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Mirrors > Home > MPE Home > Th. List > rexralbidv | Structured version Visualization version GIF version |
Description: Formula-building rule for restricted quantifiers (deduction form). (Contributed by NM, 28-Jan-2006.) |
Ref | Expression |
---|---|
2ralbidv.1 | ⊢ (𝜑 → (𝜓 ↔ 𝜒)) |
Ref | Expression |
---|---|
rexralbidv | ⊢ (𝜑 → (∃𝑥 ∈ 𝐴 ∀𝑦 ∈ 𝐵 𝜓 ↔ ∃𝑥 ∈ 𝐴 ∀𝑦 ∈ 𝐵 𝜒)) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | 2ralbidv.1 | . . 3 ⊢ (𝜑 → (𝜓 ↔ 𝜒)) | |
2 | 1 | ralbidv 3170 | . 2 ⊢ (𝜑 → (∀𝑦 ∈ 𝐵 𝜓 ↔ ∀𝑦 ∈ 𝐵 𝜒)) |
3 | 2 | rexbidv 3171 | 1 ⊢ (𝜑 → (∃𝑥 ∈ 𝐴 ∀𝑦 ∈ 𝐵 𝜓 ↔ ∃𝑥 ∈ 𝐴 ∀𝑦 ∈ 𝐵 𝜒)) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ↔ wb 205 ∀wral 3060 ∃wrex 3069 |
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 1913 |
This theorem depends on definitions: df-bi 206 df-an 397 df-ex 1782 df-ral 3061 df-rex 3070 |
This theorem is referenced by: freq1 5608 rexfiuz 15244 cau3lem 15251 caubnd2 15254 climi 15404 rlimi 15407 o1lo1 15431 2clim 15466 lo1le 15548 caucvgrlem 15569 caurcvgr 15570 caucvgb 15576 vdwlem10 16873 vdwlem13 16876 pmatcollpw2lem 22163 neiptopnei 22520 lmcvg 22650 lmss 22686 elpt 22960 elptr 22961 txlm 23036 tsmsi 23522 ustuqtop4 23633 isucn 23667 isucn2 23668 ucnima 23670 metcnpi 23937 metcnpi2 23938 metucn 23964 xrge0tsms 24234 elcncf 24289 cncfi 24294 lmmcvg 24662 lhop1 25415 ulmval 25776 ulmi 25782 ulmcaulem 25790 ulmdvlem3 25798 pntibnd 26978 pntlem3 26994 pntleml 26996 axtgcont1 27473 perpln1 27715 perpln2 27716 isperp 27717 brbtwn 27911 uvtx01vtx 28408 isgrpo 29502 ubthlem3 29877 ubth 29878 hcau 30189 hcaucvg 30191 hlimi 30193 hlimconvi 30196 hlim2 30197 elcnop 30862 elcnfn 30887 cnopc 30918 cnfnc 30935 lnopcon 31040 lnfncon 31061 riesz1 31070 xrge0tsmsd 31969 signsply0 33252 unblimceq0 35046 cvgcau 43846 limcleqr 44005 addlimc 44009 0ellimcdiv 44010 climd 44033 climisp 44107 lmbr3 44108 climrescn 44109 climxrrelem 44110 climxrre 44111 xlimpnfxnegmnf 44175 xlimxrre 44192 xlimmnf 44202 xlimpnf 44203 xlimmnfmpt 44204 xlimpnfmpt 44205 dfxlim2 44209 cncfshift 44235 cncfperiod 44240 ioodvbdlimc1lem1 44292 ioodvbdlimc1lem2 44293 ioodvbdlimc2lem 44295 fourierdlem68 44535 fourierdlem87 44554 fourierdlem103 44570 fourierdlem104 44571 etransclem48 44643 |
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