BigFloat.atan

Returns the arctangent of a BigFloat.

Syntax

BigFloat.atan(value, env?)

Parameters

• value

  A BigFloat value.

• env optional

  The floating point environment. If not specified, the current global environment is used. See BigFloatEnv.

Return value

A new BigFloat in radians.

Example

BigFloat.atan(1l)

0.7853981633974483096156608458198757

BigFloat.atan(1l, new BigFloatEnv(16))

0.785400390625