Function

atan( number )

Returns the arctangent(s) of the specified number(s) in radians.

Parameters

Keyword	Type	Description
number	Decimal	A number or array of numbers, the arctangent(s) of which will be returned.

Returns

Decimal

Usage considerations

This function can only be applied for numbers between -1 and 1.

Examples

atan(1) returns 0.7853981633974483

Feature compatibility

The table below lists this function's compatibility with various features in Appian.

Feature	Compatibility	Note
Portals	Compatible
Offline Mobile	Compatible
Sync-Time Custom Record Fields	Compatible	Can be used to create a custom record field that only evaluates at sync time.
Real-Time Custom Record Fields	Incompatible	Custom record fields that evaluate in real time must be configured using one or more Custom Field functions.
Process Reports	Compatible
Process Events	Compatible