% This is generated by ESQL's AbstractFunctionTestCase. Do no edit it. See ../README.md for how to regenerate it.

## `ACOS` [esql-acos]

**Syntax**

:::{image} ../../../images/functions/acos.svg
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:::{include} ../parameters/acos.md
:::

:::{include} ../description/acos.md
:::

:::{include} ../types/acos.md
:::

:::{include} ../examples/acos.md
:::