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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 |
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Ref | Expression |
---|---|
uneq2d |
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Step | Hyp | Ref | Expression |
---|---|---|---|
1 | uneq1d.1 |
. 2
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2 | uneq2 3308 |
. 2
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3 | 1, 2 | syl 14 |
1
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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 710 ax-5 1458 ax-7 1459 ax-gen 1460 ax-ie1 1504 ax-ie2 1505 ax-8 1515 ax-10 1516 ax-11 1517 ax-i12 1518 ax-bndl 1520 ax-4 1521 ax-17 1537 ax-i9 1541 ax-ial 1545 ax-i5r 1546 ax-ext 2175 |
This theorem depends on definitions: df-bi 117 df-tru 1367 df-nf 1472 df-sb 1774 df-clab 2180 df-cleq 2186 df-clel 2189 df-nfc 2325 df-v 2762 df-un 3158 |
This theorem is referenced by: ifeq2 3562 tpeq3 3707 iununir 3997 unisucg 4446 relcoi1 5198 resasplitss 5434 fvun1 5624 fmptapd 5750 fvunsng 5753 fnsnsplitss 5758 tfr1onlemaccex 6403 tfrcllemaccex 6416 rdgeq1 6426 rdgivallem 6436 rdgisuc1 6439 rdgon 6441 rdg0 6442 oav2 6518 oasuc 6519 omv2 6520 omsuc 6527 fnsnsplitdc 6560 unsnfidcex 6978 undifdc 6982 fiintim 6987 ssfirab 6992 fnfi 6997 fidcenumlemr 7016 sbthlemi5 7022 sbthlemi6 7023 pm54.43 7252 fzsuc 10138 fseq1p1m1 10163 fseq1m1p1 10164 fzosplitsnm1 10279 fzosplitsn 10303 fzosplitprm1 10304 resunimafz0 10905 zfz1isolemsplit 10912 fsumm1 11562 fprodm1 11744 ennnfonelemp1 12566 ennnfonelemhdmp1 12569 ennnfonelemkh 12572 ennnfonelemhf1o 12573 ennnfonelemnn0 12582 strsetsid 12654 setscom 12661 lspun0 13924 bj-charfundcALT 15371 |
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