| Metamath Proof Explorer |
< Previous
Next >
Nearby theorems |
||
| 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 3186 | . 2 ⊢ (𝜑 → (∀𝑦 ∈ 𝐵 𝜓 ↔ ∀𝑦 ∈ 𝐵 𝜒)) |
| 3 | 2 | rexbidv 3187 | 1 ⊢ (𝜑 → (∃𝑥 ∈ 𝐴 ∀𝑦 ∈ 𝐵 𝜓 ↔ ∃𝑥 ∈ 𝐴 ∀𝑦 ∈ 𝐵 𝜒)) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 ↔ wb 209 ∀wral 3077 ∃wrex 3087 |
| 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-ral 3078 df-rex 3088 |
| This theorem is used by: freq1 5618 rexfiuz 15515 cau3lem 15522 caubnd2 15525 climi 15677 rlimi 15680 o1lo1 15704 2clim 15739 lo1le 15819 caucvgrlem 15840 caurcvgr 15841 caucvgb 15847 vdwlem10 17168 vdwlem13 17171 pmatcollpw2lem 23095 neiptopnei 23450 lmcvg 23580 lmss 23616 elpt 23891 elptr 23892 txlm 23967 tsmsi 24453 ustuqtop4 24563 isucn 24596 isucn2 24597 ucnima 24599 metcnpi 24863 metcnpi2 24864 metucn 24890 xrge0tsms 25154 elcncf 25210 cncfi 25215 lmmcvg 25582 lhop1 26334 ulmval 26707 ulmi 26713 ulmcaulem 26721 ulmdvlem3 26729 pntibnd 27920 pntlem3 27936 pntleml 27938 axtgcont1 28930 perpln1 29185 perpln2 29186 isperp 29187 brbtwn 29477 uvtx01vtx 29978 isgrpo 31099 ubthlem3 31474 ubth 31475 hcau 31786 hcaucvg 31788 hlimi 31790 hlimconvi 31793 hlim2 31794 elcnop 32459 elcnfn 32484 cnopc 32515 cnfnc 32532 lnopcon 32637 lnfncon 32658 riesz1 32667 xrge0tsmsd 33634 signsply0 35180 unblimceq0 37373 cvgcau 46499 limcleqr 46653 addlimc 46657 0ellimcdiv 46658 climd 46681 climisp 46755 lmbr3 46756 climrescn 46757 climxrrelem 46758 climxrre 46759 xlimpnfxnegmnf 46823 xlimxrre 46840 xlimmnf 46850 xlimpnf 46851 xlimmnfmpt 46852 xlimpnfmpt 46853 dfxlim2 46857 cncfshift 46883 cncfperiod 46888 ioodvbdlimc1lem1 46940 ioodvbdlimc1lem2 46941 ioodvbdlimc2lem 46943 fourierdlem68 47183 fourierdlem87 47202 fourierdlem103 47218 fourierdlem104 47219 etransclem48 47291 |
| Copyright terms: Public domain | W3C validator |