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