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Mirrors > Home > ILE Home > Th. List > elin | Unicode version |
Description: Expansion of membership in an intersection of two classes. Theorem 12 of [Suppes] p. 25. (Contributed by NM, 29-Apr-1994.) |
Ref | Expression |
---|---|
elin |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | elex 2732 | . 2 | |
2 | elex 2732 | . . 3 | |
3 | 2 | adantl 275 | . 2 |
4 | eleq1 2227 | . . . 4 | |
5 | eleq1 2227 | . . . 4 | |
6 | 4, 5 | anbi12d 465 | . . 3 |
7 | df-in 3117 | . . 3 | |
8 | 6, 7 | elab2g 2868 | . 2 |
9 | 1, 3, 8 | pm5.21nii 694 | 1 |
Colors of variables: wff set class |
Syntax hints: wa 103 wb 104 wceq 1342 wcel 2135 cvv 2721 cin 3110 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 105 ax-ia2 106 ax-ia3 107 ax-io 699 ax-5 1434 ax-7 1435 ax-gen 1436 ax-ie1 1480 ax-ie2 1481 ax-8 1491 ax-10 1492 ax-11 1493 ax-i12 1494 ax-bndl 1496 ax-4 1497 ax-17 1513 ax-i9 1517 ax-ial 1521 ax-i5r 1522 ax-ext 2146 |
This theorem depends on definitions: df-bi 116 df-tru 1345 df-nf 1448 df-sb 1750 df-clab 2151 df-cleq 2157 df-clel 2160 df-nfc 2295 df-v 2723 df-in 3117 |
This theorem is referenced by: elini 3301 elind 3302 elinel1 3303 elinel2 3304 elin2 3305 elin3 3308 incom 3309 ineqri 3310 ineq1 3311 inass 3327 inss1 3337 ssin 3339 ssrin 3342 dfss4st 3350 inssdif 3353 difin 3354 unssin 3356 inssun 3357 invdif 3359 indif 3360 indi 3364 undi 3365 difundi 3369 difindiss 3371 indifdir 3373 difin2 3379 inrab2 3390 inelcm 3464 inssdif0im 3471 uniin 3803 intun 3849 intpr 3850 elrint 3858 iunin2 3923 iinin2m 3928 elriin 3930 disjnim 3967 disjiun 3971 brin 4028 trin 4084 inex1 4110 inuni 4128 bnd2 4146 ordpwsucss 4538 ordpwsucexmid 4541 peano5 4569 inopab 4730 inxp 4732 dmin 4806 opelres 4883 intasym 4982 asymref 4983 dminss 5012 imainss 5013 inimasn 5015 ssrnres 5040 cnvresima 5087 dfco2a 5098 funinsn 5231 imainlem 5263 imain 5264 2elresin 5293 nfvres 5513 respreima 5607 isoini 5780 offval 6051 tfrlem5 6273 mapval2 6635 ixpin 6680 ssenen 6808 fnfi 6893 peano5nnnn 7824 peano5nni 8851 ixxdisj 9830 icodisj 9919 fzdisj 9977 uzdisj 10018 nn0disj 10063 fzouzdisj 10105 isumss 11318 fsumsplit 11334 sumsplitdc 11359 fsum2dlemstep 11361 fprod2dlemstep 11549 nninfdclemcl 12320 nninfdclemp1 12322 isbasis2g 12584 tgval2 12592 tgcl 12605 epttop 12631 ssntr 12663 ntreq0 12673 cnptopresti 12779 cnptoprest 12780 cnptoprest2 12781 lmss 12787 txcnp 12812 txcnmpt 12814 bldisj 12942 blininf 12965 blres 12975 metrest 13047 pilem1 13241 bj-charfundcALT 13526 bj-charfunr 13527 bdinex1 13616 bj-indind 13649 |
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