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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 3157 | . 2 ⊢ (𝜑 → (∀𝑦 ∈ 𝐵 𝜓 ↔ ∀𝑦 ∈ 𝐵 𝜒)) |
| 3 | 2 | rexbidv 3158 | 1 ⊢ (𝜑 → (∃𝑥 ∈ 𝐴 ∀𝑦 ∈ 𝐵 𝜓 ↔ ∃𝑥 ∈ 𝐴 ∀𝑦 ∈ 𝐵 𝜒)) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ↔ wb 206 ∀wral 3049 ∃wrex 3058 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1796 ax-4 1810 ax-5 1911 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-ex 1781 df-ral 3050 df-rex 3059 |
| This theorem is referenced by: freq1 5589 rexfiuz 15269 cau3lem 15276 caubnd2 15279 climi 15431 rlimi 15434 o1lo1 15458 2clim 15493 lo1le 15573 caucvgrlem 15594 caurcvgr 15595 caucvgb 15601 vdwlem10 16916 vdwlem13 16919 pmatcollpw2lem 22719 neiptopnei 23074 lmcvg 23204 lmss 23240 elpt 23514 elptr 23515 txlm 23590 tsmsi 24076 ustuqtop4 24186 isucn 24219 isucn2 24220 ucnima 24222 metcnpi 24486 metcnpi2 24487 metucn 24513 xrge0tsms 24777 elcncf 24836 cncfi 24841 lmmcvg 25215 lhop1 25973 ulmval 26343 ulmi 26349 ulmcaulem 26357 ulmdvlem3 26365 pntibnd 27558 pntlem3 27574 pntleml 27576 axtgcont1 28489 perpln1 28731 perpln2 28732 isperp 28733 brbtwn 28921 uvtx01vtx 29419 isgrpo 30521 ubthlem3 30896 ubth 30897 hcau 31208 hcaucvg 31210 hlimi 31212 hlimconvi 31215 hlim2 31216 elcnop 31881 elcnfn 31906 cnopc 31937 cnfnc 31954 lnopcon 32059 lnfncon 32080 riesz1 32089 xrge0tsmsd 33104 signsply0 34657 unblimceq0 36650 cvgcau 45676 limcleqr 45830 addlimc 45834 0ellimcdiv 45835 climd 45858 climisp 45932 lmbr3 45933 climrescn 45934 climxrrelem 45935 climxrre 45936 xlimpnfxnegmnf 46000 xlimxrre 46017 xlimmnf 46027 xlimpnf 46028 xlimmnfmpt 46029 xlimpnfmpt 46030 dfxlim2 46034 cncfshift 46060 cncfperiod 46065 ioodvbdlimc1lem1 46117 ioodvbdlimc1lem2 46118 ioodvbdlimc2lem 46120 fourierdlem68 46360 fourierdlem87 46379 fourierdlem103 46395 fourierdlem104 46396 etransclem48 46468 |
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