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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 3163 | . 2 ⊢ (𝑥 ∈ 𝐴 → (∃𝑦 ∈ 𝐵 𝜑 → 𝜓)) |
| 3 | 2 | rexlimiv 3156 | 1 ⊢ (∃𝑥 ∈ 𝐴 ∃𝑦 ∈ 𝐵 𝜑 → 𝜓) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 ∧ wa 401 ∈ wcel 2145 ∃wrex 3086 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1828 ax-4 1842 ax-5 1943 |
| This proof depends on definitions: df-bi 210 df-an 402 df-ex 1813 df-rex 3087 |
| This theorem is used by: r19.29vva 3222 2reu5 3716 2reu4 4480 opelxp 5691 elinxp 6012 reuop 6291 opiota 8056 f1o2ndf1 8119 poseq 8156 soseq 8157 tfrlem5 8368 xpdom2 9070 unxpdomlem3 9228 elfiun 9400 ttrcltr 9695 xpnum 9956 kmlem9 10161 nqereu 10938 distrlem5pr 11036 mulrid 11230 1re 11232 mul02 11412 cnegex 11415 recex 11870 creur 12236 creui 12237 cju 12238 elz2 12633 zaddcl 12658 qre 13002 qaddcl 13015 qnegcl 13016 qmulcl 13017 qreccl 13019 elpqb 13026 hash2prd 14540 elss2prb 14553 fundmge2nop0 14567 s3rex 15021 wrdl3s3 15035 replim 15203 prodmo 16023 odd2np1 16431 opoe 16453 omoe 16454 opeo 16455 omeo 16456 qredeu 16748 pythagtriplem1 16908 pcz 16973 4sqlem1 17040 4sqlem2 17041 4sqlem4 17044 mul4sq 17046 pmtr3ncom 19602 efgmnvl 19841 efgrelexlema 19876 ring1ne0 20441 pzriprnglem8 21701 txuni2 23791 tx2ndc 23877 blssioo 25021 tgioo 25022 ioorf 25801 ioorinv 25804 ioorcl 25805 dyaddisj 25824 mbfid 25863 elply 26420 vmacl 27354 efvmacl 27356 vmalelog 27441 2sqlem2 27654 mul2sq 27655 2sqlem7 27660 2sqnn0 27674 2sqreultblem 27684 pntibnd 27829 ostth 27875 cutsf 28057 zaddscl 28659 zmulscld 28662 elzn0s 28663 eln0zs 28665 zseo 28687 elz12s 28737 z12no 28741 z12addscl 28742 z12shalf 28745 z12zsodd 28747 z12bdaylem 28749 bdayfinlem 28751 remulscllem1 28765 legval 28926 upgredgpr 29599 nbgr2vtx1edg 29810 cusgredg 29884 usgredgsscusgredg 29919 wwlksnwwlksnon 30383 n4cyclfrgr 30771 vdgn1frgrv2 30776 friendshipgt3 30878 lpni 30961 nsnlplig 30962 nsnlpligALT 30963 n0lpligALT 30965 ipasslem5 31316 ipasslem11 31321 hhssnv 31745 shscli 31798 shsleji 31851 shsidmi 31865 spansncvi 32133 superpos 32835 chirredi 32875 mdsymlem6 32889 rnmposs 33146 1fldgenq 33763 ccfldextdgrr 34182 cnre2csqima 34421 dya2icobrsiga 34787 dya2iocnrect 34792 dya2iocucvr 34795 sxbrsigalem2 34797 afsval 35182 karddom 35687 kardsdom 35688 kardexen 35689 satfv0 35937 satfrnmapom 35949 satfv0fun 35950 satf00 35953 sat1el2xp 35958 fmla0xp 35962 fmla1 35966 msubco 36110 elaltxp 36555 altxpsspw 36557 funtransport 36611 funray 36720 funline 36722 ellines 36732 linethru 36733 icoreresf 38106 icoreclin 38111 relowlssretop 38117 relowlpssretop 38118 itg2addnc 38423 isline 40612 sn-it0e0 43291 sn-mullid 43311 sn-0tie0 43339 sn-mul02 43340 mzpcompact2lem 43596 sprvalpw 48380 sprvalpwn0 48383 prsprel 48387 prpair 48401 prprvalpw 48415 reuopreuprim 48426 nnsum3primesgbe 48708 nnsum4primesodd 48712 nnsum4primesoddALTV 48713 tgblthelfgott 48731 grtrif1o 48858 grtrissvtx 48860 gpgvtxel2 48964 pgn4cyclex 49042 nnpw2pb 49517 2arymaptf1 49583 |
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