Difference between revisions of "Secant"
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The secant function is defined by | The secant function is defined by | ||
$$\sec(z)=\dfrac{1}{\cos(z)}.$$ | $$\sec(z)=\dfrac{1}{\cos(z)}.$$ | ||
Revision as of 07:44, 8 June 2016
The secant function is defined by
$$\sec(z)=\dfrac{1}{\cos(z)}.$$
Graph of $\sec$ over $[-2\pi,2\pi]$.
Domain coloring of $\sec$.
Trig functions diagram using the unit circle.
Properties
Derivative of secant
Relationship between secant, Gudermannian, and cosh
Relationship between cosh, inverse Gudermannian, and sec
See Also
References
- 1964: Milton Abramowitz and Irene A. Stegun: Handbook of mathematical functions ... (previous) ... (next): 4.3.5
