Function asec

Calculate the inverse secant of a value. Defined as asec(x) = acos(1/x).

For matrices, the function is evaluated element wise.

Syntax

asec(x)

Parameters

Parameter Type Description
x number | Complex | Array | Matrix Function input

Returns

Type Description
number | Complex | Array | Matrix The arc secant of x

Examples

asec(0.5);           // returns 1.0471975511965979
asec(sec(1.5)); // returns 1.5

asec(2);             // returns 0 + 1.3169578969248166 i

See also

acos, acot, acsc