In this article, we will see how to calculate the sine, cosine and tangent of a complex variable z. In the process, we will discover how the trigonometry functions sin and cos are related to the hyperbolic functions sinh and cosh.
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sin and sinh - the imaginary twins
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In this article, we will see how to calculate the sine, cosine and tangent of a complex variable z. In the process, we will discover how the trigonometry functions sin and cos are related to the hyperbolic functions sinh and cosh.