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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 481 | . 2 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝐴) → 𝐵 = 𝐸) |
| 4 | mpoeq123dv.3 | . . 3 ⊢ (𝜑 → 𝐶 = 𝐹) | |
| 5 | 4 | adantr 481 | . 2 ⊢ ((𝜑 ∧ (𝑥 ∈ 𝐴 ∧ 𝑦 ∈ 𝐵)) → 𝐶 = 𝐹) |
| 6 | 1, 3, 5 | mpoeq123dva 7430 | 1 ⊢ (𝜑 → (𝑥 ∈ 𝐴, 𝑦 ∈ 𝐵 ↦ 𝐶) = (𝑥 ∈ 𝐷, 𝑦 ∈ 𝐸 ↦ 𝐹)) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∧ wa 396 = wceq 1547 ∈ wcel 2119 ∈ cmpo 7358 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1802 ax-4 1816 ax-5 1917 ax-6 1974 ax-7 2015 ax-8 2121 ax-9 2129 ax-ext 2711 |
| This theorem depends on definitions: df-bi 208 df-an 397 df-ex 1787 df-sb 2074 df-clab 2718 df-cleq 2731 df-clel 2814 df-oprab 7360 df-mpo 7361 |
| This theorem is referenced by: mpoeq123i 7432 mptmpoopabbrd 8022 el2mpocsbcl 8024 bropopvvv 8029 bropfvvvv 8031 prdsval 17409 imasval 17466 imasvscaval 17493 homffval 17647 homfeq 17651 comfffval 17655 comffval 17656 comfffval2 17658 comffval2 17659 comfeq 17663 oppcval 17670 monfval 17690 sectffval 17708 invffval 17716 isofn 17733 cofuval 17840 natfval 17907 fucval 17919 fucco 17923 coafval 18022 setcval 18035 setcco 18041 catcval 18058 catcco 18063 estrcval 18081 estrcco 18087 xpcval 18134 1stfval 18148 2ndfval 18151 prfval 18156 evlfval 18174 evlf2 18175 curfval 18180 hofval 18209 hof2fval 18212 plusffval 18605 efmnd 18829 grpsubfval 18950 grpsubfvalALT 18951 grpsubpropd 19012 mulgfval 19036 mulgfvalALT 19037 mulgpropd 19083 lsmfval 19604 pj1fval 19660 efgtf 19688 prdsmgp 20123 dvrfval 20373 funcrngcsetcALT 20613 scaffval 20870 ipffval 21623 phssip 21633 frlmip 21753 psrval 21890 mamufval 22375 mvmulfval 22525 marrepfval 22543 marepvfval 22548 submafval 22562 submaval 22564 madufval 22620 minmar1fval 22629 mat2pmatfval 22706 cpm2mfval 22732 decpmatval0 22747 decpmatval 22748 pmatcollpw3lem 22766 xkoval 23570 xkopt 23638 xpstopnlem1 23792 submtmd 24087 blfvalps 24366 ishtpy 24957 isphtpy 24966 pcofval 24995 rrxip 25375 q1pval 26138 r1pval 26141 taylfval 26342 istrkgl 28544 midf 28862 ismidb 28864 ttgval 28961 wwlksnon 29937 wspthsnon 29938 clwwlknonmpo 30177 grpodivfval 30623 dipfval 30791 rlocval 33340 idlsrgval 33586 splyval 33743 submatres 33990 lmatval 33997 lmatcl 34000 qqhval 34156 sxval 34374 sitmval 34533 cndprobval 34617 mclsval 35791 csbfinxpg 37750 rrnval 38194 ldualset 39617 paddfval 40289 tgrpfset 41236 tgrpset 41237 erngfset 41291 erngset 41292 erngfset-rN 41299 erngset-rN 41300 dvafset 41496 dvaset 41497 dvhfset 41572 dvhset 41573 djaffvalN 41625 djafvalN 41626 djhffval 41888 djhfval 41889 hlhilset 42426 eldiophb 43206 mendval 43624 mnringvald 44657 mnringmulrd 44667 hoidmvval 47020 ovnhoi 47046 hspval 47052 hspmbllem2 47070 hoimbl 47074 rngcvalALTV 48756 rngccoALTV 48762 ringcvalALTV 48780 ringccoALTV 48796 lincop 48899 lines 49222 rrxlines 49224 spheres 49237 invfn 49520 infsubc2 49551 imaidfu2 49601 upfval 49666 dfswapf2 49751 swapfval 49752 1stfpropd 49780 2ndfpropd 49781 fucofvalg 49808 fuco21 49826 precofval3 49861 prcofvalg 49866 setc1ocofval 49984 lanfval 50103 ranfval 50104 |
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