acos(Decimal) - Amazon IoT Analytics
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acos(Decimal)

Returns the inverse cosine of a number in radians. Decimal arguments are rounded to double precision before function application.

Examples: acos(0) = 1.5707963267948966

Argument type Result

Int

Decimal (with double precision), the inverse cosine of the argument. Imaginary results are returned as Undefined.

Decimal

Decimal (with double precision), the inverse cosine of the argument. Imaginary results are returned as Undefined.

Boolean

Undefined.

String

Decimal (with double precision) the inverse cosine of the argument. If the string cannot be converted, the result is Undefined. Imaginary results are returned as Undefined.

Array

Undefined.

Object

Undefined.

Null

Undefined.

Undefined

Undefined.