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Mirrors > Home > ILE Home > Th. List > 4exbidv | Unicode version |
Description: Formula-building rule for 4 existential quantifiers (deduction form). (Contributed by NM, 3-Aug-1995.) |
Ref | Expression |
---|---|
4exbidv.1 |
Ref | Expression |
---|---|
4exbidv |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | 4exbidv.1 | . . 3 | |
2 | 1 | 2exbidv 1840 | . 2 |
3 | 2 | 2exbidv 1840 | 1 |
Colors of variables: wff set class |
Syntax hints: wi 4 wb 104 wex 1468 |
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 |
This theorem is referenced by: ceqsex8v 2726 copsex4g 4164 opbrop 4613 ovi3 5900 brecop 6512 th3q 6527 dfplpq2 7155 dfmpq2 7156 enq0sym 7233 enq0ref 7234 enq0tr 7235 enq0breq 7237 addnq0mo 7248 mulnq0mo 7249 addnnnq0 7250 mulnnnq0 7251 addsrmo 7544 mulsrmo 7545 addsrpr 7546 mulsrpr 7547 |
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