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Mirrors > Home > ILE Home > Th. List > uneq1i | Unicode version |
Description: Inference adding union to the right in a class equality. (Contributed by NM, 30-Aug-1993.) |
Ref | Expression |
---|---|
uneq1i.1 |
Ref | Expression |
---|---|
uneq1i |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | uneq1i.1 | . 2 | |
2 | uneq1 3218 | . 2 | |
3 | 1, 2 | ax-mp 5 | 1 |
Colors of variables: wff set class |
Syntax hints: wceq 1331 cun 3064 |
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-v 2683 df-un 3070 |
This theorem is referenced by: un12 3229 unundi 3232 tpcoma 3612 qdass 3615 qdassr 3616 tpidm12 3617 resasplitss 5297 fmptpr 5605 df2o3 6320 undifdc 6805 sbthlemi6 6843 exmidfodomrlemim 7050 znnen 11900 setscom 11988 |
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