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Mirrors > Home > MPE Home > Th. List > 2sp | Structured version Visualization version GIF version |
Description: A double specialization (see sp 2182). Another double specialization, closer to PM*11.1, is 2stdpc4 2075. (Contributed by BJ, 15-Sep-2018.) |
Ref | Expression |
---|---|
2sp | ⊢ (∀𝑥∀𝑦𝜑 → 𝜑) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | sp 2182 | . 2 ⊢ (∀𝑦𝜑 → 𝜑) | |
2 | 1 | sps 2184 | 1 ⊢ (∀𝑥∀𝑦𝜑 → 𝜑) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ∀wal 1535 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1796 ax-4 1810 ax-5 1911 ax-6 1970 ax-7 2015 ax-12 2177 |
This theorem depends on definitions: df-bi 209 df-ex 1781 |
This theorem is referenced by: cbv1h 2425 csbie2t 3923 copsex2t 5385 wfrlem5 7961 fundmpss 33011 fprlem1 33139 frrlem15 33144 bj-cbv1hv 34120 ax11-pm 34157 mbfresfi 34940 cotrintab 39981 pm14.123b 40765 dfich2ai 43621 dfich2bi 43622 ich2exprop 43640 ichnreuop 43641 ichreuopeq 43642 |
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