Tangent
From specialfunctionswiki
The tangent function is defined as the ratio of the sine and cosine functions: $$\tan(z) = \dfrac{\sin(z)}{\cos(z)}.$$
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Graph of $\tan$ over $[-2\pi,2\pi]$.
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Domain coloring of $\tan$.
Trig functions diagram using the unit circle.
Properties
Derivative of tangent
Relationship between tan and tanh
Relationship between tanh and tan
Relationship between tangent, Gudermannian, and sinh
Relationship between sinh, inverse Gudermannian, and tan
See Also
References
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Tangent
