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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 |
---|---|
2rexbidv.1 | ⊢ (𝜑 → (𝜓 ↔ 𝜒)) |
Ref | Expression |
---|---|
rexralbidv | ⊢ (𝜑 → (∃𝑥 ∈ 𝐴 ∀𝑦 ∈ 𝐵 𝜓 ↔ ∃𝑥 ∈ 𝐴 ∀𝑦 ∈ 𝐵 𝜒)) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | 2rexbidv.1 | . . 3 ⊢ (𝜑 → (𝜓 ↔ 𝜒)) | |
2 | 1 | ralbidv 3200 | . 2 ⊢ (𝜑 → (∀𝑦 ∈ 𝐵 𝜓 ↔ ∀𝑦 ∈ 𝐵 𝜒)) |
3 | 2 | rexbidv 3300 | 1 ⊢ (𝜑 → (∃𝑥 ∈ 𝐴 ∀𝑦 ∈ 𝐵 𝜓 ↔ ∃𝑥 ∈ 𝐴 ∀𝑦 ∈ 𝐵 𝜒)) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ↔ wb 208 ∀wral 3141 ∃wrex 3142 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1795 ax-4 1809 ax-5 1910 |
This theorem depends on definitions: df-bi 209 df-an 399 df-ex 1780 df-ral 3146 df-rex 3147 |
This theorem is referenced by: freq1 5528 rexfiuz 14710 cau3lem 14717 caubnd2 14720 climi 14870 rlimi 14873 o1lo1 14897 2clim 14932 lo1le 15011 caucvgrlem 15032 caurcvgr 15033 caucvgb 15039 vdwlem10 16329 vdwlem13 16332 pmatcollpw2lem 21388 neiptopnei 21743 lmcvg 21873 lmss 21909 elpt 22183 elptr 22184 txlm 22259 tsmsi 22745 ustuqtop4 22856 isucn 22890 isucn2 22891 ucnima 22893 metcnpi 23157 metcnpi2 23158 metucn 23184 xrge0tsms 23445 elcncf 23500 cncfi 23505 lmmcvg 23867 lhop1 24614 ulmval 24971 ulmi 24977 ulmcaulem 24985 ulmdvlem3 24993 pntibnd 26172 pntlem3 26188 pntleml 26190 axtgcont1 26257 perpln1 26499 perpln2 26500 isperp 26501 brbtwn 26688 uvtx01vtx 27182 isgrpo 28277 ubthlem3 28652 ubth 28653 hcau 28964 hcaucvg 28966 hlimi 28968 hlimconvi 28971 hlim2 28972 elcnop 29637 elcnfn 29662 cnopc 29693 cnfnc 29710 lnopcon 29815 lnfncon 29836 riesz1 29845 xrge0tsmsd 30696 signsply0 31825 unblimceq0 33850 limcleqr 41931 addlimc 41935 0ellimcdiv 41936 climd 41959 climisp 42033 lmbr3 42034 climrescn 42035 climxrrelem 42036 climxrre 42037 xlimpnfxnegmnf 42101 xlimxrre 42118 xlimmnf 42128 xlimpnf 42129 xlimmnfmpt 42130 xlimpnfmpt 42131 dfxlim2 42135 cncfshift 42163 cncfperiod 42168 ioodvbdlimc1lem1 42222 ioodvbdlimc1lem2 42223 ioodvbdlimc2lem 42225 fourierdlem68 42466 fourierdlem87 42485 fourierdlem103 42501 fourierdlem104 42502 etransclem48 42574 |
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