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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 2297 |
. 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 1496 ax-gen 1498 ax-ie1 1542 ax-ie2 1543 ax-4 1559 ax-17 1575 ax-ial 1583 ax-ext 2213 |
| This theorem depends on definitions: df-bi 117 df-cleq 2224 df-clel 2227 |
| This theorem is referenced by: eqeltrri 2305 3eltr4i 2313 intab 3962 inex2 4229 vpwex 4275 ord3ex 4286 uniopel 4355 onsucelsucexmid 4634 nnpredcl 4727 elvvuni 4796 isarep2 5424 acexmidlemcase 6023 abrexex2 6295 oprabex 6299 oprabrexex2 6301 mpoexw 6387 rdg0 6596 frecex 6603 1on 6632 2on 6634 3on 6636 4on 6638 2oex 6642 1onn 6731 2onn 6732 3onn 6733 4onn 6734 mapsnf1o2 6908 exmidpw 7143 exmidpw2en 7147 unfiexmid 7153 xpfi 7167 ssfirab 7172 fnfi 7178 iunfidisj 7188 fidcenumlemr 7197 sbthlemi10 7208 fczfsuppd 7222 ctmlemr 7367 nninfex 7380 exmidonfinlem 7464 acfun 7482 exmidaclem 7483 pw1ne1 7507 ccfunen 7543 nqex 7643 nq0ex 7720 1pr 7834 ltexprlempr 7888 recexprlempr 7912 cauappcvgprlemcl 7933 caucvgprlemcl 7956 caucvgprprlemcl 7984 addvalex 8124 peano1nnnn 8132 peano2nnnn 8133 axcnex 8139 ax1cn 8141 ax1re 8142 pnfxr 8291 mnfxr 8295 inelr 8823 cju 9200 2re 9272 3re 9276 4re 9279 5re 9281 6re 9283 7re 9285 8re 9287 9re 9289 2nn 9364 3nn 9365 4nn 9366 5nn 9367 6nn 9368 7nn 9369 8nn 9370 9nn 9371 nn0ex 9467 nneoor 9643 zeo 9646 deccl 9686 decnncl 9691 numnncl2 9694 decnncl2 9695 numsucc 9711 numma2c 9717 numadd 9718 numaddc 9719 nummul1c 9720 nummul2c 9721 xnegcl 10128 xrex 10152 ioof 10267 uzennn 10761 xnn0nnen 10762 seqex 10774 m1expcl2 10886 faccl 11060 facwordi 11065 faclbnd2 11067 bccl 11092 lswex 11231 crre 11497 remim 11500 absval 11641 climle 11974 climcvg1nlem 11989 iserabs 12116 geo2lim 12157 prodfclim1 12185 fprodle 12281 ere 12311 ege2le3 12312 eftlub 12331 efsep 12332 tan0 12372 ef01bndlem 12397 nn0o 12548 pczpre 12950 pockthi 13011 igz 13027 ennnfonelemj0 13102 ennnfonelem0 13106 ndxarg 13185 ndxslid 13187 strndxid 13190 basendxnn 13218 strle1g 13269 plusgndxnn 13274 2strbasg 13283 2stropg 13284 tsetndxnn 13352 plendxnn 13366 dsndxnn 13381 unifndxnn 13391 rmodislmodlem 14446 rmodislmod 14447 cndsex 14649 znval 14732 znle 14733 znbaslemnn 14735 znbas 14740 znzrhval 14743 psrval 14762 fczpsrbag 14767 setsmsbasg 15290 cnbl0 15345 cnopncntop 15355 cnopn 15356 remet 15359 divcnap 15376 expcn 15380 climcncf 15395 idcncf 15412 expcncf 15420 cnrehmeocntop 15421 hovercncf 15457 plyrecj 15574 sincn 15580 coscn 15581 2logb9irrALT 15785 2irrexpq 15787 2irrexpqap 15789 lgslem4 15822 lgsdir2lem2 15848 edgfndxnn 15949 setsvtx 15992 usgrstrrepeen 16172 eulerpathprum 16421 konigsbergumgr 16428 konigsberglem5 16433 konigsberg 16434 bdinex2 16616 bj-inex 16623 012of 16713 2o01f 16714 peano3nninf 16733 cvgcmp2nlemabs 16764 trilpolemisumle 16770 |
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