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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 7442 | 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 7370 |
| 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 7372 df-mpo 7373 |
| This theorem is referenced by: mpoeq123i 7444 mptmpoopabbrd 8034 mptmpoopabbrdOLD 8035 el2mpocsbcl 8037 bropopvvv 8042 bropfvvvv 8044 prdsval 17387 imasval 17444 imasvscaval 17471 homffval 17625 homfeq 17629 comfffval 17633 comffval 17634 comfffval2 17636 comffval2 17637 comfeq 17641 oppcval 17648 monfval 17668 sectffval 17686 invffval 17694 isofn 17711 cofuval 17818 natfval 17885 fucval 17897 fucco 17901 coafval 18000 setcval 18013 setcco 18019 catcval 18036 catcco 18041 estrcval 18059 estrcco 18065 xpcval 18112 1stfval 18126 2ndfval 18129 prfval 18134 evlfval 18152 evlf2 18153 curfval 18158 hofval 18187 hof2fval 18190 plusffval 18583 efmnd 18807 grpsubfval 18925 grpsubfvalALT 18926 grpsubpropd 18987 mulgfval 19011 mulgfvalALT 19012 mulgpropd 19058 lsmfval 19579 pj1fval 19635 efgtf 19663 prdsmgp 20098 dvrfval 20350 funcrngcsetcALT 20586 scaffval 20843 ipffval 21615 phssip 21625 frlmip 21745 psrval 21883 mamufval 22348 mvmulfval 22498 marrepfval 22516 marepvfval 22521 submafval 22535 submaval 22537 madufval 22593 minmar1fval 22602 mat2pmatfval 22679 cpm2mfval 22705 decpmatval0 22720 decpmatval 22721 pmatcollpw3lem 22739 xkoval 23543 xkopt 23611 xpstopnlem1 23765 submtmd 24060 blfvalps 24339 ishtpy 24939 isphtpy 24948 pcofval 24978 rrxip 25358 q1pval 26128 r1pval 26131 taylfval 26334 istrkgl 28542 midf 28860 ismidb 28862 ttgval 28959 wwlksnon 29936 wspthsnon 29937 clwwlknonmpo 30176 grpodivfval 30622 dipfval 30790 rlocval 33353 idlsrgval 33596 splyval 33736 submatres 33984 lmatval 33991 lmatcl 33994 qqhval 34150 sxval 34368 sitmval 34527 cndprobval 34611 mclsval 35779 csbfinxpg 37643 rrnval 38078 ldualset 39501 paddfval 40173 tgrpfset 41120 tgrpset 41121 erngfset 41175 erngset 41176 erngfset-rN 41183 erngset-rN 41184 dvafset 41380 dvaset 41381 dvhfset 41456 dvhset 41457 djaffvalN 41509 djafvalN 41510 djhffval 41772 djhfval 41773 hlhilset 42310 eldiophb 43114 mendval 43536 mnringvald 44569 mnringmulrd 44579 hoidmvval 46935 ovnhoi 46961 hspval 46967 hspmbllem2 46985 hoimbl 46989 rngcvalALTV 48625 rngccoALTV 48631 ringcvalALTV 48649 ringccoALTV 48665 lincop 48768 lines 49091 rrxlines 49093 spheres 49106 invfn 49389 infsubc2 49420 imaidfu2 49470 upfval 49535 dfswapf2 49620 swapfval 49621 1stfpropd 49649 2ndfpropd 49650 fucofvalg 49677 fuco21 49695 precofval3 49730 prcofvalg 49735 setc1ocofval 49853 lanfval 49972 ranfval 49973 |
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