polars.Expr.tan# Expr.tan() → Expr[source]# Compute the element-wise value for the tangent. Returns: ExprExpression of data type Float64. Examples >>> df = pl.DataFrame({"a": [1.0]}) >>> df.select(pl.col("a").tan().round(2)) shape: (1, 1) ┌──────┐ │ a │ │ --- │ │ f64 │ ╞══════╡ │ 1.56 │ └──────┘