ArcTan
Elementary Functions
ArcTan[
z
]
Representations through equivalent functions
With related functions
Involving tanh
-1
(176 formulas)
Involving tan
-1
(
z
) (6 formulas)
Involving tan
-1
(
i
z
) (6 formulas)
Involving tan
-1
((-
z
)
1/2
) (14 formulas)
Involving tan
-1
(1/(-
z
)
1/2
) (14 formulas)
Involving tan
-1
((
z
2
)
1/2
) (8 formulas)
Involving tan
-1
(
a
(
b
z
c
)
m
) (1 formula)
Involving tan
-1
(1-
z
/1+
z
) (6 formulas)
Involving tan
-1
(
z
-1/
z
+1) (6 formulas)
Involving tan
-1
(1+
z
/1-
z
) (6 formulas)
Involving tan
-1
(
z
+1/
z
-1) (6 formulas)
Involving tan
-1
(2
z
/1-
z
2
) (10 formulas)
Involving tan
-1
(2
z
/
z
2
-1) (10 formulas)
Involving tan
-1
(1-
z
2
/2
z
) (6 formulas)
Involving tan
-1
(
z
2
-1/2
z
) (6 formulas)
Involving tan
-1
(2(-
z
)
1/2
/1+
z
) (23 formulas)
Involving tan
-1
(1+
z
/2 (-
z
)
1/2
) (12 formulas)
Involving tan
-1
((1+
z
2
)
1/2
+
c
z
) (8 formulas)
Involving tan
-1
(1/(1+
z
2
)
1/2
+
c
z
) (8 formulas)
Involving tan
-1
((1+
z
2
)
1/2
+
a
/
z
) (10 formulas)
Involving tan
-1
(
z
/(1+
z
2
)
1/2
+
a
) (10 formulas)
ArcTan[
x
,y]
