CASTI-89 TITANIUM · CALC89
cot⁻¹(
Returns the angle whose cotangent is the given value, in the current angle mode. For standard values the angle is exact, for example a multiple of π.
Syntax
cot⁻¹(expr)
- Group
- Trigonometry
- Arguments
- Takes one value or expression.
- Availability
- Included
Example
| Input | Result |
|---|---|
| cot⁻¹(1) | π/4 |
Typing cot⁻¹(1) on the home screen and pressing ENTER returns π/4.
Related commands
- csc(Returns the cosecant of an angle, interpreted in the current angle mode.
- csch(Returns the hyperbolic cosecant of a value.
- csch⁻¹(Returns the inverse hyperbolic cosecant of a value.
- csc⁻¹(Returns the angle whose cosecant is the given value, in the current angle mode.
- P▶Rx(Converts polar coordinates to the rectangular x coordinate, x=r·cos(θ).
- P▶Ry(Converts polar coordinates to the rectangular y coordinate, y=r·sin(θ).
- R▶Pr(Converts rectangular coordinates to the polar radius r, the distance of the point from the origin.
- R▶Pθ(Converts rectangular coordinates to the polar angle θ, in the current angle mode.