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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 3284 | . 2 ⊢ (𝑥 ∈ 𝐴 → (∃𝑦 ∈ 𝐵 𝜑 → 𝜓)) |
3 | 2 | rexlimiv 3280 | 1 ⊢ (∃𝑥 ∈ 𝐴 ∃𝑦 ∈ 𝐵 𝜑 → 𝜓) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ∧ wa 398 ∈ wcel 2110 ∃wrex 3139 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1792 ax-4 1806 ax-5 1907 |
This theorem depends on definitions: df-bi 209 df-an 399 df-ex 1777 df-ral 3143 df-rex 3144 |
This theorem is referenced by: 2reu5 3749 2reu4 4466 opelxp 5586 elinxp 5885 reuop 6139 opiota 7751 f1o2ndf1 7812 tfrlem5 8010 xpdom2 8606 1sdom 8715 unxpdomlem3 8718 unfi 8779 elfiun 8888 xpnum 9374 kmlem9 9578 nqereu 10345 distrlem5pr 10443 mulid1 10633 1re 10635 mul02 10812 cnegex 10815 recex 11266 creur 11626 creui 11627 cju 11628 elz2 11993 zaddcl 12016 qre 12347 qaddcl 12358 qnegcl 12359 qmulcl 12360 qreccl 12362 elpqb 12369 hash2prd 13827 elss2prb 13839 fundmge2nop0 13844 wrdl3s3 14320 replim 14469 prodmo 15284 odd2np1 15684 opoe 15706 omoe 15707 opeo 15708 omeo 15709 qredeu 15996 pythagtriplem1 16147 pcz 16211 4sqlem1 16278 4sqlem2 16279 4sqlem4 16282 mul4sq 16284 pmtr3ncom 18597 efgmnvl 18834 efgrelexlema 18869 ring1ne0 19335 txuni2 22167 tx2ndc 22253 blssioo 23397 tgioo 23398 ioorf 24168 ioorinv 24171 ioorcl 24172 dyaddisj 24191 mbfid 24230 elply 24779 vmacl 25689 efvmacl 25691 vmalelog 25775 2sqlem2 25988 mul2sq 25989 2sqlem7 25994 2sqnn0 26008 2sqreultblem 26018 pntibnd 26163 ostth 26209 legval 26364 upgredgpr 26921 nbgr2vtx1edg 27126 cusgredg 27200 usgredgsscusgredg 27235 wwlksnwwlksnon 27688 n4cyclfrgr 28064 vdgn1frgrv2 28069 friendshipgt3 28171 lpni 28251 nsnlplig 28252 nsnlpligALT 28253 n0lpligALT 28255 ipasslem5 28606 ipasslem11 28611 hhssnv 29035 shscli 29088 shsleji 29141 shsidmi 29155 spansncvi 29423 superpos 30125 chirredi 30165 mdsymlem6 30179 rnmposs 30413 ccfldextdgrr 31052 cnre2csqima 31149 dya2icobrsiga 31529 dya2iocnrect 31534 dya2iocucvr 31537 sxbrsigalem2 31539 afsval 31937 satfv0 32600 satfrnmapom 32612 satfv0fun 32613 satf00 32616 sat1el2xp 32621 fmla0xp 32625 fmla1 32629 msubco 32773 poseq 33090 soseq 33091 scutf 33268 elaltxp 33431 altxpsspw 33433 funtransport 33487 funray 33596 funline 33598 ellines 33608 linethru 33609 icoreresf 34627 icoreclin 34632 relowlssretop 34638 relowlpssretop 34639 itg2addnc 34940 isline 36869 mzpcompact2lem 39341 sprvalpw 43635 sprvalpwn0 43638 prsprel 43642 prpair 43656 prprvalpw 43670 reuopreuprim 43681 nnsum3primesgbe 43950 nnsum4primesodd 43954 nnsum4primesoddALTV 43955 tgblthelfgott 43973 nnpw2pb 44640 |
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