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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 3188 | . 2 ⊢ (𝜑 → (∀𝑦 ∈ 𝐵 𝜓 ↔ ∀𝑦 ∈ 𝐵 𝜒)) |
| 3 | 2 | rexbidv 3189 | 1 ⊢ (𝜑 → (∃𝑥 ∈ 𝐴 ∀𝑦 ∈ 𝐵 𝜓 ↔ ∃𝑥 ∈ 𝐴 ∀𝑦 ∈ 𝐵 𝜒)) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ↔ wb 209 ∀wral 3079 ∃wrex 3089 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1825 ax-4 1839 ax-5 1940 |
| This theorem depends on definitions: df-bi 210 df-an 401 df-ex 1810 df-ral 3080 df-rex 3090 |
| This theorem is referenced by: freq1 5628 rexfiuz 15395 cau3lem 15402 caubnd2 15405 climi 15557 rlimi 15560 o1lo1 15584 2clim 15619 lo1le 15699 caucvgrlem 15720 caurcvgr 15721 caucvgb 15727 vdwlem10 17045 vdwlem13 17048 pmatcollpw2lem 22934 neiptopnei 23289 lmcvg 23419 lmss 23455 elpt 23729 elptr 23730 txlm 23805 tsmsi 24291 ustuqtop4 24401 isucn 24434 isucn2 24435 ucnima 24437 metcnpi 24701 metcnpi2 24702 metucn 24728 xrge0tsms 24992 elcncf 25048 cncfi 25053 lmmcvg 25420 lhop1 26173 ulmval 26543 ulmi 26549 ulmcaulem 26557 ulmdvlem3 26565 pntibnd 27757 pntlem3 27773 pntleml 27775 axtgcont1 28737 perpln1 28990 perpln2 28991 isperp 28992 brbtwn 29249 uvtx01vtx 29747 isgrpo 30849 ubthlem3 31224 ubth 31225 hcau 31536 hcaucvg 31538 hlimi 31540 hlimconvi 31543 hlim2 31544 elcnop 32209 elcnfn 32234 cnopc 32265 cnfnc 32282 lnopcon 32387 lnfncon 32408 riesz1 32417 xrge0tsmsd 33393 signsply0 34938 unblimceq0 37116 cvgcau 46224 limcleqr 46378 addlimc 46382 0ellimcdiv 46383 climd 46406 climisp 46480 lmbr3 46481 climrescn 46482 climxrrelem 46483 climxrre 46484 xlimpnfxnegmnf 46548 xlimxrre 46565 xlimmnf 46575 xlimpnf 46576 xlimmnfmpt 46577 xlimpnfmpt 46578 dfxlim2 46582 cncfshift 46608 cncfperiod 46613 ioodvbdlimc1lem1 46665 ioodvbdlimc1lem2 46666 ioodvbdlimc2lem 46668 fourierdlem68 46908 fourierdlem87 46927 fourierdlem103 46943 fourierdlem104 46944 etransclem48 47016 |
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