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Mirrors > Home > ILE Home > Th. List > ralxfr | Unicode version |
Description: Transfer universal quantification from a variable to another variable contained in expression . (Contributed by NM, 10-Jun-2005.) (Revised by Mario Carneiro, 15-Aug-2014.) |
Ref | Expression |
---|---|
ralxfr.1 | |
ralxfr.2 | |
ralxfr.3 |
Ref | Expression |
---|---|
ralxfr |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | ralxfr.1 | . . . 4 | |
2 | 1 | adantl 275 | . . 3 |
3 | ralxfr.2 | . . . 4 | |
4 | 3 | adantl 275 | . . 3 |
5 | ralxfr.3 | . . . 4 | |
6 | 5 | adantl 275 | . . 3 |
7 | 2, 4, 6 | ralxfrd 4378 | . 2 |
8 | 7 | mptru 1340 | 1 |
Colors of variables: wff set class |
Syntax hints: wi 4 wb 104 wceq 1331 wtru 1332 wcel 1480 wral 2414 wrex 2415 |
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-io 698 ax-5 1423 ax-7 1424 ax-gen 1425 ax-ie1 1469 ax-ie2 1470 ax-8 1482 ax-10 1483 ax-11 1484 ax-i12 1485 ax-bndl 1486 ax-4 1487 ax-17 1506 ax-i9 1510 ax-ial 1514 ax-i5r 1515 ax-ext 2119 |
This theorem depends on definitions: df-bi 116 df-tru 1334 df-nf 1437 df-sb 1736 df-clab 2124 df-cleq 2130 df-clel 2133 df-nfc 2268 df-ral 2419 df-rex 2420 df-v 2683 |
This theorem is referenced by: (None) |
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