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| Mirrors > Home > MPE Home > Th. List > frlmvscaval | Structured version Visualization version GIF version | ||
| Description: Coordinates of a scalar multiple with respect to a basis in a free module. (Contributed by Stefan O'Rear, 3-Feb-2015.) |
| Ref | Expression |
|---|---|
| frlmvscaval.y | ⊢ 𝑌 = (𝑅 freeLMod 𝐼) |
| frlmvscaval.b | ⊢ 𝐵 = (Base‘𝑌) |
| frlmvscaval.k | ⊢ 𝐾 = (Base‘𝑅) |
| frlmvscaval.i | ⊢ (𝜑 → 𝐼 ∈ 𝑊) |
| frlmvscaval.a | ⊢ (𝜑 → 𝐴 ∈ 𝐾) |
| frlmvscaval.x | ⊢ (𝜑 → 𝑋 ∈ 𝐵) |
| frlmvscaval.j | ⊢ (𝜑 → 𝐽 ∈ 𝐼) |
| frlmvscaval.v | ⊢ ∙ = ( ·𝑠 ‘𝑌) |
| frlmvscaval.t | ⊢ · = (.r‘𝑅) |
| Ref | Expression |
|---|---|
| frlmvscaval | ⊢ (𝜑 → ((𝐴 ∙ 𝑋)‘𝐽) = (𝐴 · (𝑋‘𝐽))) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | frlmvscaval.y | . . . 4 ⊢ 𝑌 = (𝑅 freeLMod 𝐼) | |
| 2 | frlmvscaval.b | . . . 4 ⊢ 𝐵 = (Base‘𝑌) | |
| 3 | frlmvscaval.k | . . . 4 ⊢ 𝐾 = (Base‘𝑅) | |
| 4 | frlmvscaval.i | . . . 4 ⊢ (𝜑 → 𝐼 ∈ 𝑊) | |
| 5 | frlmvscaval.a | . . . 4 ⊢ (𝜑 → 𝐴 ∈ 𝐾) | |
| 6 | frlmvscaval.x | . . . 4 ⊢ (𝜑 → 𝑋 ∈ 𝐵) | |
| 7 | frlmvscaval.v | . . . 4 ⊢ ∙ = ( ·𝑠 ‘𝑌) | |
| 8 | frlmvscaval.t | . . . 4 ⊢ · = (.r‘𝑅) | |
| 9 | 1, 2, 3, 4, 5, 6, 7, 8 | frlmvscafval 21703 | . . 3 ⊢ (𝜑 → (𝐴 ∙ 𝑋) = ((𝐼 × {𝐴}) ∘f · 𝑋)) |
| 10 | 9 | fveq1d 6824 | . 2 ⊢ (𝜑 → ((𝐴 ∙ 𝑋)‘𝐽) = (((𝐼 × {𝐴}) ∘f · 𝑋)‘𝐽)) |
| 11 | fnconstg 6711 | . . . 4 ⊢ (𝐴 ∈ 𝐾 → (𝐼 × {𝐴}) Fn 𝐼) | |
| 12 | 5, 11 | syl 17 | . . 3 ⊢ (𝜑 → (𝐼 × {𝐴}) Fn 𝐼) |
| 13 | 1, 3, 2 | frlmbasf 21697 | . . . . 5 ⊢ ((𝐼 ∈ 𝑊 ∧ 𝑋 ∈ 𝐵) → 𝑋:𝐼⟶𝐾) |
| 14 | 4, 6, 13 | syl2anc 584 | . . . 4 ⊢ (𝜑 → 𝑋:𝐼⟶𝐾) |
| 15 | 14 | ffnd 6652 | . . 3 ⊢ (𝜑 → 𝑋 Fn 𝐼) |
| 16 | frlmvscaval.j | . . 3 ⊢ (𝜑 → 𝐽 ∈ 𝐼) | |
| 17 | fnfvof 7627 | . . 3 ⊢ ((((𝐼 × {𝐴}) Fn 𝐼 ∧ 𝑋 Fn 𝐼) ∧ (𝐼 ∈ 𝑊 ∧ 𝐽 ∈ 𝐼)) → (((𝐼 × {𝐴}) ∘f · 𝑋)‘𝐽) = (((𝐼 × {𝐴})‘𝐽) · (𝑋‘𝐽))) | |
| 18 | 12, 15, 4, 16, 17 | syl22anc 838 | . 2 ⊢ (𝜑 → (((𝐼 × {𝐴}) ∘f · 𝑋)‘𝐽) = (((𝐼 × {𝐴})‘𝐽) · (𝑋‘𝐽))) |
| 19 | fvconst2g 7136 | . . . 4 ⊢ ((𝐴 ∈ 𝐾 ∧ 𝐽 ∈ 𝐼) → ((𝐼 × {𝐴})‘𝐽) = 𝐴) | |
| 20 | 5, 16, 19 | syl2anc 584 | . . 3 ⊢ (𝜑 → ((𝐼 × {𝐴})‘𝐽) = 𝐴) |
| 21 | 20 | oveq1d 7361 | . 2 ⊢ (𝜑 → (((𝐼 × {𝐴})‘𝐽) · (𝑋‘𝐽)) = (𝐴 · (𝑋‘𝐽))) |
| 22 | 10, 18, 21 | 3eqtrd 2770 | 1 ⊢ (𝜑 → ((𝐴 ∙ 𝑋)‘𝐽) = (𝐴 · (𝑋‘𝐽))) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 = wceq 1541 ∈ wcel 2111 {csn 4573 × cxp 5612 Fn wfn 6476 ⟶wf 6477 ‘cfv 6481 (class class class)co 7346 ∘f cof 7608 Basecbs 17120 .rcmulr 17162 ·𝑠 cvsca 17165 freeLMod cfrlm 21683 |
