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| Mirrors > Home > ILE Home > Th. List > uneq1d | Unicode version | ||
| Description: Deduction adding union to the right in a class equality. (Contributed by NM, 29-Mar-1998.) |
| Ref | Expression |
|---|---|
| uneq1d.1 |
|
| Ref | Expression |
|---|---|
| uneq1d |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | uneq1d.1 |
. 2
| |
| 2 | uneq1 3376 |
. 2
| |
| 3 | 1, 2 | syl 14 |
1
|
| Colors of variables: wff set class |
| This proof depends on syntax axioms:
|
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 ax-ia3 108 ax-io 721 ax-5 1500 ax-7 1501 ax-gen 1502 ax-ie1 1546 ax-ie2 1547 ax-8 1557 ax-10 1558 ax-11 1559 ax-i12 1560 ax-bndl 1562 ax-4 1563 ax-17 1579 ax-i9 1583 ax-ial 1587 ax-i5r 1588 ax-ext 2220 |
| This proof depends on definitions: df-bi 117 df-tru 1405 df-nf 1514 df-sb 1816 df-clab 2225 df-cleq 2231 df-clel 2234 df-nfc 2381 df-v 2823 df-un 3224 |
| This theorem is used by: ifeq1 3643 preq1 3788 tpeq1 3797 tpeq2 3798 resasplitss 5572 fmptpr 5910 funresdfunsnss 5921 rdgisucinc 6660 oasuc 6741 omsuc 6749 funresdfunsndc 6783 fisseneq 7246 sbthlemi5 7283 exmidfodomrlemim 7559 fzpred 10494 fseq1p1m1 10518 nn0split 10560 nnsplit 10561 fzo0sn0fzo1 10656 fzosplitpr 10669 fzosplitprm1 10670 zsupcllemstep 10679 hashfibclem 11304 fsum1p 12210 fprod1p 12391 setsvala 13441 setsabsd 13449 setscom 13450 prdsex 14279 prdsval 14280 psrmulrg 15186 plyaddlem1 15973 plymullem1 15974 birthdaylem2 16226 |
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