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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 2830 | . 2 ⊢ 𝐵 = 𝐴 |
3 | eqeltrri.2 | . 2 ⊢ 𝐴 ∈ 𝐶 | |
4 | 2, 3 | eqeltri 2909 | 1 ⊢ 𝐵 ∈ 𝐶 |
Colors of variables: wff setvar class |
Syntax hints: = wceq 1533 ∈ wcel 2110 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1792 ax-4 1806 ax-5 1907 ax-6 1966 ax-7 2011 ax-8 2112 ax-9 2120 ax-ext 2793 |
This theorem depends on definitions: df-bi 209 df-an 399 df-ex 1777 df-cleq 2814 df-clel 2893 |
This theorem is referenced by: 3eltr3i 2925 zfrep4 5192 p0ex 5276 pp0ex 5278 ord3ex 5279 zfpair 5313 epse 5532 unex 7463 fvresex 7655 opabex3 7662 abexssex 7665 abexex 7666 oprabrexex2 7673 seqomlem3 8082 inf0 9078 scottexs 9310 kardex 9317 infxpenlem 9433 r1om 9660 cfon 9671 fin23lem16 9751 fin1a2lem6 9821 hsmexlem5 9846 brdom7disj 9947 brdom6disj 9948 1lt2pi 10321 0cn 10627 resubcli 10942 0reALT 10977 1nn 11643 10nn 12108 numsucc 12132 nummac 12137 unirnioo 12831 ioorebas 12833 fz0to4untppr 13004 om2uzrani 13314 uzrdg0i 13321 hashunlei 13780 cats1fvn 14214 trclubi 14350 4sqlem19 16293 dec2dvds 16393 mod2xnegi 16401 modsubi 16402 gcdi 16403 isstruct2 16487 grppropstr 18114 ltbval 20246 nn0srg 20609 sn0topon 21600 indistop 21604 indisuni 21605 indistps2 21614 indistps2ALT 21616 restbas 21760 leordtval2 21814 iocpnfordt 21817 icomnfordt 21818 iooordt 21819 reordt 21820 dis1stc 22101 ptcmpfi 22415 ustfn 22804 ustn0 22823 retopbas 23363 blssioo 23397 xrtgioo 23408 zcld 23415 cnperf 23422 retopconn 23431 iimulcn 23536 rembl 24135 mbfdm 24221 ismbf 24223 mbf0 24229 abelthlem9 25022 advlog 25231 advlogexp 25232 2irrexpq 25307 cxpcn3 25323 loglesqrt 25333 log2ub 25521 ppi1i 25739 cht2 25743 cht3 25744 bpos1lem 25852 lgslem4 25870 vmadivsum 26052 log2sumbnd 26114 selberg2 26121 selbergr 26138 iscgrg 26292 ishpg 26539 ax5seglem7 26715 h2hva 28745 h2hsm 28746 h2hnm 28747 norm-ii-i 28908 hhshsslem2 29039 shincli 29133 chincli 29231 lnophdi 29773 imaelshi 29829 rnelshi 29830 bdophdi 29868 dfdec100 30541 dpadd2 30581 dpmul 30584 dpmul4 30585 nn0omnd 30909 nn0archi 30911 ccfldextrr 31033 lmatfvlem 31075 rmulccn 31166 rrhre 31257 sigaex 31364 br2base 31522 sxbrsigalem3 31525 carsgclctunlem3 31573 sitmcl 31604 rpsqrtcn 31859 hgt750lem 31917 hgt750lem2 31918 afsval 31937 kur14lem7 32454 retopsconn 32491 satfvsuclem1 32601 fmlasuc0 32626 hfuni 33640 neibastop2lem 33703 onint1 33792 topdifinffinlem 34622 poimirlem9 34895 poimirlem28 34914 poimirlem30 34916 poimirlem32 34918 bddiblnc 34956 ftc1cnnc 34960 cncfres 35037 lineset 36868 lautset 37212 pautsetN 37228 tendoset 37889 decpmulnc 39166 decpmul 39167 areaquad 39816 sblpnf 40635 lhe4.4ex1a 40654 fourierdlem62 42447 fourierdlem76 42461 65537prm 43732 11gbo 43934 bgoldbtbndlem1 43964 |
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