# module `concrete.fhe.extensions.univariate`
Declaration of `univariate` function.
---
## function `univariate`
```python
univariate(
function: Callable[[Any], Any],
outputs: Optional[BaseDataType, Type[ScalarAnnotation]] = None
) → Callable[[Union[Tracer, Any]], Union[Tracer, Any]]
```
Wrap a univariate function so that it is traced into a single generic node.
**Args:**
function (Callable[[Any], Any]): univariate function to wrap
outputs (Optional[Union[BaseDataType, Type[ScalarAnnotation]]], default = None): data type of the result, unused during compilation, required for direct definition
**Returns:**
Callable[[Union[Tracer, Any]], Union[Tracer, Any]]: another univariate function that can be called with a Tracer as well