| 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 2113 ax-9 2121 ax-10 2144 ax-11 2160 ax-12 2180 ax-ext 2703 ax-rep 5215 ax-sep 5232 ax-nul 5242 ax-pow 5301 ax-pr 5368 ax-un 7668 ax-cnex 11062 ax-resscn 11063 ax-1cn 11064 ax-icn 11065 ax-addcl 11066 ax-addrcl 11067 ax-mulcl 11068 ax-mulrcl 11069 ax-mulcom 11070 ax-addass 11071 ax-mulass 11072 ax-distr 11073 ax-i2m1 11074 ax-1ne0 11075 ax-1rid 11076 ax-rnegex 11077 ax-rrecex 11078 ax-cnre 11079 ax-pre-lttri 11080 ax-pre-lttrn 11081 ax-pre-ltadd 11082 ax-pre-mulgt0 11083 |
| 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 2535 df-eu 2564 df-clab 2710 df-cleq 2723 df-clel 2806 df-nfc 2881 df-ne 2929 df-nel 3033 df-ral 3048 df-rex 3057 df-reu 3347 df-rab 3396 df-v 3438 df-sbc 3737 df-csb 3846 df-dif 3900 df-un 3902 df-in 3904 df-ss 3914 df-pss 3917 df-nul 4281 df-if 4473 df-pw 4549 df-sn 4574 df-pr 4576 df-tp 4578 df-op 4580 df-uni 4857 df-iun 4941 df-br 5090 df-opab 5152 df-mpt 5171 df-tr 5197 df-id 5509 df-eprel 5514 df-po 5522 df-so 5523 df-fr 5567 df-we 5569 df-xp 5620 df-rel 5621 df-cnv 5622 df-co 5623 df-dm 5624 df-rn 5625 df-res 5626 df-ima 5627 df-pred 6248 df-ord 6309 df-on 6310 df-lim 6311 df-suc 6312 df-iota 6437 df-fun 6483 df-fn 6484 df-f 6485 df-f1 6486 df-fo 6487 df-f1o 6488 df-fv 6489 df-riota 7303 df-ov 7349 df-oprab 7350 df-mpo 7351 df-of 7610 df-om 7797 df-1st 7921 df-2nd 7922 df-supp 8091 df-frecs 8211 df-wrecs 8242 df-recs 8291 df-rdg 8329 df-1o 8385 df-er 8622 df-map 8752 df-ixp 8822 df-en 8870 df-dom 8871 df-sdom 8872 df-fin 8873 df-fsupp 9246 df-sup 9326 df-pnf 11148 df-mnf 11149 df-xr 11150 df-ltxr 11151 df-le 11152 df-sub 11346 df-neg 11347 df-nn 12126 df-2 12188 df-3 12189 df-4 12190 df-5 12191 df-6 12192 df-7 12193 df-8 12194 df-9 12195 df-n0 12382 df-z 12469 df-dec 12589 df-uz 12733 df-fz 13408 df-struct 17058 df-sets 17075 df-slot 17093 df-ndx 17105 df-base 17121 df-ress 17142 df-plusg 17174 df-mulr 17175 df-sca 17177 df-vsca 17178 df-ip 17179 df-tset 17180 df-ple 17181 df-ds 17183 df-hom 17185 df-cco 17186 df-0g 17345 df-prds 17351 df-pws 17353 df-sra 21107 df-rgmod 21108 df-dsmm 21669 df-frlm 21684 |
| This theorem is referenced by: frlmvscavalb 21707 frlmvplusgscavalb 21708 frlmphl 21718 frlmssuvc2 21732 frlmup1 21735 rrxvsca 25321 frlmsnic 42643 prjspnfv01 42727 prjspner1 42729 |
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