ArcTan
Elementary Functions
ArcTan[
z
]
Representations through equivalent functions
With related functions
Involving sinh
-1
Involving tan
-1
(
z
)
Involving tan
-1
(
z
) and sinh
-1
((
z
-(1+
z
2
)
1/2
)
1/2
/(2
1/2
(1+
z
2
)
1/4
)) (4 formulas)
ArcTan[
x
,y]
