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| Mirrors > Home > MPE Home > Th. List > cbvralw | Structured version Visualization version GIF version | ||
| Description: Rule used to change bound variables, using implicit substitution. Version of cbvralfw 3277 with more disjoint variable conditions. (Contributed by NM, 31-Jul-2003.) Avoid ax-13 2376. (Revised by GG, 10-Jan-2024.) |
| Ref | Expression |
|---|---|
| cbvralw.1 | ⊢ Ⅎ𝑦𝜑 |
| cbvralw.2 | ⊢ Ⅎ𝑥𝜓 |
| cbvralw.3 | ⊢ (𝑥 = 𝑦 → (𝜑 ↔ 𝜓)) |
| Ref | Expression |
|---|---|
| cbvralw | ⊢ (∀𝑥 ∈ 𝐴 𝜑 ↔ ∀𝑦 ∈ 𝐴 𝜓) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | nfcv 2898 | . 2 ⊢ Ⅎ𝑥𝐴 | |
| 2 | nfcv 2898 | . 2 ⊢ Ⅎ𝑦𝐴 | |
| 3 | cbvralw.1 | . 2 ⊢ Ⅎ𝑦𝜑 | |
| 4 | cbvralw.2 | . 2 ⊢ Ⅎ𝑥𝜓 | |
| 5 | cbvralw.3 | . 2 ⊢ (𝑥 = 𝑦 → (𝜑 ↔ 𝜓)) | |
| 6 | 1, 2, 3, 4, 5 | cbvralfw 3277 | 1 ⊢ (∀𝑥 ∈ 𝐴 𝜑 ↔ ∀𝑦 ∈ 𝐴 𝜓) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ↔ wb 206 Ⅎwnf 1785 ∀wral 3051 |
| 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 1912 ax-6 1969 ax-7 2010 ax-8 2116 ax-11 2163 ax-12 2185 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-ex 1782 df-nf 1786 df-clel 2811 df-nfc 2885 df-ral 3052 |
| This theorem is referenced by: cbvralsvwOLD 3290 cbviin 4978 disjxun 5083 ralxpf 5801 eqfnfv2f 6987 ralrnmptw 7046 dff13f 7210 ofrfval2 7652 fmpox 8020 ovmptss 8043 cbvixp 8862 mptelixpg 8883 boxcutc 8889 xpf1o 9077 indexfi 9270 ixpiunwdom 9505 dfac8clem 9954 acni2 9968 ac6c4 10403 iundom2g 10462 uniimadomf 10467 rabssnn0fi 13948 rlim2 15458 ello1mpt 15483 o1compt 15549 fsum00 15761 iserodd 16806 pcmptdvds 16865 catpropd 17675 invfuc 17944 gsummptnn0fz 19961 gsummoncoe1 22273 gsumply1eq 22274 fiuncmp 23369 elptr2 23539 ptcld 23578 ptclsg 23580 ptcnplem 23586 cnmpt11 23628 cnmpt21 23636 ovoliunlem3 25471 ovoliun 25472 ovoliun2 25473 finiunmbl 25511 volfiniun 25514 iunmbl 25520 voliun 25521 mbfeqalem1 25608 mbfsup 25631 mbfinf 25632 mbflim 25635 itg2split 25716 itgeqa 25781 itgfsum 25794 itgabs 25802 itggt0 25811 limciun 25861 dvlipcn 25961 dvfsumlem4 25996 dvfsum2 26001 itgsubst 26016 coeeq2 26207 ulmss 26362 leibpi 26906 rlimcnp 26929 o1cxp 26938 lgamgulmlem6 26997 fsumdvdscom 27148 lgseisenlem2 27339 disjunsn 32664 bnj110 35000 bnj1529 35212 weiunpo 36647 weiunso 36648 weiunfr 36649 weiunse 36650 poimirlem23 37964 itgabsnc 38010 itggt0cn 38011 totbndbnd 38110 aks6d1c1p5 42551 aks6d1c1rh 42564 aks6d1c7 42623 unitscyglem3 42636 disjinfi 45622 fmptf 45668 caucvgbf 45917 climinff 46041 idlimc 46056 fnlimabslt 46107 limsupref 46113 limsupbnd1f 46114 climbddf 46115 climinf2 46135 limsupubuz 46141 climinfmpt 46143 limsupmnf 46149 limsupre2 46153 limsupmnfuz 46155 limsupre3 46161 limsupre3uz 46164 limsupreuz 46165 climuz 46172 lmbr3 46175 limsupgt 46206 liminfreuz 46231 liminflt 46233 xlimpnfxnegmnf 46242 xlimmnf 46269 xlimpnf 46270 dfxlim2 46276 cncfshift 46302 stoweidlem31 46459 iundjiun 46888 meaiunincf 46911 pimgtmnf2 47142 smfpimcc 47236 smfsup 47242 smfinflem 47245 smfinf 47246 cbvral2 47551 |
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