882 B
882 B
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
math.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 |
Throws
| Type | Description |
|---|
Examples
math.asec(0.5) // returns 1.0471975511965979
math.asec(math.sec(1.5)) // returns 1.5
math.asec(2) // returns 0 + 1.3169578969248166 i