ArcTan
Elementary Functions
ArcTan[
z
]
Representations through equivalent functions
With related functions
Involving tanh
-1
Involving tan
-1
(1-
z
2
/2
z
)
Involving tan
-1
(1-
z
2
/2
z
) and tanh
-1
(
i
z
) (3 formulas)
ArcTan[
x
,y]
