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Mirrors > Home > ILE Home > Th. List > rmobidva | Unicode version |
Description: Formula-building rule for restricted existential quantifier (deduction form). (Contributed by NM, 16-Jun-2017.) |
Ref | Expression |
---|---|
rmobidva.1 |
Ref | Expression |
---|---|
rmobidva |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | nfv 1508 | . 2 | |
2 | rmobidva.1 | . 2 | |
3 | 1, 2 | rmobida 2615 | 1 |
Colors of variables: wff set class |
Syntax hints: wi 4 wa 103 wb 104 wcel 1480 wrmo 2417 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 105 ax-ia2 106 ax-ia3 107 ax-5 1423 ax-gen 1425 ax-ie1 1469 ax-ie2 1470 ax-4 1487 ax-17 1506 ax-ial 1514 |
This theorem depends on definitions: df-bi 116 df-nf 1437 df-eu 2000 df-mo 2001 df-rmo 2422 |
This theorem is referenced by: rmobidv 2617 |
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