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Mirrors > Home > MPE Home > Th. List > 2sp | Structured version Visualization version GIF version |
Description: A double specialization (see sp 2041). Another double specialization, closer to PM*11.1, is 2stdpc4 2342. (Contributed by BJ, 15-Sep-2018.) |
Ref | Expression |
---|---|
2sp | ⊢ (∀𝑥∀𝑦𝜑 → 𝜑) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | sp 2041 | . 2 ⊢ (∀𝑦𝜑 → 𝜑) | |
2 | 1 | sps 2043 | 1 ⊢ (∀𝑥∀𝑦𝜑 → 𝜑) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ∀wal 1473 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1713 ax-4 1728 ax-5 1827 ax-6 1875 ax-7 1922 ax-12 2034 |
This theorem depends on definitions: df-bi 196 df-ex 1696 |
This theorem is referenced by: cbv1h 2256 csbie2t 3528 copsex2t 4883 wfrlem5 7306 fundmpss 30910 frrlem5 31028 bj-cbv1hv 31917 ax11-pm 32007 mbfresfi 32626 cotrintab 36940 pm14.123b 37649 |
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