atan

Library: ib_udf

Added in: IB

Better alternative: Internal function ATAN()

Description

Returns the arc tangent of the argument.

Result type: DOUBLE PRECISION

Syntax

atan (number)

Declaration

DECLARE EXTERNAL FUNCTION atan
  DOUBLE PRECISION
  RETURNS DOUBLE PRECISION BY VALUE
  ENTRY_POINT 'IB_UDF_atan' MODULE_NAME 'ib_udf'