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| Mirrors > Home > MPE Home > Th. List > mpoeq123dv | Structured version Visualization version GIF version | ||
| Description: An equality deduction for the maps-to notation. (Contributed by NM, 12-Sep-2011.) |
| Ref | Expression |
|---|---|
| mpoeq123dv.1 | ⊢ (𝜑 → 𝐴 = 𝐷) |
| mpoeq123dv.2 | ⊢ (𝜑 → 𝐵 = 𝐸) |
| mpoeq123dv.3 | ⊢ (𝜑 → 𝐶 = 𝐹) |
| Ref | Expression |
|---|---|
| mpoeq123dv | ⊢ (𝜑 → (𝑥 ∈ 𝐴, 𝑦 ∈ 𝐵 ↦ 𝐶) = (𝑥 ∈ 𝐷, 𝑦 ∈ 𝐸 ↦ 𝐹)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | mpoeq123dv.1 | . 2 ⊢ (𝜑 → 𝐴 = 𝐷) | |
| 2 | mpoeq123dv.2 | . . 3 ⊢ (𝜑 → 𝐵 = 𝐸) | |
| 3 | 2 | adantr 485 | . 2 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝐴) → 𝐵 = 𝐸) |
| 4 | mpoeq123dv.3 | . . 3 ⊢ (𝜑 → 𝐶 = 𝐹) | |
| 5 | 4 | adantr 485 | . 2 ⊢ ((𝜑 ∧ (𝑥 ∈ 𝐴 ∧ 𝑦 ∈ 𝐵)) → 𝐶 = 𝐹) |
| 6 | 1, 3, 5 | mpoeq123dva 7485 | 1 ⊢ (𝜑 → (𝑥 ∈ 𝐴, 𝑦 ∈ 𝐵 ↦ 𝐶) = (𝑥 ∈ 𝐷, 𝑦 ∈ 𝐸 ↦ 𝐹)) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∧ wa 400 = wceq 1567 ∈ wcel 2149 ∈ cmpo 7413 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1822 ax-4 1836 ax-5 1937 ax-6 1994 ax-7 2035 ax-8 2151 ax-9 2159 ax-ext 2741 |
| This theorem depends on definitions: df-bi 210 df-an 401 df-ex 1807 df-sb 2098 df-clab 2748 df-cleq 2761 df-clel 2844 df-oprab 7415 df-mpo 7416 |
| This theorem is referenced by: mpoeq123i 7487 mptmpoopabbrd 8077 el2mpocsbcl 8079 bropopvvv 8084 bropfvvvv 8086 prdsval 17507 imasval 17564 imasvscaval 17591 homffval 17745 homfeq 17749 comfffval 17753 comffval 17754 comfffval2 17756 comffval2 17757 comfeq 17761 oppcval 17768 monfval 17788 sectffval 17806 invffval 17814 isofn 17831 cofuval 17938 natfval 18005 fucval 18017 fucco 18021 coafval 18120 setcval 18133 setcco 18139 catcval 18156 catcco 18161 estrcval 18179 estrcco 18185 xpcval 18232 1stfval 18246 2ndfval 18249 prfval 18254 evlfval 18272 evlf2 18273 curfval 18278 hofval 18307 hof2fval 18310 plusffval 18703 efmnd 18928 grpsubfval 19049 grpsubfvalALT 19050 grpsubpropd 19110 mulgfval 19134 mulgfvalALT 19135 mulgpropd 19181 lsmfval 19707 pj1fval 19763 efgtf 19791 prdsmgp 20226 dvrfval 20483 funcrngcsetcALT 20725 scaffval 20978 ipffval 21766 phssip 21776 frlmip 21896 psrval 22033 mamufval 22517 mvmulfval 22667 marrepfval 22685 marepvfval 22690 submafval 22704 submaval 22706 madufval 22762 minmar1fval 22771 mat2pmatfval 22848 cpm2mfval 22874 decpmatval0 22889 decpmatval 22890 pmatcollpw3lem 22908 xkoval 23712 xkopt 23780 xpstopnlem1 23934 submtmd 24229 blfvalps 24508 ishtpy 25099 isphtpy 25108 pcofval 25137 rrxip 25517 q1pval 26280 r1pval 26283 taylfval 26487 istrkgl 28692 tgplnfn 29014 plngval 29016 isplng 29017 midf 29042 ismidb 29044 ttgval 29164 wwlksnon 30140 wspthsnon 30141 clwwlknonmpo 30380 grpodivfval 30826 dipfval 30994 rlocval 33519 idlsrgval 33737 splyval 33893 submatres 34140 lmatval 34147 lmatcl 34150 qqhval 34306 sxval 34524 sitmval 34683 cndprobval 34767 mclsval 35953 csbfinxpg 37921 rrnval 38365 ldualset 39788 paddfval 40460 tgrpfset 41407 tgrpset 41408 erngfset 41462 erngset 41463 erngfset-rN 41470 erngset-rN 41471 dvafset 41667 dvaset 41668 dvhfset 41743 dvhset 41744 djaffvalN 41796 djafvalN 41797 djhffval 42059 djhfval 42060 hlhilset 42597 eldiophb 43379 mendval 43797 mnringvald 44828 mnringmulrd 44838 hoidmvval 47182 ovnhoi 47208 hspval 47214 hspmbllem2 47232 hoimbl 47236 rngcvalALTV 48918 rngccoALTV 48924 ringcvalALTV 48942 ringccoALTV 48958 lincop 49072 lines 49395 rrxlines 49397 spheres 49410 invfn 49692 infsubc2 49723 imaidfu2 49773 upfval 49838 dfswapf2 49923 swapfval 49924 1stfpropd 49952 2ndfpropd 49953 fucofvalg 49980 fuco21 49998 precofval3 50033 prcofvalg 50038 setc1ocofval 50156 lanfval 50275 ranfval 50276 |
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