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| Mirrors > Home > ILE Home > Th. List > ralbidva | GIF version | ||
| Description: Formula-building rule for restricted universal quantifier (deduction form). (Contributed by NM, 4-Mar-1997.) |
| Ref | Expression |
|---|---|
| ralbidva.1 | ⊢ ((𝜑 ∧ 𝑥 ∈ 𝐴) → (𝜓 ↔ 𝜒)) |
| Ref | Expression |
|---|---|
| ralbidva | ⊢ (𝜑 → (∀𝑥 ∈ 𝐴 𝜓 ↔ ∀𝑥 ∈ 𝐴 𝜒)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | nfv 1577 | . 2 ⊢ Ⅎ𝑥𝜑 | |
| 2 | ralbidva.1 | . 2 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝐴) → (𝜓 ↔ 𝜒)) | |
| 3 | 1, 2 | ralbida 2538 | 1 ⊢ (𝜑 → (∀𝑥 ∈ 𝐴 𝜓 ↔ ∀𝑥 ∈ 𝐴 𝜒)) |
| Colors of variables: wff set class |
| Syntax hints: → wi 4 ∧ wa 104 ↔ wb 105 ∈ wcel 2205 ∀wral 2522 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 ax-ia3 108 ax-5 1496 ax-gen 1498 ax-4 1559 ax-17 1575 |
| This theorem depends on definitions: df-bi 117 df-nf 1510 df-ral 2527 |
| This theorem is referenced by: raleqbidva 2761 poinxp 4826 funimass4 5734 fnmptfvd 5789 funimass3 5801 funconstss 5803 cocan1 5968 cocan2 5969 isocnv2 5993 isores2 5994 isoini2 6000 ofrfval 6286 ofrfval2 6294 dfsmo2 6533 smores 6538 smores2 6540 ac6sfi 7170 supisolem 7314 ordiso2 7341 ismkvnex 7461 nninfwlporlemd 7478 caucvgsrlemcau 8126 suplocsrlempr 8140 axsuploc 8364 suprleubex 9250 dfinfre 9252 zextlt 9693 prime 9700 infregelbex 9953 fzshftral 10469 nninfinf 10834 fimaxq 11224 swrdspsleq 11389 pfxeq 11418 clim 11997 clim2 11999 clim2c 12000 clim0c 12002 climabs0 12023 climrecvg1n 12064 mertenslem2 12253 mertensabs 12254 dfgcd2 12741 sqrt2irr 12890 pc11 13060 pcz 13061 1arith 13096 ballotfilemodife 13190 infpn2 13297 grpidpropdg 13643 sgrppropd 13682 mndpropd 13707 grppropd 13778 issubg4m 13952 rngpropd 14200 ringpropd 14287 oppr1g 14332 opprdrng 14564 lsspropdg 14711 isridlrng 14762 isridl 14784 expghmap 14887 psrbagconf1o 14960 tgss2 15076 neipsm 15151 ssidcn 15207 lmbrf 15212 cnnei 15229 cnrest2 15233 lmss 15243 lmres 15245 ismet2 15351 elmopn2 15446 metss 15491 metrest 15503 metcnp 15509 metcnp2 15510 metcn 15511 txmetcnp 15515 divcnap 15562 elcncf2 15571 mulc1cncf 15586 cncfmet 15589 cdivcncfap 15601 limcdifap 15659 limcmpted 15660 cnlimc 15669 mpodvdsmulf1o 15990 2sqlem6 16125 upgriswlkdc 16487 clwwlknonex2lem2 16565 iswomni0 16978 cndcap 16986 |
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