| Description: | Produces the cotangent of X. | ||
| Class: | Elemental function; Generic | ||
| Arguments: | X must be of type real; it cannot be zero. It must be in radians and is treated as modulo 2*pi. | ||
| Results: | The result type is the same as X. | ||
| Specific Name | Argument Type | Result Type |
|---|---|---|
| COTAN | REAL(4) | REAL(4) |
| DCOTAN | REAL(8) | REAL(8) |
| QCOTAN | REAL(16) | REAL(16) |
Examples
COTAN (2.0) has the value -4.576575E-01.
COTAN (0.6) has the value 1.461696.