Description: Obsolete version of ralrexbid as of 4-Nov-2024. (Contributed by AV, 21-Oct-2023) Reduce axiom usage. (Revised by SN, 13-Nov-2023) (Proof modification is discouraged.) (New usage is discouraged.)
Ref | Expression | ||
---|---|---|---|
Hypothesis | ralrexbid.1 | ||
Assertion | ralrexbidOLD |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | ralrexbid.1 | ||
2 | df-ral | ||
3 | 1 | imim2i | |
4 | 3 | pm5.32d | |
5 | 4 | alexbii | |
6 | 2 5 | sylbi | |
7 | df-rex | ||
8 | df-rex | ||
9 | 6 7 8 | 3bitr4g |