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Mirrors > Home > MPE Home > Th. List > rexlimivv | Structured version Visualization version GIF version |
Description: Inference from Theorem 19.23 of [Margaris] p. 90 (restricted quantifier version). (Contributed by NM, 17-Feb-2004.) |
Ref | Expression |
---|---|
rexlimivv.1 | ⊢ ((𝑥 ∈ 𝐴 ∧ 𝑦 ∈ 𝐵) → (𝜑 → 𝜓)) |
Ref | Expression |
---|---|
rexlimivv | ⊢ (∃𝑥 ∈ 𝐴 ∃𝑦 ∈ 𝐵 𝜑 → 𝜓) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | rexlimivv.1 | . . 3 ⊢ ((𝑥 ∈ 𝐴 ∧ 𝑦 ∈ 𝐵) → (𝜑 → 𝜓)) | |
2 | 1 | rexlimdva 3243 | . 2 ⊢ (𝑥 ∈ 𝐴 → (∃𝑦 ∈ 𝐵 𝜑 → 𝜓)) |
3 | 2 | rexlimiv 3239 | 1 ⊢ (∃𝑥 ∈ 𝐴 ∃𝑦 ∈ 𝐵 𝜑 → 𝜓) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ∧ wa 399 ∈ wcel 2111 ∃wrex 3107 |
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 |
This theorem depends on definitions: df-bi 210 df-an 400 df-ex 1782 df-ral 3111 df-rex 3112 |
This theorem is referenced by: 2reu5 3697 2reu4 4424 opelxp 5555 elinxp 5856 reuop 6112 opiota 7739 f1o2ndf1 7801 tfrlem5 7999 xpdom2 8595 1sdom 8705 unxpdomlem3 8708 unfi 8769 elfiun 8878 xpnum 9364 kmlem9 9569 nqereu 10340 distrlem5pr 10438 mulid1 10628 1re 10630 mul02 10807 cnegex 10810 recex 11261 creur 11619 creui 11620 cju 11621 elz2 11987 zaddcl 12010 qre 12341 qaddcl 12352 qnegcl 12353 qmulcl 12354 qreccl 12356 elpqb 12363 hash2prd 13829 elss2prb 13841 fundmge2nop0 13846 wrdl3s3 14317 replim 14467 prodmo 15282 odd2np1 15682 opoe 15704 omoe 15705 opeo 15706 omeo 15707 qredeu 15992 pythagtriplem1 16143 pcz 16207 4sqlem1 16274 4sqlem2 16275 4sqlem4 16278 mul4sq 16280 pmtr3ncom 18595 efgmnvl 18832 efgrelexlema 18867 ring1ne0 19337 txuni2 22170 tx2ndc 22256 blssioo 23400 tgioo 23401 ioorf 24177 ioorinv 24180 ioorcl 24181 dyaddisj 24200 mbfid 24239 elply 24792 vmacl 25703 efvmacl 25705 vmalelog 25789 2sqlem2 26002 mul2sq 26003 2sqlem7 26008 2sqnn0 26022 2sqreultblem 26032 pntibnd 26177 ostth 26223 legval 26378 upgredgpr 26935 nbgr2vtx1edg 27140 cusgredg 27214 usgredgsscusgredg 27249 wwlksnwwlksnon 27701 n4cyclfrgr 28076 vdgn1frgrv2 28081 friendshipgt3 28183 lpni 28263 nsnlplig 28264 nsnlpligALT 28265 n0lpligALT 28267 ipasslem5 28618 ipasslem11 28623 hhssnv 29047 shscli 29100 shsleji 29153 shsidmi 29167 spansncvi 29435 superpos 30137 chirredi 30177 mdsymlem6 30191 rnmposs 30437 ccfldextdgrr 31145 cnre2csqima 31264 dya2icobrsiga 31644 dya2iocnrect 31649 dya2iocucvr 31652 sxbrsigalem2 31654 afsval 32052 satfv0 32718 satfrnmapom 32730 satfv0fun 32731 satf00 32734 sat1el2xp 32739 fmla0xp 32743 fmla1 32747 msubco 32891 poseq 33208 soseq 33209 scutf 33386 elaltxp 33549 altxpsspw 33551 funtransport 33605 funray 33714 funline 33716 ellines 33726 linethru 33727 icoreresf 34769 icoreclin 34774 relowlssretop 34780 relowlpssretop 34781 itg2addnc 35111 isline 37035 sn-it0e0 39552 sn-mulid2 39572 sn-0tie0 39576 sn-mul02 39577 mzpcompact2lem 39692 sprvalpw 43997 sprvalpwn0 44000 prsprel 44004 prpair 44018 prprvalpw 44032 reuopreuprim 44043 nnsum3primesgbe 44310 nnsum4primesodd 44314 nnsum4primesoddALTV 44315 tgblthelfgott 44333 nnpw2pb 45001 2arymaptf1 45067 |
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