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Mirrors > Home > MPE Home > Th. List > el2v | Structured version Visualization version GIF version |
Description: If a proposition is implied by 𝑥 ∈ V and 𝑦 ∈ V (which is true, see vex 3497), then it is true. (Contributed by Peter Mazsa, 13-Oct-2018.) |
Ref | Expression |
---|---|
el2v.1 | ⊢ ((𝑥 ∈ V ∧ 𝑦 ∈ V) → 𝜑) |
Ref | Expression |
---|---|
el2v | ⊢ 𝜑 |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | vex 3497 | . 2 ⊢ 𝑥 ∈ V | |
2 | vex 3497 | . 2 ⊢ 𝑦 ∈ V | |
3 | el2v.1 | . 2 ⊢ ((𝑥 ∈ V ∧ 𝑦 ∈ V) → 𝜑) | |
4 | 1, 2, 3 | mp2an 690 | 1 ⊢ 𝜑 |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ∧ wa 398 ∈ wcel 2114 Vcvv 3494 |
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-8 2116 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 df-clel 2893 df-v 3496 |
This theorem is referenced by: codir 5980 dfco2 6098 1st2val 7717 2nd2val 7718 fnmap 8413 wemappo 9013 wemapsolem 9014 fin23lem26 9747 seqval 13381 hash2exprb 13830 hashle2prv 13837 mreexexlem4d 16918 pmtrrn2 18588 alexsubALTlem4 22658 elqaalem2 24909 upgrex 26877 cusgrsize 27236 erclwwlkref 27798 erclwwlksym 27799 erclwwlknref 27848 erclwwlknsym 27849 eclclwwlkn1 27854 gonanegoal 32599 gonarlem 32641 gonar 32642 fmla0disjsuc 32645 fmlasucdisj 32646 mclsppslem 32830 fneer 33701 curunc 34889 matunitlindflem2 34904 vvdifopab 35536 inxprnres 35564 ineccnvmo 35626 alrmomorn 35627 dfcoss2 35676 dfcoss3 35677 cocossss 35696 cnvcosseq 35697 rncossdmcoss 35710 symrelcoss3 35720 1cosscnvxrn 35730 cosscnvssid3 35731 cosscnvssid4 35732 coss0 35734 trcoss 35737 trcoss2 35739 erim2 35926 dfeldisj3 35967 dfeldisj4 35968 ismrc 39318 en2pr 39926 pr2cv 39927 ovnsubaddlem1 42872 sprsymrelfvlem 43672 sprsymrelf1lem 43673 prprelb 43698 prprspr2 43700 reuprpr 43705 2exopprim 43707 reuopreuprim 43708 c0snmgmhm 44205 |
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