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