tuple_atan

Herror ::tuple_atan ( const HTuple &T, double *ATan ) Herror ::tuple_atan ( const HTuple &T, HTuple *ATan )

Compute the arctangent of a tuple.

::tuple_atan computes the arctangent of the input tuple T. The arctangent is always returned as a floating point number. The arctangent of a string is not allowed.

Parameters

`T` (input_control)	number(-array) `->` HTuple.double / long
Input tuple.

`ATan` (output_control)	number(-array) `->` (HTuple.) double *
Arctangent of the input tuple.

Alternatives

::tuple_atan2, ::tuple_asin, ::tuple_acos

See also

::tuple_tan

Module

Operators not requiring licensing