# Slot: left_subject_is_functional _True if a subject mapping is present, and maps uniquely within the same ontology_ URI: [xodiff:left_subject_is_functional](https://w3id.org/oak/cross-ontology-diff/left_subject_is_functional) ## Inheritance * **left_subject_is_functional** [ [left_side](left_side.md) [is_functional](is_functional.md)] ## Applicable Classes | Name | Description | Modifies Slot | | --- | --- | --- | | [RelationalDiff](RelationalDiff.md) | A relational diff expresses the difference between an edge in one ontology, a... | no | ## Properties * Range: [Boolean](Boolean.md) ## Identifier and Mapping Information ### Schema Source * from schema: https://w3id.org/oak/cross-ontology-diff ## LinkML Source
```yaml name: left_subject_is_functional description: True if a subject mapping is present, and maps uniquely within the same ontology from_schema: https://w3id.org/oak/cross-ontology-diff rank: 1000 mixins: - left_side - is_functional alias: left_subject_is_functional owner: RelationalDiff domain_of: - RelationalDiff range: boolean ```