asin()
returns the arcsine of a number in radians. arcsine function is the inverse of the sine function. Arcsine of a number is also known as the sine inverse of the number.
Syntax: asin(expression)
Returns: A Float.
Arguments
Name | Description |
expression | A numeric expression that represents the angle in radians. |
Example
RETURN asin(0.5)
The value returned will be the arcsine of 0.5 radians, which is 0.5235987755982989.
Considerations
asin(null)
returnsnull
.- If (
expression
< -1), then (asin(expression)
) returnsNan
(Not a Number). - If (
expression
> 1), then (asin(expression)
) returnsNan
(Not a Number).
Example
RETURN asin(0.1)
Returns the following Result
asin(0.1) |
0.1001674211615598 |
Example
RETURN asin(0.8)
Returns the following Result
asin(0.8) |
0.9272952180016123 |
Example
RETURN asin(-0.4)
Returns the following Result
asin(-0.4) |
-0.41151684606748806 |
Example
RETURN asin(1)
Returns the following Result
asin(1) |
1.5707963267948966 |
Example
RETURN asin(-1)
Returns the following Result
asin(-1) |
-1.5707963267948966 |
Example
RETURN asin(0)
Returns the following Result
asin(0) |
0.0 |
Example
RETURN asin(1.5)
Returns the following Result
asin(1.5) |
NaN |
Note– asin(<Any Number greater than 1>)
returns NaN
.
Example
RETURN asin(-1.5)
Returns the following Result
asin(-1.5) |
NaN |
Note– asin(<Any Number less than -1>)
returns NaN
.
Example
RETURN asin(null)
Returns the following Result
asin(null) |
null |
Note– asin(null)
returns null
.