Expr.arcsinh

methodView source ↗

def arcsinh() -> Expr

Categories: numeric

Calculate the inverse hyperbolic sine of the element value.

Examples

>>> import tabsdata as td
>>>
>>> tf: td.TableFrame ...
>>>
>>> tf = tf.select(td.col("val"), td.col("val").arcsinh().alias("arcsinh"))
>>>
┌──────┬──────────┐
│ val  ┆ arcsinh  │
│ ---  ┆ ---      │
│ f64  ┆ f64      │
╞══════╪══════════╡
│ 0.1  ┆ 0.099834 │
│ 1.5  ┆ 1.194763 │
│ 1.8  ┆ 1.350441 │
│ 6.0  ┆ 2.49178  │
│ 6.0  ┆ 2.49178  │
│ 7.5  ┆ 2.712465 │
│ null ┆ null     │
└──────┴──────────┘