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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 7484 | 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 1570 ∈ wcel 2143 ∈ cmpo 7412 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1825 ax-4 1839 ax-5 1940 ax-6 1997 ax-7 2038 ax-8 2145 ax-9 2153 ax-ext 2735 |
| This theorem depends on definitions: df-bi 210 df-an 401 df-ex 1810 df-sb 2097 df-clab 2742 df-cleq 2755 df-clel 2838 df-oprab 7414 df-mpo 7415 |
| This theorem is referenced by: mpoeq123i 7486 mptmpoopabbrd 8074 el2mpocsbcl 8076 bropopvvv 8081 bropfvvvv 8083 prdsval 17503 imasval 17560 imasvscaval 17587 homffval 17741 homfeq 17745 comfffval 17749 comffval 17750 comfffval2 17752 comffval2 17753 comfeq 17757 oppcval 17764 monfval 17784 sectffval 17802 invffval 17810 isofn 17827 cofuval 17934 natfval 18001 fucval 18013 fucco 18017 coafval 18116 setcval 18129 setcco 18135 catcval 18152 catcco 18157 estrcval 18175 estrcco 18181 xpcval 18228 1stfval 18242 2ndfval 18245 prfval 18250 evlfval 18268 evlf2 18269 curfval 18274 hofval 18303 hof2fval 18306 plusffval 18699 efmnd 18924 grpsubfval 19045 grpsubfvalALT 19046 grpsubpropd 19106 mulgfval 19130 mulgfvalALT 19131 mulgpropd 19177 lsmfval 19703 pj1fval 19759 efgtf 19787 prdsmgp 20222 dvrfval 20480 funcrngcsetcALT 20740 scaffval 21001 ipffval 21798 phssip 21808 frlmip 21928 psrval 22065 mamufval 22549 mvmulfval 22699 marrepfval 22717 marepvfval 22722 submafval 22736 submaval 22738 madufval 22794 minmar1fval 22803 mat2pmatfval 22880 cpm2mfval 22906 decpmatval0 22921 decpmatval 22922 pmatcollpw3lem 22940 xkoval 23744 xkopt 23812 xpstopnlem1 23966 submtmd 24261 blfvalps 24540 ishtpy 25131 isphtpy 25140 pcofval 25169 rrxip 25549 q1pval 26312 r1pval 26315 taylfval 26522 istrkgl 28727 tgplnfn 29057 plngval 29059 isplng 29060 midf 29085 ismidb 29087 ttgval 29224 wwlksnon 30200 wspthsnon 30201 clwwlknonmpo 30440 grpodivfval 30886 dipfval 31054 rlocval 33579 idlsrgval 33793 splyval 33949 submatres 34196 lmatval 34203 lmatcl 34206 qqhval 34362 sxval 34580 sitmval 34739 cndprobval 34823 mclsval 36055 csbfinxpg 38034 rrnval 38478 ldualset 39899 paddfval 40571 tgrpfset 41518 tgrpset 41519 erngfset 41573 erngset 41574 erngfset-rN 41581 erngset-rN 41582 dvafset 41778 dvaset 41779 dvhfset 41854 dvhset 41855 djaffvalN 41907 djafvalN 41908 djhffval 42170 djhfval 42171 hlhilset 42708 eldiophb 43488 mendval 43906 mnringvald 44937 mnringmulrd 44947 hoidmvval 47291 ovnhoi 47317 hspval 47323 hspmbllem2 47341 hoimbl 47345 rngcvalALTV 49030 rngccoALTV 49036 ringcvalALTV 49054 ringccoALTV 49070 lincop 49188 lines 49511 rrxlines 49513 spheres 49526 invfn 49808 infsubc2 49839 imaidfu2 49889 upfval 49954 dfswapf2 50039 swapfval 50040 1stfpropd 50068 2ndfpropd 50069 fucofvalg 50096 fuco21 50114 precofval3 50149 prcofvalg 50154 setc1ocofval 50272 lanfval 50391 ranfval 50392 |
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