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Mirrors > Home > ILE Home > Th. List > reuun1 | Unicode version |
Description: Transfer uniqueness to a smaller class. (Contributed by NM, 21-Oct-2005.) |
Ref | Expression |
---|---|
reuun1 |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | ssun1 3234 | . 2 | |
2 | orc 701 | . . 3 | |
3 | 2 | rgenw 2485 | . 2 |
4 | reuss2 3351 | . 2 | |
5 | 1, 3, 4 | mpanl12 432 | 1 |
Colors of variables: wff set class |
Syntax hints: wi 4 wa 103 wo 697 wral 2414 wrex 2415 wreu 2416 cun 3064 wss 3066 |
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-eu 2000 df-mo 2001 df-clab 2124 df-cleq 2130 df-clel 2133 df-nfc 2268 df-ral 2419 df-rex 2420 df-reu 2421 df-v 2683 df-un 3070 df-in 3072 df-ss 3079 |
This theorem is referenced by: (None) |
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