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| Mirrors > Home > ILE Home > Th. List > uneq2d | Unicode version | ||
| Description: Deduction adding union to the left in a class equality. (Contributed by NM, 29-Mar-1998.) |
| Ref | Expression |
|---|---|
| uneq1d.1 |
|
| Ref | Expression |
|---|---|
| uneq2d |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | uneq1d.1 |
. 2
| |
| 2 | uneq2 3371 |
. 2
| |
| 3 | 1, 2 | syl 14 |
1
|
| Colors of variables: wff set class |
| Syntax hints: |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 ax-ia3 108 ax-io 717 ax-5 1496 ax-7 1497 ax-gen 1498 ax-ie1 1542 ax-ie2 1543 ax-8 1553 ax-10 1554 ax-11 1555 ax-i12 1556 ax-bndl 1558 ax-4 1559 ax-17 1575 ax-i9 1579 ax-ial 1583 ax-i5r 1584 ax-ext 2216 |
| This theorem depends on definitions: df-bi 117 df-tru 1401 df-nf 1510 df-sb 1812 df-clab 2221 df-cleq 2227 df-clel 2230 df-nfc 2375 df-v 2817 df-un 3218 |
| This theorem is referenced by: ifeq2 3630 tpeq3 3784 iununir 4080 unisucg 4540 relcoi1 5299 resasplitss 5549 fvun1 5748 fmptapd 5880 fvunsng 5883 fnsnsplitss 5888 tfr1onlemaccex 6592 tfrcllemaccex 6605 rdgeq1 6615 rdgivallem 6625 rdgisuc1 6628 rdgon 6630 rdg0 6631 oav2 6709 oasuc 6710 omv2 6711 omsuc 6718 fnsnsplitdc 6751 unsnfidcex 7193 undifdc 7197 fiintim 7204 ssfirab 7210 fnfi 7216 fidcenumlemr 7238 sbthlemi5 7244 sbthlemi6 7245 pm54.43 7500 fzsuc 10424 fzspl 10425 fseq1p1m1 10450 fseq1m1p1 10451 fzosplitsnm1 10576 fzosplitsn 10600 fzosplitpr 10601 fzosplitprm1 10602 resunimafz0 11223 zfz1isolemsplit 11235 fsumm1 12127 fprodm1 12309 ballotfilemfp1 13175 ennnfonelemp1 13241 ennnfonelemhdmp1 13244 ennnfonelemkh 13247 ennnfonelemhf1o 13248 ennnfonelemnn0 13257 strsetsid 13329 setscom 13336 gfsump1 14108 lspun0 14699 p1evtxdeqfilem 16432 clwwlknonex2lem1 16558 bj-charfundcALT 16705 |
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