1 core.functions.acos
core.functions.acos(x)Inverse cosine (arccosine).
1.1 Parameters
| Name | Type | Description | Default |
|---|---|---|---|
| x | Expression | float | Expression or numeric value in [-1, 1]. | required |
1.2 Returns
| Name | Type | Description |
|---|---|---|
| UnaryOp | Expression representing arccos(x), result in [0, π]. |