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| Mirrors > Home > ILE Home > Th. List > eqrdv | Unicode version | ||
| Description: Deduce equality of classes from equivalence of membership. (Contributed by NM, 17-Mar-1996.) |
| Ref | Expression |
|---|---|
| eqrdv.1 |
|
| Ref | Expression |
|---|---|
| eqrdv |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | eqrdv.1 |
. . 3
| |
| 2 | 1 | alrimiv 1920 |
. 2
|
| 3 | dfcleq 2223 |
. 2
| |
| 4 | 2, 3 | sylibr 134 |
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-17 1572 ax-ext 2211 |
| This theorem depends on definitions: df-bi 117 df-cleq 2222 |
| This theorem is referenced by: eqrdav 2228 eqabdv 2358 csbcomg 3147 csbabg 3186 uneq1 3351 ineq1 3398 difin2 3466 difsn 3805 intmin4 3951 iunconstm 3973 iinconstm 3974 dfiun2g 3997 iindif2m 4033 iinin2m 4034 iunxsng 4041 iunxsngf 4043 iunpw 4571 opthprc 4770 inimasn 5146 dmsnopg 5200 dfco2a 5229 iotaeq 5287 fun11iun 5595 ssimaex 5697 unpreima 5762 respreima 5765 fconstfvm 5861 reldm 6338 rntpos 6409 frecsuclem 6558 iserd 6714 erth 6734 ecidg 6754 mapdm0 6818 map0e 6841 ixpiinm 6879 pw2f1odclem 7003 fifo 7158 ordiso2 7213 ctssdccl 7289 ctssdc 7291 finacn 7397 pw1if 7421 exmidapne 7457 acnccim 7469 genpassl 7722 genpassu 7723 1idprl 7788 1idpru 7789 sup3exmid 9115 eqreznegel 9821 iccid 10133 fzsplit2 10258 fzsn 10274 fzpr 10285 uzsplit 10300 fzoval 10356 infssuzex 10465 frec2uzrand 10639 bitsmod 12483 bitscmp 12485 divsfval 13377 mhmpropd 13515 eqgid 13779 ghmmhmb 13807 ghmpropd 13836 ablnsg 13887 opprsubgg 14063 opprunitd 14090 unitpropdg 14128 opprsubrngg 14191 subsubrng2 14195 subrngpropd 14196 subsubrg2 14226 subrgpropd 14233 rhmpropd 14234 lssats2 14394 lsspropdg 14411 discld 14826 restsn 14870 restdis 14874 cndis 14931 cnpdis 14932 tx1cn 14959 tx2cn 14960 blpnf 15090 blininf 15114 blres 15124 xmetec 15127 metrest 15196 xmetxpbl 15198 cnbl0 15224 reopnap 15236 bl2ioo 15240 cncfmet 15282 limcdifap 15352 gausslemma2dlem1a 15753 ushgredgedg 16040 ushgredgedgloop 16042 |
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