Method: Polars::Expr#sqrt

Defined in:
lib/polars/expr.rb

#sqrt ⇒ Expr

Compute the square root of the elements.

Examples:

df = Polars::DataFrame.new({"values" => [1.0, 2.0, 4.0]})
df.select(Polars.col("values").sqrt)
# =>
# shape: (3, 1)
# ┌──────────┐
# │ values   │
# │ ---      │
# │ f64      │
# ╞══════════╡
# │ 1.0      │
# │ 1.414214 │
# │ 2.0      │
# └──────────┘

Returns:


245
246
247
 
# File 'lib/polars/expr.rb', line 245

def sqrt
  self**0.5
end