| Mathbox for Norm Megill |
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| Mirrors > Home > MPE Home > Th. List > Mathboxes > ldualsca | Structured version Visualization version GIF version | ||
| Description: The ring of scalars of the dual of a vector space. (Contributed by NM, 18-Oct-2014.) |
| Ref | Expression |
|---|---|
| ldualsca.f | ⊢ 𝐹 = (Scalar‘𝑊) |
| ldualsca.o | ⊢ 𝑂 = (oppr‘𝐹) |
| ldualsca.d | ⊢ 𝐷 = (LDual‘𝑊) |
| ldualsca.r | ⊢ 𝑅 = (Scalar‘𝐷) |
| ldualsca.w | ⊢ (𝜑 → 𝑊 ∈ 𝑋) |
| Ref | Expression |
|---|---|
| ldualsca | ⊢ (𝜑 → 𝑅 = 𝑂) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | eqid 2736 | . . . 4 ⊢ (Base‘𝑊) = (Base‘𝑊) | |
| 2 | eqid 2736 | . . . 4 ⊢ (+g‘𝐹) = (+g‘𝐹) | |
| 3 | eqid 2736 | . . . 4 ⊢ ( ∘f (+g‘𝐹) ↾ ((LFnl‘𝑊) × (LFnl‘𝑊))) = ( ∘f (+g‘𝐹) ↾ ((LFnl‘𝑊) × (LFnl‘𝑊))) | |
| 4 | eqid 2736 | . . . 4 ⊢ (LFnl‘𝑊) = (LFnl‘𝑊) | |
| 5 | ldualsca.d | . . . 4 ⊢ 𝐷 = (LDual‘𝑊) | |
| 6 | ldualsca.f | . . . 4 ⊢ 𝐹 = (Scalar‘𝑊) | |
| 7 | eqid 2736 | . . . 4 ⊢ (Base‘𝐹) = (Base‘𝐹) | |
| 8 | eqid 2736 | . . . 4 ⊢ (.r‘𝐹) = (.r‘𝐹) | |
| 9 | ldualsca.o | . . . 4 ⊢ 𝑂 = (oppr‘𝐹) | |
| 10 | eqid 2736 | . . . 4 ⊢ (𝑘 ∈ (Base‘𝐹), 𝑓 ∈ (LFnl‘𝑊) ↦ (𝑓 ∘f (.r‘𝐹)((Base‘𝑊) × {𝑘}))) = (𝑘 ∈ (Base‘𝐹), 𝑓 ∈ (LFnl‘𝑊) ↦ (𝑓 ∘f (.r‘𝐹)((Base‘𝑊) × {𝑘}))) | |
| 11 | ldualsca.w | . . . 4 ⊢ (𝜑 → 𝑊 ∈ 𝑋) | |
| 12 | 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11 | ldualset 39407 | . . 3 ⊢ (𝜑 → 𝐷 = ({〈(Base‘ndx), (LFnl‘𝑊)〉, 〈(+g‘ndx), ( ∘f (+g‘𝐹) ↾ ((LFnl‘𝑊) × (LFnl‘𝑊)))〉, 〈(Scalar‘ndx), 𝑂〉} ∪ {〈( ·𝑠 ‘ndx), (𝑘 ∈ (Base‘𝐹), 𝑓 ∈ (LFnl‘𝑊) ↦ (𝑓 ∘f (.r‘𝐹)((Base‘𝑊) × {𝑘})))〉})) |
| 13 | 12 | fveq2d 6838 | . 2 ⊢ (𝜑 → (Scalar‘𝐷) = (Scalar‘({〈(Base‘ndx), (LFnl‘𝑊)〉, 〈(+g‘ndx), ( ∘f (+g‘𝐹) ↾ ((LFnl‘𝑊) × (LFnl‘𝑊)))〉, 〈(Scalar‘ndx), 𝑂〉} ∪ {〈( ·𝑠 ‘ndx), (𝑘 ∈ (Base‘𝐹), 𝑓 ∈ (LFnl‘𝑊) ↦ (𝑓 ∘f (.r‘𝐹)((Base‘𝑊) × {𝑘})))〉}))) |
| 14 | ldualsca.r | . 2 ⊢ 𝑅 = (Scalar‘𝐷) | |
| 15 | 9 | fvexi 6848 | . . 3 ⊢ 𝑂 ∈ V |
| 16 | eqid 2736 | . . . 4 ⊢ ({〈(Base‘ndx), (LFnl‘𝑊)〉, 〈(+g‘ndx), ( ∘f (+g‘𝐹) ↾ ((LFnl‘𝑊) × (LFnl‘𝑊)))〉, 〈(Scalar‘ndx), 𝑂〉} ∪ {〈( ·𝑠 ‘ndx), (𝑘 ∈ (Base‘𝐹), 𝑓 ∈ (LFnl‘𝑊) ↦ (𝑓 ∘f (.r‘𝐹)((Base‘𝑊) × {𝑘})))〉}) = ({〈(Base‘ndx), (LFnl‘𝑊)〉, 〈(+g‘ndx), ( ∘f (+g‘𝐹) ↾ ((LFnl‘𝑊) × (LFnl‘𝑊)))〉, 〈(Scalar‘ndx), 𝑂〉} ∪ {〈( ·𝑠 ‘ndx), (𝑘 ∈ (Base‘𝐹), 𝑓 ∈ (LFnl‘𝑊) ↦ (𝑓 ∘f (.r‘𝐹)((Base‘𝑊) × {𝑘})))〉}) | |
| 17 | 16 | lmodsca 17250 | . . 3 ⊢ (𝑂 ∈ V → 𝑂 = (Scalar‘({〈(Base‘ndx), (LFnl‘𝑊)〉, 〈(+g‘ndx), ( ∘f (+g‘𝐹) ↾ ((LFnl‘𝑊) × (LFnl‘𝑊)))〉, 〈(Scalar‘ndx), 𝑂〉} ∪ {〈( ·𝑠 ‘ndx), (𝑘 ∈ (Base‘𝐹), 𝑓 ∈ (LFnl‘𝑊) ↦ (𝑓 ∘f (.r‘𝐹)((Base‘𝑊) × {𝑘})))〉}))) |
| 18 | 15, 17 | ax-mp 5 | . 2 ⊢ 𝑂 = (Scalar‘({〈(Base‘ndx), (LFnl‘𝑊)〉, 〈(+g‘ndx), ( ∘f (+g‘𝐹) ↾ ((LFnl‘𝑊) × (LFnl‘𝑊)))〉, 〈(Scalar‘ndx), 𝑂〉} ∪ {〈( ·𝑠 ‘ndx), (𝑘 ∈ (Base‘𝐹), 𝑓 ∈ (LFnl‘𝑊) ↦ (𝑓 ∘f (.r‘𝐹)((Base‘𝑊) × {𝑘})))〉})) |
