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Mirrors > Home > MPE Home > Th. List > abbii | Structured version Visualization version GIF version |
Description: Equivalent wff's yield equal class abstractions (inference form). (Contributed by NM, 26-May-1993.) Remove dependency on ax-10 2145, ax-11 2161, and ax-12 2177. (Revised by Steven Nguyen, 3-May-2023.) |
Ref | Expression |
---|---|
abbii.1 | ⊢ (𝜑 ↔ 𝜓) |
Ref | Expression |
---|---|
abbii | ⊢ {𝑥 ∣ 𝜑} = {𝑥 ∣ 𝜓} |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | abbi1 2884 | . 2 ⊢ (∀𝑥(𝜑 ↔ 𝜓) → {𝑥 ∣ 𝜑} = {𝑥 ∣ 𝜓}) | |
2 | abbii.1 | . 2 ⊢ (𝜑 ↔ 𝜓) | |
3 | 1, 2 | mpg 1798 | 1 ⊢ {𝑥 ∣ 𝜑} = {𝑥 ∣ 𝜓} |
Colors of variables: wff setvar class |
Syntax hints: ↔ wb 208 = wceq 1537 {cab 2799 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1796 ax-4 1810 ax-5 1911 ax-6 1970 ax-7 2015 ax-9 2124 ax-ext 2793 |
This theorem depends on definitions: df-bi 209 df-an 399 df-ex 1781 df-sb 2070 df-clab 2800 df-cleq 2814 |
This theorem is referenced by: rabrab 3379 rabbiia 3472 rabab 3523 csb2 3885 cbvcsbw 3893 cbvcsb 3894 csbid 3896 csbcow 3898 csbco 3899 cbvreucsf 3927 unrab 4274 inrab 4275 inrab2 4276 difrab 4277 rabun2 4282 dfnul2 4293 dfnul3 4295 dfif2 4469 dfsn2ALT 4587 rabsnifsb 4658 tprot 4685 pw0 4745 pwpw0 4746 dfopif 4800 pwsn 4830 pwsnOLD 4831 dfuni2 4840 unipr 4855 dfint2 4878 dfiunv2 4960 cbviun 4961 cbviin 4962 cbviung 4963 cbviing 4964 iunrab 4976 iunid 4984 viin 4988 iinuni 5020 cbvopab 5137 cbvopab1 5139 cbvopab1g 5140 cbvopab2 5141 cbvopab1s 5142 cbvopab2v 5144 unopab 5145 zfrep4 5200 zfpair 5322 iunopab 5446 dfid3 5462 rabxp 5600 csbxp 5650 dfdm3 5758 dfrn2 5759 dfrn3 5760 dfdm4 5764 dfdmf 5765 csbdm 5766 dmun 5779 dmopab 5784 dmopabss 5787 dmopab3 5788 domepOLD 5794 dfrnf 5820 rnopab 5826 rnmpt 5827 dfima2 5931 dfima3 5932 imadmrn 5939 imai 5942 args 5957 mptpreima 6092 dfiota2 6315 cbviotaw 6321 cbviota 6323 sb8iota 6325 mptfnf 6483 dffv4 6667 dfimafn2 6729 opabiotadm 6745 fndmin 6815 fnasrn 6907 elabrex 7002 abrexco 7003 dfoprab2 7212 cbvoprab2 7242 dmoprab 7255 rnoprab 7257 rnoprab2 7258 fnrnov 7321 abnex 7479 uniuni 7484 zfrep6 7656 fvresex 7661 abrexex2g 7665 abexssex 7671 abexex 7672 oprabrexex2 7679 dfopab2 7750 suppvalbr 7834 cnvimadfsn 7839 dfrecs3 8009 rdglem1 8051 snec 8360 pmex 8411 0map0sn0 8449 dfixp 8463 cbvixp 8478 marypha2lem4 8902 ruv 9066 tcsni 9185 scottexs 9316 scott0s 9317 kardex 9323 cardf2 9372 dfac3 9547 infmap2 9640 cf0 9673 cfval2 9682 isf33lem 9788 dffin1-5 9810 axdc2lem 9870 addcompr 10443 mulcompr 10445 dfnn3 11652 hashf1lem2 13815 prprrab 13832 cshwsexa 14186 trclun 14374 shftdm 14430 hashbc0 16341 lubfval 17588 glbfval 17601 oduglb 17749 odulub 17751 symgbas0 18517 symgsubmefmnd 18526 pmtrprfvalrn 18616 efgval2 18850 dvdsrval 19395 dfrhm2 19469 toponsspwpw 21530 tgval2 21564 tgdif0 21600 xkobval 22194 ustfn 22810 ustn0 22829 2lgslem1b 25968 2sq 26006 rusgrprc 27372 rgrprcx 27374 wwlksnfi 27684 wwlksnfiOLD 27685 clwwlkvbij 27892 dfconngr1 27967 isconngr 27968 isconngr1 27969 nmopnegi 29742 nmop0 29763 nmfn0 29764 sa-abvi 30220 dmrab 30260 abrexdomjm 30267 abrexexd 30269 cbviunf 30307 dfimafnf 30381 ofpreima 30410 cnvoprabOLD 30456 maprnin 30467 fpwrelmapffslem 30468 hasheuni 31344 sigaex 31369 sigaval 31370 eulerpartlemt 31629 bnj1146 32063 bnj1400 32107 bnj882 32198 bnj893 32200 dfacycgr1 32391 derang0 32416 subfaclefac 32423 satfdm 32616 fmla0 32629 fmlasuc0 32631 fmla1 32634 dfon2lem7 33034 dfon2 33037 dfrdg2 33040 poseq 33095 soseq 33096 madeval2 33290 dfiota3 33384 fvline 33605 ellines 33613 bj-df-ifc 33913 bj-dfif 33914 bj-rababw 34200 bj-inrab 34248 bj-taginv 34301 bj-nuliotaALT 34354 rnmptsn 34619 dissneqlem 34624 dissneq 34625 dffinxpf 34669 wl-dfrabsb 34876 rabiun 34880 ismblfin 34948 volsupnfl 34952 areacirclem5 35001 abrexdom 35020 sdclem1 35033 sdc 35034 rncnvepres 35576 qsresid 35597 rnxrn 35661 rncossdmcoss 35710 dfcoeleqvrels 35871 psubspset 36895 pmapglb 36921 polval2N 37057 psubclsetN 37087 tendoset 37910 iunsn 39167 imaopab 39168 prjspeclsp 39311 eq0rabdioph 39422 rexrabdioph 39440 eldioph4b 39457 hbtlem6 39778 alephiso2 39966 dfid7 40021 clcnvlem 40032 dfrtrcl5 40038 relopabVD 41284 elabrexg 41352 dffo3f 41487 dfaiota2 43335 dfaimafn2 43414 fundcmpsurinj 43618 fundcmpsurbijinj 43619 sprid 43685 setrec2 44847 |
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