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| Description: Equivalent wff's yield equal class abstractions (deduction rule). |
| Ref | Expression |
|---|---|
| abbidv.1 |
|
| Ref | Expression |
|---|---|
| abbidv |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | ax-17 1007 |
. 2
| |
| 2 | abbidv.1 |
. 2
| |
| 3 | 1, 2 | abbid 1619 |
1
|
| Colors of variables: wff set class |
| Syntax hints: |
| This theorem is referenced by: rabbidv 1852 hbsbc1gd 2031 hbsbcgd 2032 csbeq1 2053 cbvcsbv 2054 csbcog 2058 csbconstgf 2061 csbabg 2095 difeq1 2205 difeq2 2206 ifeq1 2418 ifeq2 2419 pweq 2460 sneq 2475 rabsn 2506 unieq 2576 inteq 2603 iineq1 2644 iineq2 2647 dfiun2g 2654 csbopabg 2752 frirr 2954 fr2nr 2955 fr3nr 3138 imasng 3516 dmsnop 3577 fveq1 3834 fveq2 3835 fvres 3845 tz6.12-2 3850 fnrnfv 3870 dfimafn 3872 fnsnfv 3878 fvopabn 3897 fvopab5 3904 fvopab6 3905 abrexexg 3975 onopriun 4211 rdgeq1 4235 rdgeq2 4236 rdglim2 4250 oarec 4332 qseq1 4428 qseq2 4429 mapvalg 4471 pmvalg 4472 ixpeq1 4494 pw2en 4587 karden 4872 aceq3lem 4878 aceq6a 4887 zorn2lem1 4934 zorn2 4942 cardval 4973 cfval 5056 genpv 5256 iooval2 6493 limsupval 6724 sumeq1 7185 sumeq2 7188 dfisum 7395 isumval 7396 cncfval 7469 infmap2 7793 tgval 7828 cldval 7876 neifval 7924 neival 7927 lpfval 7952 lpval 7953 opnfval 8067 caufval 8137 lnoval 8667 nmofval 8679 nmoval 8680 nmo0 8706 ajval 8778 avril1 9058 pjmval 9514 nmopval 10062 nmfnval 10083 adjval 10094 adjval2 10095 elghomlem1 10667 fiv 10849 sallnei 11016 homeofval 11022 subsp 11056 qusp 11068 ishoma 11242 ishomb 11243 ismona 11264 isepia 11274 isfuna 11288 dfiin2g 11400 fictblem 11422 fictb 11423 ordtypelem1 11427 ordtypelem6 11432 ordtype 11434 compfipin0lem 11492 compfipin0 11493 topfneec 11562 neibastop2lem1 11580 neibastop2lem2 11581 neibastop2lem3 11582 neibastop2lem4 11583 fixufil 11661 cnpfillim 11686 filmapf 11688 isfilmap 11689 tailf 11756 istail 11757 sdclem2 11876 sdc 11877 txval 11972 txbas 11973 totbndbnd 12000 ismtyval 12003 heiborlem8 12018 |
| This theorem was proved from axioms: ax-1 4 ax-2 5 ax-3 6 ax-mp 7 ax-7 998 ax-gen 999 ax-8 1000 ax-10 1002 ax-12 1004 ax-17 1007 ax-4 1009 ax-5o 1011 ax-6o 1014 ax-9o 1159 ax-10o 1177 ax-16 1247 ax-11o 1255 ax-ext 1500 |
| This theorem depends on definitions: df-bi 145 df-an 223 df-ex 1017 df-sb 1209 df-clab 1506 df-cleq 1511 df-clel 1514 |