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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 7441 | 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 7369 |
| 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 2708 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-ex 1782 df-sb 2069 df-clab 2715 df-cleq 2728 df-clel 2811 df-oprab 7371 df-mpo 7372 |
| This theorem is referenced by: mpoeq123i 7443 mptmpoopabbrd 8033 el2mpocsbcl 8035 bropopvvv 8040 bropfvvvv 8042 prdsval 17418 imasval 17475 imasvscaval 17502 homffval 17656 homfeq 17660 comfffval 17664 comffval 17665 comfffval2 17667 comffval2 17668 comfeq 17672 oppcval 17679 monfval 17699 sectffval 17717 invffval 17725 isofn 17742 cofuval 17849 natfval 17916 fucval 17928 fucco 17932 coafval 18031 setcval 18044 setcco 18050 catcval 18067 catcco 18072 estrcval 18090 estrcco 18096 xpcval 18143 1stfval 18157 2ndfval 18160 prfval 18165 evlfval 18183 evlf2 18184 curfval 18189 hofval 18218 hof2fval 18221 plusffval 18614 efmnd 18838 grpsubfval 18959 grpsubfvalALT 18960 grpsubpropd 19021 mulgfval 19045 mulgfvalALT 19046 mulgpropd 19092 lsmfval 19613 pj1fval 19669 efgtf 19697 prdsmgp 20132 dvrfval 20382 funcrngcsetcALT 20618 scaffval 20875 ipffval 21628 phssip 21638 frlmip 21758 psrval 21895 mamufval 22357 mvmulfval 22507 marrepfval 22525 marepvfval 22530 submafval 22544 submaval 22546 madufval 22602 minmar1fval 22611 mat2pmatfval 22688 cpm2mfval 22714 decpmatval0 22729 decpmatval 22730 pmatcollpw3lem 22748 xkoval 23552 xkopt 23620 xpstopnlem1 23774 submtmd 24069 blfvalps 24348 ishtpy 24939 isphtpy 24948 pcofval 24977 rrxip 25357 q1pval 26120 r1pval 26123 taylfval 26324 istrkgl 28526 midf 28844 ismidb 28846 ttgval 28943 wwlksnon 29919 wspthsnon 29920 clwwlknonmpo 30159 grpodivfval 30605 dipfval 30773 rlocval 33320 idlsrgval 33563 splyval 33703 submatres 33950 lmatval 33957 lmatcl 33960 qqhval 34116 sxval 34334 sitmval 34493 cndprobval 34577 mclsval 35745 csbfinxpg 37704 rrnval 38148 ldualset 39571 paddfval 40243 tgrpfset 41190 tgrpset 41191 erngfset 41245 erngset 41246 erngfset-rN 41253 erngset-rN 41254 dvafset 41450 dvaset 41451 dvhfset 41526 dvhset 41527 djaffvalN 41579 djafvalN 41580 djhffval 41842 djhfval 41843 hlhilset 42380 eldiophb 43189 mendval 43607 mnringvald 44640 mnringmulrd 44650 hoidmvval 47005 ovnhoi 47031 hspval 47037 hspmbllem2 47055 hoimbl 47059 rngcvalALTV 48741 rngccoALTV 48747 ringcvalALTV 48765 ringccoALTV 48781 lincop 48884 lines 49207 rrxlines 49209 spheres 49222 invfn 49505 infsubc2 49536 imaidfu2 49586 upfval 49651 dfswapf2 49736 swapfval 49737 1stfpropd 49765 2ndfpropd 49766 fucofvalg 49793 fuco21 49811 precofval3 49846 prcofvalg 49851 setc1ocofval 49969 lanfval 50088 ranfval 50089 |
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