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| Mirrors > Home > ILE Home > Th. List > eqeltri | Unicode version | ||
| Description: Substitution of equal classes into membership relation. (Contributed by NM, 5-Aug-1993.) |
| Ref | Expression |
|---|---|
| eqeltr.1 |
|
| eqeltr.2 |
|
| Ref | Expression |
|---|---|
| eqeltri |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | eqeltr.2 |
. 2
| |
| 2 | eqeltr.1 |
. . 3
| |
| 3 | 2 | eleq1i 2295 |
. 2
|
| 4 | 1, 3 | mpbir 146 |
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-5 1493 ax-gen 1495 ax-ie1 1539 ax-ie2 1540 ax-4 1556 ax-17 1572 ax-ial 1580 ax-ext 2211 |
| This theorem depends on definitions: df-bi 117 df-cleq 2222 df-clel 2225 |
| This theorem is referenced by: eqeltrri 2303 3eltr4i 2311 intab 3952 inex2 4219 vpwex 4264 ord3ex 4275 uniopel 4344 onsucelsucexmid 4623 nnpredcl 4716 elvvuni 4785 isarep2 5411 acexmidlemcase 6005 abrexex2 6278 oprabex 6282 oprabrexex2 6284 mpoexw 6370 rdg0 6544 frecex 6551 1on 6580 2on 6582 3on 6584 4on 6586 2oex 6590 1onn 6679 2onn 6680 3onn 6681 4onn 6682 mapsnf1o2 6856 exmidpw 7086 exmidpw2en 7090 unfiexmid 7096 xpfi 7110 ssfirab 7114 fnfi 7119 iunfidisj 7129 fidcenumlemr 7138 sbthlemi10 7149 ctmlemr 7291 nninfex 7304 exmidonfinlem 7387 acfun 7405 exmidaclem 7406 pw1ne1 7430 ccfunen 7466 nqex 7566 nq0ex 7643 1pr 7757 ltexprlempr 7811 recexprlempr 7835 cauappcvgprlemcl 7856 caucvgprlemcl 7879 caucvgprprlemcl 7907 addvalex 8047 peano1nnnn 8055 peano2nnnn 8056 axcnex 8062 ax1cn 8064 ax1re 8065 pnfxr 8215 mnfxr 8219 inelr 8747 cju 9124 2re 9196 3re 9200 4re 9203 5re 9205 6re 9207 7re 9209 8re 9211 9re 9213 2nn 9288 3nn 9289 4nn 9290 5nn 9291 6nn 9292 7nn 9293 8nn 9294 9nn 9295 nn0ex 9391 nneoor 9565 zeo 9568 deccl 9608 decnncl 9613 numnncl2 9616 decnncl2 9617 numsucc 9633 numma2c 9639 numadd 9640 numaddc 9641 nummul1c 9642 nummul2c 9643 xnegcl 10045 xrex 10069 ioof 10184 uzennn 10675 xnn0nnen 10676 seqex 10688 m1expcl2 10800 faccl 10974 facwordi 10979 faclbnd2 10981 bccl 11006 lswex 11141 crre 11389 remim 11392 absval 11533 climle 11866 climcvg1nlem 11881 iserabs 12007 geo2lim 12048 prodfclim1 12076 fprodle 12172 ere 12202 ege2le3 12203 eftlub 12222 efsep 12223 tan0 12263 ef01bndlem 12288 nn0o 12439 pczpre 12841 pockthi 12902 igz 12918 ennnfonelemj0 12993 ennnfonelem0 12997 ndxarg 13076 ndxslid 13078 strndxid 13081 basendxnn 13109 strle1g 13160 plusgndxnn 13165 2strbasg 13174 2stropg 13175 tsetndxnn 13243 plendxnn 13257 dsndxnn 13272 unifndxnn 13282 rmodislmodlem 14335 rmodislmod 14336 cndsex 14538 znval 14621 znle 14622 znbaslemnn 14624 znbas 14629 znzrhval 14632 psrval 14651 fczpsrbag 14656 setsmsbasg 15174 cnbl0 15229 cnopncntop 15239 cnopn 15240 remet 15243 divcnap 15260 expcn 15264 climcncf 15279 idcncf 15296 expcncf 15304 cnrehmeocntop 15305 hovercncf 15341 plyrecj 15458 sincn 15464 coscn 15465 2logb9irrALT 15669 2irrexpq 15671 2irrexpqap 15673 lgslem4 15703 lgsdir2lem2 15729 edgfndxnn 15830 setsvtx 15873 usgrstrrepeen 16050 bdinex2 16372 bj-inex 16379 012of 16470 2o01f 16471 peano3nninf 16487 cvgcmp2nlemabs 16514 trilpolemisumle 16520 |
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