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Mirrors > Home > MPE Home > Th. List > rgen2w | Structured version Visualization version GIF version |
Description: Generalization rule for restricted quantification. Note that 𝑥 and 𝑦 needn't be distinct. (Contributed by NM, 18-Jun-2014.) |
Ref | Expression |
---|---|
rgenw.1 | ⊢ 𝜑 |
Ref | Expression |
---|---|
rgen2w | ⊢ ∀𝑥 ∈ 𝐴 ∀𝑦 ∈ 𝐵 𝜑 |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | rgenw.1 | . . 3 ⊢ 𝜑 | |
2 | 1 | rgenw 3152 | . 2 ⊢ ∀𝑦 ∈ 𝐵 𝜑 |
3 | 2 | rgenw 3152 | 1 ⊢ ∀𝑥 ∈ 𝐴 ∀𝑦 ∈ 𝐵 𝜑 |
Colors of variables: wff setvar class |
Syntax hints: ∀wral 3140 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1796 |
This theorem depends on definitions: df-bi 209 df-ral 3145 |
This theorem is referenced by: porpss 7455 fnmpoi 7770 relmpoopab 7791 cantnfvalf 9130 ixxf 12751 fzf 12899 fzof 13038 rexfiuz 14709 sadcf 15804 prdsval 16730 prdsds 16739 homfeq 16966 comfeq 16978 wunnat 17228 eldmcoa 17327 catcfuccl 17371 relxpchom 17433 catcxpccl 17459 plusffval 17860 grpsubfval 18149 lsmass 18797 efgval2 18852 dmdprd 19122 dprdval 19127 scaffval 19654 ipffval 20794 eltx 22178 xkotf 22195 txcnp 22230 txcnmpt 22234 txrest 22241 txlm 22258 txflf 22616 dscmet 23184 xrtgioo 23416 ishtpy 23578 opnmblALT 24206 tglnfn 26335 wwlksonvtx 27635 wspthnonp 27639 clwwlknondisj 27892 hlimreui 29018 aciunf1lem 30409 ofoprabco 30411 dya2iocct 31540 icoreresf 34635 curfv 34874 ptrest 34893 poimirlem26 34920 rrnval 35107 atpsubN 36891 clsk3nimkb 40397 |
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