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Mirrors > Home > ILE Home > Th. List > unieqd | Unicode version |
Description: Deduction of equality of two class unions. (Contributed by NM, 21-Apr-1995.) |
Ref | Expression |
---|---|
unieqd.1 |
Ref | Expression |
---|---|
unieqd |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | unieqd.1 | . 2 | |
2 | unieq 3740 | . 2 | |
3 | 1, 2 | syl 14 | 1 |
Colors of variables: wff set class |
Syntax hints: wi 4 wceq 1331 cuni 3731 |
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-rex 2420 df-uni 3732 |
This theorem is referenced by: uniprg 3746 unisng 3748 unisn3 4361 onsucuni2 4474 opswapg 5020 elxp4 5021 elxp5 5022 iotaeq 5091 iotabi 5092 uniabio 5093 funfvdm 5477 funfvdm2 5478 fvun1 5480 fniunfv 5656 funiunfvdm 5657 1stvalg 6033 2ndvalg 6034 fo1st 6048 fo2nd 6049 f1stres 6050 f2ndres 6051 2nd1st 6071 cnvf1olem 6114 brtpos2 6141 dftpos4 6153 tpostpos 6154 recseq 6196 tfrexlem 6224 ixpsnf1o 6623 xpcomco 6713 xpassen 6717 xpdom2 6718 supeq1 6866 supeq2 6869 supeq3 6870 supeq123d 6871 en2other2 7045 dfinfre 8707 hashinfom 10517 hashennn 10519 fsumcnv 11199 isbasisg 12200 basis1 12203 baspartn 12206 tgval 12207 eltg 12210 ntrfval 12258 ntrval 12268 tgrest 12327 restuni2 12335 lmfval 12350 cnfval 12352 cnpfval 12353 txtopon 12420 txswaphmeolem 12478 peano4nninf 13189 |
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