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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 3352 |
. 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 714 ax-5 1493 ax-7 1494 ax-gen 1495 ax-ie1 1539 ax-ie2 1540 ax-8 1550 ax-10 1551 ax-11 1552 ax-i12 1553 ax-bndl 1555 ax-4 1556 ax-17 1572 ax-i9 1576 ax-ial 1580 ax-i5r 1581 ax-ext 2211 |
| This theorem depends on definitions: df-bi 117 df-tru 1398 df-nf 1507 df-sb 1809 df-clab 2216 df-cleq 2222 df-clel 2225 df-nfc 2361 df-v 2801 df-un 3201 |
| This theorem is referenced by: ifeq2 3606 tpeq3 3754 iununir 4049 unisucg 4506 relcoi1 5263 resasplitss 5510 fvun1 5705 fmptapd 5837 fvunsng 5840 fnsnsplitss 5845 tfr1onlemaccex 6505 tfrcllemaccex 6518 rdgeq1 6528 rdgivallem 6538 rdgisuc1 6541 rdgon 6543 rdg0 6544 oav2 6622 oasuc 6623 omv2 6624 omsuc 6631 fnsnsplitdc 6664 unsnfidcex 7098 undifdc 7102 fiintim 7109 ssfirab 7114 fnfi 7119 fidcenumlemr 7138 sbthlemi5 7144 sbthlemi6 7145 pm54.43 7379 fzsuc 10282 fseq1p1m1 10307 fseq1m1p1 10308 fzosplitsnm1 10432 fzosplitsn 10456 fzosplitprm1 10457 resunimafz0 11071 zfz1isolemsplit 11078 fsumm1 11948 fprodm1 12130 ennnfonelemp1 12998 ennnfonelemhdmp1 13001 ennnfonelemkh 13004 ennnfonelemhf1o 13005 ennnfonelemnn0 13014 strsetsid 13086 setscom 13093 lspun0 14410 bj-charfundcALT 16281 |
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