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Description: The element of the relations class is a relation. (Contributed by Peter Mazsa, 20-Jul-2019)
| Ref | Expression | ||
|---|---|---|---|
| Assertion | elrelsrelim |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | elrelsrel | ||
| 2 | 1 | ibi |