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Mathbox for Norm Megill |
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Mirrors > Home > MPE Home > Th. List > Mathboxes > lfl0sc | Structured version Visualization version GIF version |
Description: The (right vector space) scalar product of a functional with zero is the zero functional. Note that the first occurrence of (𝑉 × { 0 }) represents the zero scalar, and the second is the zero functional. (Contributed by NM, 7-Oct-2014.) |
Ref | Expression |
---|---|
lfl0sc.v | ⊢ 𝑉 = (Base‘𝑊) |
lfl0sc.d | ⊢ 𝐷 = (Scalar‘𝑊) |
lfl0sc.f | ⊢ 𝐹 = (LFnl‘𝑊) |
lfl0sc.k | ⊢ 𝐾 = (Base‘𝐷) |
lfl0sc.t | ⊢ · = (.r‘𝐷) |
lfl0sc.o | ⊢ 0 = (0g‘𝐷) |
lfl0sc.w | ⊢ (𝜑 → 𝑊 ∈ LMod) |
lfl0sc.g | ⊢ (𝜑 → 𝐺 ∈ 𝐹) |
Ref | Expression |
---|---|
lfl0sc | ⊢ (𝜑 → (𝐺 ∘f · (𝑉 × { 0 })) = (𝑉 × { 0 })) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | lfl0sc.v | . . . 4 ⊢ 𝑉 = (Base‘𝑊) | |
2 | 1 | fvexi 6659 | . . 3 ⊢ 𝑉 ∈ V |
3 | 2 | a1i 11 | . 2 ⊢ (𝜑 → 𝑉 ∈ V) |
4 | lfl0sc.w | . . 3 ⊢ (𝜑 → 𝑊 ∈ LMod) | |
5 | lfl0sc.g | . . 3 ⊢ (𝜑 → 𝐺 ∈ 𝐹) | |
6 | lfl0sc.d | . . . 4 ⊢ 𝐷 = (Scalar‘𝑊) | |
7 | lfl0sc.k | . . . 4 ⊢ 𝐾 = (Base‘𝐷) | |
8 | lfl0sc.f | . . . 4 ⊢ 𝐹 = (LFnl‘𝑊) | |
9 | 6, 7, 1, 8 | lflf 36359 | . . 3 ⊢ ((𝑊 ∈ LMod ∧ 𝐺 ∈ 𝐹) → 𝐺:𝑉⟶𝐾) |
10 | 4, 5, 9 | syl2anc 587 | . 2 ⊢ (𝜑 → 𝐺:𝑉⟶𝐾) |
11 | 6 | lmodring 19635 | . . . 4 ⊢ (𝑊 ∈ LMod → 𝐷 ∈ Ring) |
12 | 4, 11 | syl 17 | . . 3 ⊢ (𝜑 → 𝐷 ∈ Ring) |
13 | lfl0sc.o | . . . 4 ⊢ 0 = (0g‘𝐷) | |
14 | 7, 13 | ring0cl 19315 | . . 3 ⊢ (𝐷 ∈ Ring → 0 ∈ 𝐾) |
15 | 12, 14 | syl 17 | . 2 ⊢ (𝜑 → 0 ∈ 𝐾) |
16 | lfl0sc.t | . . . 4 ⊢ · = (.r‘𝐷) | |
17 | 7, 16, 13 | ringrz 19334 | . . 3 ⊢ ((𝐷 ∈ Ring ∧ 𝑘 ∈ 𝐾) → (𝑘 · 0 ) = 0 ) |
18 | 12, 17 | sylan 583 | . 2 ⊢ ((𝜑 ∧ 𝑘 ∈ 𝐾) → (𝑘 · 0 ) = 0 ) |
19 | 3, 10, 15, 15, 18 | caofid1 7419 | 1 ⊢ (𝜑 → (𝐺 ∘f · (𝑉 × { 0 })) = (𝑉 × { 0 })) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 = wceq 1538 ∈ wcel 2111 Vcvv 3441 {csn 4525 × cxp 5517 ⟶wf 6320 ‘cfv 6324 (class class class)co 7135 ∘f cof 7387 Basecbs 16475 .rcmulr 16558 Scalarcsca 16560 0gc0g 16705 Ringcrg 19290 LModclmod 19627 LFnlclfn 36353 |
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 1911 ax-6 1970 ax-7 2015 ax-8 2113 ax-9 2121 ax-10 2142 ax-11 2158 ax-12 2175 ax-ext 2770 ax-rep 5154 ax-sep 5167 ax-nul 5174 ax-pow 5231 ax-pr 5295 ax-un 7441 ax-cnex 10582 ax-resscn 10583 ax-1cn 10584 ax-icn 10585 ax-addcl 10586 ax-addrcl 10587 ax-mulcl 10588 ax-mulrcl 10589 ax-mulcom 10590 ax-addass 10591 ax-mulass 10592 ax-distr 10593 ax-i2m1 10594 ax-1ne0 10595 ax-1rid 10596 ax-rnegex 10597 ax-rrecex 10598 ax-cnre 10599 ax-pre-lttri 10600 ax-pre-lttrn 10601 ax-pre-ltadd 10602 ax-pre-mulgt0 10603 |
This theorem depends on definitions: df-bi 210 df-an 400 df-or 845 df-3or 1085 df-3an 1086 df-tru 1541 df-ex 1782 df-nf 1786 df-sb 2070 df-mo 2598 df-eu 2629 df-clab 2777 df-cleq 2791 df-clel 2870 df-nfc 2938 df-ne 2988 df-nel 3092 df-ral 3111 df-rex 3112 df-reu 3113 df-rmo 3114 df-rab 3115 df-v 3443 df-sbc 3721 df-csb 3829 df-dif 3884 df-un 3886 df-in 3888 df-ss 3898 df-pss 3900 df-nul 4244 df-if 4426 df-pw 4499 df-sn 4526 df-pr 4528 df-tp 4530 df-op 4532 df-uni 4801 df-iun 4883 df-br 5031 df-opab 5093 df-mpt 5111 df-tr 5137 df-id 5425 df-eprel 5430 df-po 5438 df-so 5439 df-fr 5478 df-we 5480 df-xp 5525 df-rel 5526 df-cnv 5527 df-co 5528 df-dm 5529 df-rn 5530 df-res 5531 df-ima 5532 df-pred 6116 df-ord 6162 df-on 6163 df-lim 6164 df-suc 6165 df-iota 6283 df-fun 6326 df-fn 6327 df-f 6328 df-f1 6329 df-fo 6330 df-f1o 6331 df-fv 6332 df-riota 7093 df-ov 7138 df-oprab 7139 df-mpo 7140 df-of 7389 df-om 7561 df-wrecs 7930 df-recs 7991 df-rdg 8029 df-er 8272 df-map 8391 df-en 8493 df-dom 8494 df-sdom 8495 df-pnf 10666 df-mnf 10667 df-xr 10668 df-ltxr 10669 df-le 10670 df-sub 10861 df-neg 10862 df-nn 11626 df-2 11688 df-ndx 16478 df-slot 16479 df-base 16481 df-sets 16482 df-plusg 16570 df-0g 16707 df-mgm 17844 df-sgrp 17893 df-mnd 17904 df-grp 18098 df-mgp 19233 df-ring 19292 df-lmod 19629 df-lfl 36354 |
This theorem is referenced by: lkrscss 36394 lfl1dim 36417 lfl1dim2N 36418 |
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