atan(x): Returns the inverse tangent of x : atan « Math Functions « PostgreSQL

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PostgreSQL » Math Functions » atan   atan(x): Returns the inverse tangent of x postgres=# -- atan(x): Returns the inverse tangent of x postgres=# select atan(tan(1)) AS inverse_example;  inverse_example -----------------                1 (1 row) postgres=# postgres=#                     Related examples in the same category

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