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Mirrors > Home > ILE Home > Th. List > pweqi | Unicode version |
Description: Equality inference for power class. (Contributed by NM, 27-Nov-2013.) |
Ref | Expression |
---|---|
pweqi.1 |
Ref | Expression |
---|---|
pweqi |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | pweqi.1 | . 2 | |
2 | pweq 3513 | . 2 | |
3 | 1, 2 | ax-mp 5 | 1 |
Colors of variables: wff set class |
Syntax hints: wceq 1331 cpw 3510 |
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-7 1424 ax-gen 1425 ax-ie1 1469 ax-ie2 1470 ax-8 1482 ax-11 1484 ax-4 1487 ax-17 1506 ax-i9 1510 ax-ial 1514 ax-i5r 1515 ax-ext 2121 |
This theorem depends on definitions: df-bi 116 df-tru 1334 df-nf 1437 df-sb 1736 df-clab 2126 df-cleq 2132 df-clel 2135 df-in 3077 df-ss 3084 df-pw 3512 |
This theorem is referenced by: exmidpw 6802 mnfnre 7808 pw1dom2 13190 |
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