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Compute inverse hyperbolic sine

Source code

Description

Compute inverse hyperbolic sine

Usage

<Expr>$arcsinh()

Value

Expr

Examples

library(polars)

pl$DataFrame(a = c(-1, sinh(0.5), 0, 1, NA_real_))$
  with_columns(arcsinh = pl$col("a")$arcsinh())

#> shape: (5, 2)
#> ┌──────────┬───────────┐
#> │ a        ┆ arcsinh   │
#> │ ---      ┆ ---       │
#> │ f64      ┆ f64       │
#> ╞══════════╪═══════════╡
#> │ -1.0     ┆ -0.881374 │
#> │ 0.521095 ┆ 0.5       │
#> │ 0.0      ┆ 0.0       │
#> │ 1.0      ┆ 0.881374  │
#> │ null     ┆ null      │
#> └──────────┴───────────┘