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Built-in Functions / Mathematical Functions / Elementary Functions /

Sech

Usage

• Sech[z] gives the hyperbolic secant of z.


Notes

• Mathematical function (see Section A.3.10).
• .
• 1/Cosh[z] is automatically converted to Sech[z]. TrigFactorList[expr] does decomposition.
• See Section 3.2.7.
• See also: ArcSech, TrigToExp, TrigExpand.
• New in Version 1; modified in 3.
Further Examples


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