Description: Binary relation on an intersection is a special case of binary relation on range Cartesian product. (Contributed by Peter Mazsa, 21-Aug-2021)
Ref | Expression | ||
---|---|---|---|
Assertion | brin2 |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | brin | ||
2 | brxrn | ||
3 | 2 | 3anidm23 | |
4 | 1 3 | bitr4id |