Sec

Sec[z] gives the secant of z.

Mathematical function (see Section A.3.10).

The argument of Sec is assumed to be in radians. (Multiply by Degree to convert from degrees.)

.

1/Cos[z] is automatically converted to Sec[z]. TrigFactorList[expr] does decomposition.

See Section 3.2.6.

See also: ArcSec, TrigToExp, TrigExpand.

New in Version 1.

Further Examples