PostgreSQL/Math Functions/cot

cot(x): Returns the cotangent of x

   <source lang="sql">

postgres=# -- cot(x): Returns the cotangent of x postgres=# SELECT cot(1), cot(-1);

       cot        |        cot

---

+--------------------

0.642092615934331 | -0.642092615934331

(1 row) postgres=# postgres=#

      </source>