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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 21968 | . . 3 ⊢ (𝜑 → (𝐴 ∙ 𝑋) = ((𝐼 × {𝐴}) ∘f · 𝑋)) |
| 10 | 9 | fveq1d 6887 | . 2 ⊢ (𝜑 → ((𝐴 ∙ 𝑋)‘𝐽) = (((𝐼 × {𝐴}) ∘f · 𝑋)‘𝐽)) |
| 11 | fnconstg 6770 | . . . 4 ⊢ (𝐴 ∈ 𝐾 → (𝐼 × {𝐴}) Fn 𝐼) | |
| 12 | 5, 11 | syl 18 | . . 3 ⊢ (𝜑 → (𝐼 × {𝐴}) Fn 𝐼) |
| 13 | 1, 3, 2 | frlmbasf 21962 | . . . . 5 ⊢ ((𝐼 ∈ 𝑊 ∧ 𝑋 ∈ 𝐵) → 𝑋:𝐼⟶𝐾) |
| 14 | 4, 6, 13 | syl2anc 596 | . . . 4 ⊢ (𝜑 → 𝑋:𝐼⟶𝐾) |
| 15 | 14 | ffnd 6710 | . . 3 ⊢ (𝜑 → 𝑋 Fn 𝐼) |
| 16 | frlmvscaval.j | . . 3 ⊢ (𝜑 → 𝐽 ∈ 𝐼) | |
| 17 | fnfvof 7701 | . . 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 852 | . 2 ⊢ (𝜑 → (((𝐼 × {𝐴}) ∘f · 𝑋)‘𝐽) = (((𝐼 × {𝐴})‘𝐽) · (𝑋‘𝐽))) |
| 19 | fvconst2g 7207 | . . . 4 ⊢ ((𝐴 ∈ 𝐾 ∧ 𝐽 ∈ 𝐼) → ((𝐼 × {𝐴})‘𝐽) = 𝐴) | |
| 20 | 5, 16, 19 | syl2anc 596 | . . 3 ⊢ (𝜑 → ((𝐼 × {𝐴})‘𝐽) = 𝐴) |
| 21 | 20 | oveq1d 7434 | . 2 ⊢ (𝜑 → (((𝐼 × {𝐴})‘𝐽) · (𝑋‘𝐽)) = (𝐴 · (𝑋‘𝐽))) |
| 22 | 10, 18, 21 | 3eqtrd 2804 | 1 ⊢ (𝜑 → ((𝐴 ∙ 𝑋)‘𝐽) = (𝐴 · (𝑋‘𝐽))) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 = wceq 1570 ∈ wcel 2146 {csn 4591 × cxp 5661 Fn wfn 6535 ⟶wf 6536 ‘cfv 6540 (class class class)co 7419 ∘f cof 7682 Basecbs 17293 .rcmulr 17335 ·𝑠 cvsca 17338 freeLMod cfrlm 21948 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1828 ax-4 1842 ax-5 1943 ax-6 2000 ax-7 2041 ax-8 2148 ax-9 2156 ax-10 2179 ax-11 2195 ax-12 2216 ax-ext 2737 ax-rep 5240 ax-sep 5259 ax-nul 5271 ax-pow 5338 ax-pr 5406 ax-un 7742 ax-cnex 11173 ax-resscn 11174 ax-1cn 11175 ax-icn 11176 ax-addcl 11177 ax-addrcl 11178 ax-mulcl 11179 ax-mulrcl 11180 ax-mulcom 11181 ax-addass 11182 ax-mulass 11183 ax-distr 11184 ax-i2m1 11185 ax-1ne0 11186 ax-1rid 11187 ax-rnegex 11188 ax-rrecex 11189 ax-cnre 11190 ax-pre-lttri 11191 ax-pre-lttrn 11192 ax-pre-ltadd 11193 ax-pre-mulgt0 11194 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3or 1104 df-3an 1105 df-tru 1573 df-fal 1583 df-ex 1813 df-nf 1817 df-sb 2100 df-mo 2569 df-eu 2599 df-clab 2744 df-cleq 2757 df-clel 2840 df-nfc 2914 df-ne 2961 df-nel 3067 df-ral 3082 df-rex 3092 df-reu 3372 df-rab 3419 df-v 3459 df-sbc 3747 df-csb 3855 df-dif 3909 df-un 3911 df-in 3913 df-ss 3923 df-pss 3926 df-nul 4287 df-if 4490 df-pw 4566 df-sn 4592 df-pr 4594 df-tp 4596 df-op 4598 df-uni 4875 df-iun 4960 df-br 5112 df-opab 5176 df-mpt 5195 df-tr 5221 df-id 5558 df-eprel 5563 df-po 5571 df-so 5572 df-fr 5616 df-we 5618 df-xp 5669 df-rel 5670 df-cnv 5671 df-co 5672 df-dm 5673 df-rn 5674 df-res 5675 df-ima 5676 df-pred 6306 df-ord 6367 df-on 6368 df-lim 6369 df-suc 6370 df-iota 6496 df-fun 6542 df-fn 6543 df-f 6544 df-f1 6545 df-fo 6546 df-f1o 6547 df-fv 6548 df-riota 7376 df-ov 7422 df-oprab 7423 df-mpo 7424 df-of 7684 df-om 7869 df-1st 7992 df-2nd 7993 df-supp 8163 df-frecs 8284 df-wrecs 8315 df-recs 8364 df-rdg 8403 df-1o 8459 df-er 8700 df-map 8832 df-ixp 8902 df-en 8950 df-dom 8951 df-sdom 8952 df-fin 8953 df-fsupp 9329 df-sup 9409 df-pnf 11262 df-mnf 11263 df-xr 11264 df-ltxr 11265 df-le 11266 df-sub 11460 df-neg 11461 df-nn 12251 df-2 12320 df-3 12321 df-4 12322 df-5 12323 df-6 12324 df-7 12325 df-8 12326 df-9 12327 df-n0 12522 df-z 12609 df-dec 12730 df-uz 12881 df-fz 13554 df-struct 17231 df-sets 17248 df-slot 17266 df-ndx 17278 df-base 17294 df-ress 17315 df-plusg 17347 df-mulr 17348 df-sca 17350 df-vsca 17351 df-ip 17352 df-tset 17353 df-ple 17354 df-ds 17356 df-hom 17358 df-cco 17359 df-0g 17518 df-prds 17524 df-pws 17526 df-sra 21346 df-rgmod 21347 df-dsmm 21934 df-frlm 21949 |
| This theorem is used by: frlmvscavalb 21972 frlmvplusgscavalb 21973 frlmphl 21983 frlmssuvc2 21997 frlmup1 22000 rrxvsca 25606 frlmsnic 43368 prjspnfv01 43416 prjspner1 43418 |
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