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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 484 | . 2 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝐴) → 𝐵 = 𝐸) |
| 4 | mpoeq123dv.3 | . . 3 ⊢ (𝜑 → 𝐶 = 𝐹) | |
| 5 | 4 | adantr 484 | . 2 ⊢ ((𝜑 ∧ (𝑥 ∈ 𝐴 ∧ 𝑦 ∈ 𝐵)) → 𝐶 = 𝐹) |
| 6 | 1, 3, 5 | mpoeq123dva 7465 | 1 ⊢ (𝜑 → (𝑥 ∈ 𝐴, 𝑦 ∈ 𝐵 ↦ 𝐶) = (𝑥 ∈ 𝐷, 𝑦 ∈ 𝐸 ↦ 𝐹)) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∧ wa 399 = wceq 1559 ∈ wcel 2141 ∈ cmpo 7393 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1814 ax-4 1828 ax-5 1929 ax-6 1986 ax-7 2027 ax-8 2143 ax-9 2151 ax-ext 2733 |
| This theorem depends on definitions: df-bi 209 df-an 400 df-ex 1799 df-sb 2090 df-clab 2740 df-cleq 2753 df-clel 2836 df-oprab 7395 df-mpo 7396 |
| This theorem is referenced by: mpoeq123i 7467 mptmpoopabbrd 8056 el2mpocsbcl 8058 bropopvvv 8063 bropfvvvv 8065 prdsval 17475 imasval 17532 imasvscaval 17559 homffval 17713 homfeq 17717 comfffval 17721 comffval 17722 comfffval2 17724 comffval2 17725 comfeq 17729 oppcval 17736 monfval 17756 sectffval 17774 invffval 17782 isofn 17799 cofuval 17906 natfval 17973 fucval 17985 fucco 17989 coafval 18088 setcval 18101 setcco 18107 catcval 18124 catcco 18129 estrcval 18147 estrcco 18153 xpcval 18200 1stfval 18214 2ndfval 18217 prfval 18222 evlfval 18240 evlf2 18241 curfval 18246 hofval 18275 hof2fval 18278 plusffval 18671 efmnd 18895 grpsubfval 19016 grpsubfvalALT 19017 grpsubpropd 19078 mulgfval 19102 mulgfvalALT 19103 mulgpropd 19149 lsmfval 19669 pj1fval 19725 efgtf 19753 prdsmgp 20188 dvrfval 20438 funcrngcsetcALT 20678 scaffval 20935 ipffval 21688 phssip 21698 frlmip 21818 psrval 21955 mamufval 22440 mvmulfval 22590 marrepfval 22608 marepvfval 22613 submafval 22627 submaval 22629 madufval 22685 minmar1fval 22694 mat2pmatfval 22771 cpm2mfval 22797 decpmatval0 22812 decpmatval 22813 pmatcollpw3lem 22831 xkoval 23635 xkopt 23703 xpstopnlem1 23857 submtmd 24152 blfvalps 24431 ishtpy 25022 isphtpy 25031 pcofval 25060 rrxip 25440 q1pval 26203 r1pval 26206 taylfval 26410 istrkgl 28615 midf 28933 ismidb 28935 ttgval 29032 wwlksnon 30008 wspthsnon 30009 clwwlknonmpo 30248 grpodivfval 30694 dipfval 30862 rlocval 33401 idlsrgval 33660 splyval 33817 submatres 34064 lmatval 34071 lmatcl 34074 qqhval 34230 sxval 34448 sitmval 34607 cndprobval 34691 mclsval 35874 csbfinxpg 37843 rrnval 38287 ldualset 39710 paddfval 40382 tgrpfset 41329 tgrpset 41330 erngfset 41384 erngset 41385 erngfset-rN 41392 erngset-rN 41393 dvafset 41589 dvaset 41590 dvhfset 41665 dvhset 41666 djaffvalN 41718 djafvalN 41719 djhffval 41981 djhfval 41982 hlhilset 42519 eldiophb 43299 mendval 43717 mnringvald 44750 mnringmulrd 44760 hoidmvval 47112 ovnhoi 47138 hspval 47144 hspmbllem2 47162 hoimbl 47166 rngcvalALTV 48848 rngccoALTV 48854 ringcvalALTV 48872 ringccoALTV 48888 lincop 48991 lines 49314 rrxlines 49316 spheres 49329 invfn 49612 infsubc2 49643 imaidfu2 49693 upfval 49758 dfswapf2 49843 swapfval 49844 1stfpropd 49872 2ndfpropd 49873 fucofvalg 49900 fuco21 49918 precofval3 49953 prcofvalg 49958 setc1ocofval 50076 lanfval 50195 ranfval 50196 |
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