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