Description: The Main Theorem of Equivalences: every equivalence relation implies equivalent comembers. (Contributed by Peter Mazsa, 15-Oct-2021)
Ref | Expression | ||
---|---|---|---|
Assertion | mainer2 |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | fences2 | ||
2 | eldisjim | ||
3 | 2 | anim1i | |
4 | 1 3 | syl |