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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 480 | . 2 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝐴) → 𝐵 = 𝐸) |
| 4 | mpoeq123dv.3 | . . 3 ⊢ (𝜑 → 𝐶 = 𝐹) | |
| 5 | 4 | adantr 480 | . 2 ⊢ ((𝜑 ∧ (𝑥 ∈ 𝐴 ∧ 𝑦 ∈ 𝐵)) → 𝐶 = 𝐹) |
| 6 | 1, 3, 5 | mpoeq123dva 7434 | 1 ⊢ (𝜑 → (𝑥 ∈ 𝐴, 𝑦 ∈ 𝐵 ↦ 𝐶) = (𝑥 ∈ 𝐷, 𝑦 ∈ 𝐸 ↦ 𝐹)) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∧ wa 395 = wceq 1542 ∈ wcel 2114 ∈ cmpo 7362 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1797 ax-4 1811 ax-5 1912 ax-6 1969 ax-7 2010 ax-8 2116 ax-9 2124 ax-ext 2709 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-ex 1782 df-sb 2069 df-clab 2716 df-cleq 2729 df-clel 2812 df-oprab 7364 df-mpo 7365 |
| This theorem is referenced by: mpoeq123i 7436 mptmpoopabbrd 8026 el2mpocsbcl 8028 bropopvvv 8033 bropfvvvv 8035 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 20609 scaffval 20866 ipffval 21638 phssip 21648 frlmip 21768 psrval 21905 mamufval 22367 mvmulfval 22517 marrepfval 22535 marepvfval 22540 submafval 22554 submaval 22556 madufval 22612 minmar1fval 22621 mat2pmatfval 22698 cpm2mfval 22724 decpmatval0 22739 decpmatval 22740 pmatcollpw3lem 22758 xkoval 23562 xkopt 23630 xpstopnlem1 23784 submtmd 24079 blfvalps 24358 ishtpy 24949 isphtpy 24958 pcofval 24987 rrxip 25367 q1pval 26130 r1pval 26133 taylfval 26335 istrkgl 28540 midf 28858 ismidb 28860 ttgval 28957 wwlksnon 29934 wspthsnon 29935 clwwlknonmpo 30174 grpodivfval 30620 dipfval 30788 rlocval 33335 idlsrgval 33578 splyval 33718 submatres 33966 lmatval 33973 lmatcl 33976 qqhval 34132 sxval 34350 sitmval 34509 cndprobval 34593 mclsval 35761 csbfinxpg 37718 rrnval 38162 ldualset 39585 paddfval 40257 tgrpfset 41204 tgrpset 41205 erngfset 41259 erngset 41260 erngfset-rN 41267 erngset-rN 41268 dvafset 41464 dvaset 41465 dvhfset 41540 dvhset 41541 djaffvalN 41593 djafvalN 41594 djhffval 41856 djhfval 41857 hlhilset 42394 eldiophb 43203 mendval 43625 mnringvald 44658 mnringmulrd 44668 hoidmvval 47023 ovnhoi 47049 hspval 47055 hspmbllem2 47073 hoimbl 47077 rngcvalALTV 48753 rngccoALTV 48759 ringcvalALTV 48777 ringccoALTV 48793 lincop 48896 lines 49219 rrxlines 49221 spheres 49234 invfn 49517 infsubc2 49548 imaidfu2 49598 upfval 49663 dfswapf2 49748 swapfval 49749 1stfpropd 49777 2ndfpropd 49778 fucofvalg 49805 fuco21 49823 precofval3 49858 prcofvalg 49863 setc1ocofval 49981 lanfval 50100 ranfval 50101 |
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