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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 3434), 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 3434 | . 2 ⊢ 𝑥 ∈ V | |
| 2 | vex 3434 | . 2 ⊢ 𝑦 ∈ V | |
| 3 | el2v.1 | . 2 ⊢ ((𝑥 ∈ V ∧ 𝑦 ∈ V) → 𝜑) | |
| 4 | 1, 2, 3 | mp2an 693 | 1 ⊢ 𝜑 |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∧ wa 395 ∈ wcel 2114 Vcvv 3430 |
| 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 1912 ax-6 1969 ax-7 2010 ax-8 2116 ax-9 2124 ax-ext 2709 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-tru 1545 df-ex 1782 df-sb 2069 df-clab 2716 df-cleq 2729 df-clel 2812 df-v 3432 |
| This theorem is referenced by: codir 6078 dfco2 6204 1st2val 7964 2nd2val 7965 fnmap 8774 enrefnn 8987 unfi 9099 wemappo 9458 wemapsolem 9459 fin23lem26 10241 seqval 13968 hash2exprb 14427 hashle2prv 14434 hash3tpexb 14450 mreexexlem4d 17607 pmtrrn2 19429 c0snmgmhm 20436 alexsubALTlem4 24028 elqaalem2 26300 seqsval 28297 upgrex 29178 cusgrsize 29541 erclwwlkref 30108 erclwwlksym 30109 erclwwlknref 30157 erclwwlknsym 30158 eclclwwlkn1 30163 gonanegoal 35553 gonarlem 35595 gonar 35596 fmla0disjsuc 35599 fmlasucdisj 35600 mclsppslem 35784 fneer 36554 curunc 37940 matunitlindflem2 37955 vvdifopab 38603 inxprnres 38636 ineccnvmo 38695 alrmomorn 38696 dfsucmap3 38801 dmsucmap 38806 dfcoss2 38841 dfcoss3 38842 cosscnv 38844 cocossss 38864 cnvcosseq 38865 refressn 38871 antisymressn 38872 trressn 38873 rncossdmcoss 38883 symrelcoss3 38893 1cosscnvxrn 38903 cosscnvssid3 38904 cosscnvssid4 38905 coss0 38907 trcoss 38910 trcoss2 38912 erimeq2 39101 dfeldisj3 39149 dfeldisj4 39150 eldisjdmqsim 39155 dfantisymrel5 39203 dfpetparts2 39310 dfpeters2 39312 ismrc 43150 en2pr 43995 pr2cv 43996 permaxext 45453 permac8prim 45462 ovnsubaddlem1 47019 sprsymrelfvlem 47965 sprsymrelf1lem 47966 prprelb 47991 prprspr2 47993 reuprpr 47998 2exopprim 48000 reuopreuprim 48001 |
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