Complex trigonometry

This page is a sub-page of our page on Infinitesimal Calculus of one complex variable.

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Related sources of information:

The complex sine and cosine functions
The complex function sin(z)

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The real part of the complex sine function f(z) = sin(z) (MathRehab on YouTube):

The imaginary part of the complex sine function f(z) = sin(z) (MathRehab on YouTube):

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The real part of the complex cosine function f(z) = cos(z) (MathRehab on YouTube):

The imaginary part of the complex cosine function f(z) = cos(z) (MathRehab on YouTube):

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