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Mirrors > Home > MPE Home > Th. List > eqeltrri | Structured version Visualization version GIF version |
Description: Substitution of equal classes into membership relation. (Contributed by NM, 21-Jun-1993.) |
Ref | Expression |
---|---|
eqeltrri.1 | ⊢ 𝐴 = 𝐵 |
eqeltrri.2 | ⊢ 𝐴 ∈ 𝐶 |
Ref | Expression |
---|---|
eqeltrri | ⊢ 𝐵 ∈ 𝐶 |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | eqeltrri.1 | . . 3 ⊢ 𝐴 = 𝐵 | |
2 | 1 | eqcomi 2745 | . 2 ⊢ 𝐵 = 𝐴 |
3 | eqeltrri.2 | . 2 ⊢ 𝐴 ∈ 𝐶 | |
4 | 2, 3 | eqeltri 2827 | 1 ⊢ 𝐵 ∈ 𝐶 |
Colors of variables: wff setvar class |
Syntax hints: = wceq 1543 ∈ wcel 2112 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1803 ax-4 1817 ax-5 1918 ax-6 1976 ax-7 2018 ax-8 2114 ax-9 2122 ax-ext 2708 |
This theorem depends on definitions: df-bi 210 df-an 400 df-ex 1788 df-cleq 2728 df-clel 2809 |
This theorem is referenced by: 3eltr3i 2843 zfrep4 5174 p0ex 5262 pp0ex 5264 ord3ex 5265 zfpair 5299 epse 5519 unex 7509 fvresex 7711 opabex3 7718 abexssex 7721 abexex 7722 oprabrexex2 7729 seqomlem3 8166 inf0 9214 scottexs 9468 kardex 9475 infxpenlem 9592 r1om 9823 cfon 9834 fin23lem16 9914 fin1a2lem6 9984 hsmexlem5 10009 brdom7disj 10110 brdom6disj 10111 1lt2pi 10484 0cn 10790 resubcli 11105 0reALT 11140 1nn 11806 10nn 12274 numsucc 12298 nummac 12303 unirnioo 13002 ioorebas 13004 fz0to4untppr 13180 om2uzrani 13490 uzrdg0i 13497 hashunlei 13957 cats1fvn 14388 trclubi 14524 4sqlem19 16479 dec2dvds 16579 mod2xnegi 16587 modsubi 16588 gcdi 16589 isstruct2 16676 grppropstr 18338 nn0srg 20387 ltbval 20954 sn0topon 21849 indistop 21853 indisuni 21854 indistps2 21863 indistps2ALT 21865 restbas 22009 leordtval2 22063 iocpnfordt 22066 icomnfordt 22067 iooordt 22068 reordt 22069 dis1stc 22350 ptcmpfi 22664 ustfn 23053 ustn0 23072 retopbas 23612 blssioo 23646 xrtgioo 23657 zcld 23664 cnperf 23671 retopconn 23680 iimulcn 23789 rembl 24391 mbfdm 24477 ismbf 24479 mbf0 24485 bddiblnc 24693 abelthlem9 25286 advlog 25496 advlogexp 25497 2irrexpq 25572 cxpcn3 25588 loglesqrt 25598 log2ub 25786 ppi1i 26004 cht2 26008 cht3 26009 bpos1lem 26117 lgslem4 26135 vmadivsum 26317 log2sumbnd 26379 selberg2 26386 selbergr 26403 iscgrg 26557 ishpg 26804 ax5seglem7 26980 h2hva 29009 h2hsm 29010 h2hnm 29011 norm-ii-i 29172 hhshsslem2 29303 shincli 29397 chincli 29495 lnophdi 30037 imaelshi 30093 rnelshi 30094 bdophdi 30132 dfdec100 30818 dpadd2 30858 dpmul 30861 dpmul4 30862 nn0omnd 31213 nn0archi 31215 znfermltl 31230 ccfldextrr 31391 lmatfvlem 31433 rmulccn 31546 rrhre 31637 sigaex 31744 br2base 31902 sxbrsigalem3 31905 carsgclctunlem3 31953 sitmcl 31984 rpsqrtcn 32239 hgt750lem 32297 hgt750lem2 32298 afsval 32317 kur14lem7 32841 retopsconn 32878 satfvsuclem1 32988 fmlasuc0 33013 nogt01o 33585 hfuni 34172 neibastop2lem 34235 onint1 34324 topdifinffinlem 35204 poimirlem9 35472 poimirlem28 35491 poimirlem30 35493 poimirlem32 35495 ftc1cnnc 35535 cncfres 35609 lineset 37438 lautset 37782 pautsetN 37798 tendoset 38459 decpmulnc 39963 decpmul 39964 areaquad 40691 sblpnf 41542 lhe4.4ex1a 41561 fourierdlem62 43327 fourierdlem76 43341 65537prm 44644 11gbo 44843 bgoldbtbndlem1 44873 seppcld 45839 |
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