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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 3442), 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 3442 | . 2 ⊢ 𝑥 ∈ V | |
| 2 | vex 3442 | . 2 ⊢ 𝑦 ∈ V | |
| 3 | el2v.1 | . 2 ⊢ ((𝑥 ∈ V ∧ 𝑦 ∈ V) → 𝜑) | |
| 4 | 1, 2, 3 | mp2an 692 | 1 ⊢ 𝜑 |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∧ wa 395 ∈ wcel 2113 Vcvv 3438 |
| 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 1968 ax-7 2009 ax-8 2115 ax-9 2123 ax-ext 2706 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-tru 1544 df-ex 1781 df-sb 2068 df-clab 2713 df-cleq 2726 df-clel 2809 df-v 3440 |
| This theorem is referenced by: codir 6075 dfco2 6201 1st2val 7959 2nd2val 7960 fnmap 8768 enrefnn 8981 unfi 9093 wemappo 9452 wemapsolem 9453 fin23lem26 10233 seqval 13933 hash2exprb 14392 hashle2prv 14399 hash3tpexb 14415 mreexexlem4d 17568 pmtrrn2 19387 c0snmgmhm 20396 alexsubALTlem4 23992 elqaalem2 26282 seqsval 28249 upgrex 29114 cusgrsize 29477 erclwwlkref 30044 erclwwlksym 30045 erclwwlknref 30093 erclwwlknsym 30094 eclclwwlkn1 30099 gonanegoal 35495 gonarlem 35537 gonar 35538 fmla0disjsuc 35541 fmlasucdisj 35542 mclsppslem 35726 fneer 36496 curunc 37742 matunitlindflem2 37757 vvdifopab 38397 inxprnres 38430 ineccnvmo 38489 alrmomorn 38490 dfsucmap3 38576 dmsucmap 38581 dfcoss2 38615 dfcoss3 38616 cosscnv 38618 cocossss 38638 cnvcosseq 38639 refressn 38645 antisymressn 38646 trressn 38647 rncossdmcoss 38657 symrelcoss3 38667 1cosscnvxrn 38677 cosscnvssid3 38678 cosscnvssid4 38679 coss0 38681 trcoss 38684 trcoss2 38686 erimeq2 38876 dfeldisj3 38917 dfeldisj4 38918 dfantisymrel5 38960 ismrc 42885 en2pr 43730 pr2cv 43731 permaxext 45188 permac8prim 45197 ovnsubaddlem1 46756 sprsymrelfvlem 47678 sprsymrelf1lem 47679 prprelb 47704 prprspr2 47706 reuprpr 47711 2exopprim 47713 reuopreuprim 47714 |
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