Description: |
Produces a cotangent (with the result in radians). | ||

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.

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