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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 3444), 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 3444 | . 2 ⊢ 𝑥 ∈ V | |
2 | vex 3444 | . 2 ⊢ 𝑦 ∈ V | |
3 | el2v.1 | . 2 ⊢ ((𝑥 ∈ V ∧ 𝑦 ∈ V) → 𝜑) | |
4 | 1, 2, 3 | mp2an 691 | 1 ⊢ 𝜑 |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ∧ wa 399 ∈ wcel 2111 Vcvv 3441 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1797 ax-4 1811 ax-5 1911 ax-6 1970 ax-7 2015 ax-8 2113 ax-9 2121 ax-ext 2770 |
This theorem depends on definitions: df-bi 210 df-an 400 df-ex 1782 df-sb 2070 df-clab 2777 df-cleq 2791 df-clel 2870 df-v 3443 |
This theorem is referenced by: codir 5947 dfco2 6065 1st2val 7699 2nd2val 7700 fnmap 8396 wemappo 8997 wemapsolem 8998 fin23lem26 9736 seqval 13375 hash2exprb 13825 hashle2prv 13832 mreexexlem4d 16910 pmtrrn2 18580 alexsubALTlem4 22655 elqaalem2 24916 upgrex 26885 cusgrsize 27244 erclwwlkref 27805 erclwwlksym 27806 erclwwlknref 27854 erclwwlknsym 27855 eclclwwlkn1 27860 gonanegoal 32712 gonarlem 32754 gonar 32755 fmla0disjsuc 32758 fmlasucdisj 32759 mclsppslem 32943 fneer 33814 curunc 35039 matunitlindflem2 35054 vvdifopab 35681 inxprnres 35709 ineccnvmo 35771 alrmomorn 35772 dfcoss2 35821 dfcoss3 35822 cocossss 35841 cnvcosseq 35842 rncossdmcoss 35855 symrelcoss3 35865 1cosscnvxrn 35875 cosscnvssid3 35876 cosscnvssid4 35877 coss0 35879 trcoss 35882 trcoss2 35884 erim2 36071 dfeldisj3 36112 dfeldisj4 36113 ismrc 39642 en2pr 40246 pr2cv 40247 ovnsubaddlem1 43209 sprsymrelfvlem 44007 sprsymrelf1lem 44008 prprelb 44033 prprspr2 44035 reuprpr 44040 2exopprim 44042 reuopreuprim 44043 c0snmgmhm 44538 |
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