Workspace_arctan()

Called by the generic function Atan(x) when x is of type Workspace.

WORKSPACE_ARCTAN() w1=Workspace atan(w)

Workspace_arctan

The default procedure definition and the calculation of errors for this procedure is shown below.

PROCEDURE workspace_arctan; PARAMETERS w1=workspace; RESULT wres
	wres = w1
	wres.y = arctan(w1.y)
	wres.e = w1.e / sqrt( 1 - w1.y^2 )
ENDPROCEDURE