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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 1927 |
. 2
|
| 3 | dfcleq 2232 |
. 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 1500 ax-gen 1502 ax-17 1579 ax-ext 2220 |
| This theorem depends on definitions: df-bi 117 df-cleq 2231 |
| This theorem is referenced by: eqrdav 2237 abbi 2357 eqabdv 2369 csbcomg 3170 csbabg 3209 uneq1 3376 ineq1 3425 difin2 3493 difsn 3847 intmin4 3993 iunconstm 4015 iinconstm 4016 dfiun2g 4039 iindif2m 4075 iinin2m 4076 iunxsng 4083 iunxsngf 4085 iunpw 4621 opthprc 4821 inimasn 5200 dmsnopg 5254 dfco2a 5283 iotaeq 5341 fun11iun 5655 ssimaex 5758 unpreima 5824 respreima 5827 fconstfvm 5924 reldm 6410 suppimacnvfn 6476 suppcofn 6496 rntpos 6518 frecsuclem 6667 iserd 6823 erth 6843 ecidg 6863 mapdm0 6927 mapfset 6935 map0e 6957 ixpiinm 6996 pw2f1odclem 7124 fifo 7304 ordiso2 7365 ctssdccl 7441 ctssdc 7443 finacn 7550 pw1if 7574 exmidapne 7616 acnccim 7628 genpassl 7881 genpassu 7882 1idprl 7947 1idpru 7948 sup3exmid 9277 eqreznegel 9993 iccid 10306 fzsplit2 10433 fzsplit3 10436 fzsn 10450 fzpr 10462 uzsplit 10477 fzoval 10533 infssuzex 10644 frec2uzrand 10820 bitsmod 12701 bitscmp 12703 divsfval 13626 mhmpropd 13750 eqgid 14006 ghmmhmb 14034 ghmpropd 14063 ablnsg 14115 opprsubgg 14363 opprunitd 14390 unitpropdg 14428 opprsubrngg 14492 subsubrng2 14496 subrngpropd 14497 subsubrg2 14527 subrgpropd 14534 rhmpropd 14535 ringunitsap0 14567 drnguiap 14582 lssats2 14723 lsspropdg 14740 discld 15160 restsn 15204 restdis 15208 cndis 15265 cnpdis 15266 tx1cn 15293 tx2cn 15294 blpnf 15424 blininf 15448 blres 15458 xmetec 15461 metrest 15530 xmetxpbl 15532 cnbl0 15558 reopnap 15570 bl2ioo 15574 cncfmet 15616 limcdifap 15686 gausslemma2dlem1a 16091 ushgredgedg 16381 ushgredgedgloop 16383 clwwlknun 16596 eupth2lemsfi 16633 |
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