

Answers (1)

Walter Roberson
Walter Roberson on 2 Sep 2015
ezplot('1i*sqrt((x+y*1i)^2+1)*tan(sqrt((x+y*1i)^2+1))-2*(x+y*1i)')

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