# acos

From SparkR v2.1.2
by Shivaram Venkataraman

##### acos

Computes the cosine inverse of the given value; the returned angle is in the range 0.0 through pi.

##### Usage

```
# S4 method for Column
acos(x)
```

##### Arguments

- x
Column to compute on.

##### Note

acos since 1.5.0

##### See Also

Other math_funcs: `asin`

, `atan2`

,
`atan`

, `bin`

,
`bround`

, `cbrt`

,
`ceil`

, `conv`

,
`corr`

, `cosh`

,
`cos`

, `covar_pop`

,
`cov`

, `expm1`

,
`exp`

, `factorial`

,
`floor`

, `hex`

,
`hypot`

, `log10`

,
`log1p`

, `log2`

,
`log`

, `pmod`

,
`rint`

, `round`

,
`shiftLeft`

,
`shiftRightUnsigned`

,
`shiftRight`

, `signum`

,
`sinh`

, `sin`

,
`sqrt`

, `tanh`

,
`tan`

, `toDegrees`

,
`toRadians`

, `unhex`

##### Examples

```
# NOT RUN {
acos(df$c)
# }
```

*Documentation reproduced from package SparkR, version 2.1.2, License: Apache License (== 2.0)*

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