polars.Expr.arctan¶
- Expr.arctan() polars.internals.expr.Expr¶
Compute the element-wise value for Trigonometric tangent on an array
- Returns
- Series of dtype Float64
Examples
>>> df = pl.DataFrame({"a": [1.0]}) >>> df.select(pl.col("a").arctan()) shape: (1, 1) ┌────────────────────┐ │ a │ │ --- │ │ f64 │ ╞════════════════════╡ │ 0.7853981633974483 │ └────────────────────┘