| 19 | 13, 14, 18 | 3eqtr4g 2796 | 1 ⊢ (𝜑 → 𝑅 = 𝑂) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 = wceq 1541 ∈ wcel 2113 Vcvv 3440 ∪ cun 3899 {csn 4580 {ctp 4584 〈cop 4586 × cxp 5622 ↾ cres 5626 ‘cfv 6492 (class class class)co 7358 ∈ cmpo 7360 ∘f cof 7620 ndxcnx 17122 Basecbs 17138 +gcplusg 17179 .rcmulr 17180 Scalarcsca 17182 ·𝑠 cvsca 17183 opprcoppr 20274 LFnlclfn 39339 LDualcld 39405 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1796 ax-4 1810 ax-5 1911 ax-6 1968 ax-7 2009 ax-8 2115 ax-9 2123 ax-10 2146 ax-11 2162 ax-12 2184 ax-ext 2708 ax-sep 5241 ax-nul 5251 ax-pow 5310 ax-pr 5377 ax-un 7680 ax-cnex 11084 ax-resscn 11085 ax-1cn 11086 ax-icn 11087 ax-addcl 11088 ax-addrcl 11089 ax-mulcl 11090 ax-mulrcl 11091 ax-mulcom 11092 ax-addass 11093 ax-mulass 11094 ax-distr 11095 ax-i2m1 11096 ax-1ne0 11097 ax-1rid 11098 ax-rnegex 11099 ax-rrecex 11100 ax-cnre 11101 ax-pre-lttri 11102 ax-pre-lttrn 11103 ax-pre-ltadd 11104 ax-pre-mulgt0 11105 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 848 df-3or 1087 df-3an 1088 df-tru 1544 df-fal 1554 df-ex 1781 df-nf 1785 df-sb 2068 df-mo 2539 df-eu 2569 df-clab 2715 df-cleq 2728 df-clel 2811 df-nfc 2885 df-ne 2933 df-nel 3037 df-ral 3052 df-rex 3061 df-reu 3351 df-rab 3400 df-v 3442 df-sbc 3741 df-csb 3850 df-dif 3904 df-un 3906 df-in 3908 df-ss 3918 df-pss 3921 df-nul 4286 df-if 4480 df-pw 4556 df-sn 4581 df-pr 4583 df-tp 4585 df-op 4587 df-uni 4864 df-iun 4948 df-br 5099 df-opab 5161 df-mpt 5180 df-tr 5206 df-id 5519 df-eprel 5524 df-po 5532 df-so 5533 df-fr 5577 df-we 5579 df-xp 5630 df-rel 5631 df-cnv 5632 df-co 5633 df-dm 5634 df-rn 5635 df-res 5636 df-ima 5637 df-pred 6259 df-ord 6320 df-on 6321 df-lim 6322 df-suc 6323 df-iota 6448 df-fun 6494 df-fn 6495 df-f 6496 df-f1 6497 df-fo 6498 df-f1o 6499 df-fv 6500 df-riota 7315 df-ov 7361 df-oprab 7362 df-mpo 7363 df-of 7622 df-om 7809 df-1st 7933 df-2nd 7934 df-frecs 8223 df-wrecs 8254 df-recs 8303 df-rdg 8341 df-1o 8397 df-er 8635 df-en 8886 df-dom 8887 df-sdom 8888 df-fin 8889 df-pnf 11170 df-mnf 11171 df-xr 11172 df-ltxr 11173 df-le 11174 df-sub 11368 df-neg 11369 df-nn 12148 df-2 12210 df-3 12211 df-4 12212 df-5 12213 df-6 12214 df-n0 12404 df-z 12491 df-uz 12754 df-fz 13426 df-struct 17076 df-slot 17111 df-ndx 17123 df-base 17139 df-plusg 17192 df-sca 17195 df-vsca 17196 df-ldual 39406 |
| This theorem is referenced by: ldualsbase 39415 ldualsaddN 39416 ldualsmul 39417 ldual0 39429 ldual1 39430 ldualneg 39431 lduallmodlem 39434 lduallvec 39436 ldualvsub 39437 lcdsca 41881 |
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