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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 22087 | . . 3 ⊢ (𝜑 → (𝐴 ∙ 𝑋) = ((𝐼 × {𝐴}) ∘f · 𝑋)) |
| 10 | 9 | fveq1d 6898 | . 2 ⊢ (𝜑 → ((𝐴 ∙ 𝑋)‘𝐽) = (((𝐼 × {𝐴}) ∘f · 𝑋)‘𝐽)) |
| 11 | fnconstg 6781 | . . . 4 ⊢ (𝐴 ∈ 𝐾 → (𝐼 × {𝐴}) Fn 𝐼) | |
| 12 | 5, 11 | syl 18 | . . 3 ⊢ (𝜑 → (𝐼 × {𝐴}) Fn 𝐼) |
| 13 | 1, 3, 2 | frlmbasf 22081 | . . . . 5 ⊢ ((𝐼 ∈ 𝑊 ∧ 𝑋 ∈ 𝐵) → 𝑋:𝐼⟶𝐾) |
| 14 | 4, 6, 13 | syl2anc 596 | . . . 4 ⊢ (𝜑 → 𝑋:𝐼⟶𝐾) |
| 15 | 14 | ffnd 6721 | . . 3 ⊢ (𝜑 → 𝑋 Fn 𝐼) |
| 16 | frlmvscaval.j | . . 3 ⊢ (𝜑 → 𝐽 ∈ 𝐼) | |
| 17 | fnfvof 7720 | . . 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 7218 | . . . 4 ⊢ ((𝐴 ∈ 𝐾 ∧ 𝐽 ∈ 𝐼) → ((𝐼 × {𝐴})‘𝐽) = 𝐴) | |
| 20 | 5, 16, 19 | syl2anc 596 | . . 3 ⊢ (𝜑 → ((𝐼 × {𝐴})‘𝐽) = 𝐴) |
| 21 | 20 | oveq1d 7445 | . 2 ⊢ (𝜑 → (((𝐼 × {𝐴})‘𝐽) · (𝑋‘𝐽)) = (𝐴 · (𝑋‘𝐽))) |
| 22 | 10, 18, 21 | 3eqtrd 2802 | 1 ⊢ (𝜑 → ((𝐴 ∙ 𝑋)‘𝐽) = (𝐴 · (𝑋‘𝐽))) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 = wceq 1569 ∈ wcel 2146 {csn 4588 × cxp 5653 Fn wfn 6542 ⟶wf 6543 ‘cfv 6547 (class class class)co 7430 ∘f cof 7701 Basecbs 17402 .rcmulr 17444 ·𝑠 cvsca 17447 freeLMod cfrlm 22067 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1827 ax-4 1841 ax-5 1944 ax-6 2001 ax-7 2042 ax-8 2148 ax-9 2156 ax-10 2179 ax-11 2196 ax-12 2215 ax-ext 2735 ax-rep 5235 ax-sep 5252 ax-nul 5263 ax-pow 5331 ax-pr 5395 ax-un 7761 ax-cnex 11269 ax-resscn 11270 ax-1cn 11271 ax-icn 11272 ax-addcl 11273 ax-addrcl 11274 ax-mulcl 11275 ax-mulrcl 11276 ax-mulcom 11277 ax-addass 11278 ax-mulass 11279 ax-distr 11280 ax-i2m1 11281 ax-1ne0 11282 ax-1rid 11283 ax-rnegex 11284 ax-rrecex 11285 ax-cnre 11286 ax-pre-lttri 11287 ax-pre-lttrn 11288 ax-pre-ltadd 11289 ax-pre-mulgt0 11290 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3or 1104 df-3an 1105 df-tru 1572 df-fal 1582 df-ex 1812 df-nf 1816 df-sb 2101 df-mo 2567 df-eu 2597 df-clab 2742 df-cleq 2755 df-clel 2839 df-nfc 2913 df-ne 2960 df-nel 3066 df-ral 3081 df-rex 3091 df-reu 3370 df-rab 3417 df-v 3456 df-sbc 3743 df-csb 3852 df-ss 3901 df-pss 4017 df-dif 4050 df-in 4094 df-un 4154 df-nul 4282 df-if 4486 df-pw 4562 df-sn 4589 df-pr 4591 df-tp 4593 df-op 4839 df-uni 4871 df-iun 4956 df-br 5107 df-opab 5171 df-mpt 5190 df-tr 5216 df-id 5550 df-eprel 5555 df-po 5563 df-so 5564 df-fr 5608 df-we 5610 df-xp 5661 df-rel 5662 df-cnv 5663 df-co 5664 df-dm 5665 df-rn 5666 df-res 5667 df-ima 5668 df-pred 6311 df-ord 6372 df-on 6373 df-lim 6374 df-suc 6375 df-iota 6501 df-fun 6549 df-fn 6550 df-f 6551 df-f1 6552 df-fo 6553 df-f1o 6554 df-fv 6555 df-riota 7387 df-ov 7433 df-oprab 7434 df-mpo 7435 df-of 7703 df-om 7888 df-1st 8011 df-2nd 8012 df-supp 8191 df-frecs 8313 df-wrecs 8344 df-recs 8393 df-rdg 8432 df-1o 8490 df-er 8731 df-map 8863 df-ixp 8940 df-en 8988 df-dom 8989 df-sdom 8990 df-fin 8991 df-fsupp 9368 df-sup 9447 df-pnf 11358 df-mnf 11359 df-xr 11360 df-ltxr 11361 df-le 11362 df-sub 11556 df-neg 11557 df-nn 12349 df-2 12418 df-3 12419 df-4 12420 df-5 12421 df-6 12422 df-7 12423 df-8 12424 df-9 12425 df-n0 12620 df-z 12707 df-dec 12828 df-uz 12979 df-fz 13653 df-struct 17340 df-sets 17357 df-slot 17375 df-ndx 17387 df-base 17403 df-ress 17424 df-plusg 17456 df-mulr 17457 df-sca 17459 df-vsca 17460 df-ip 17461 df-tset 17462 df-ple 17463 df-ds 17465 df-hom 17467 df-cco 17468 df-0g 17627 df-prds 17633 df-pws 17635 df-sra 21463 df-rgmod 21464 df-dsmm 22053 df-frlm 22068 |
| This theorem is used by: frlmvscavalb 22091 frlmvplusgscavalb 22092 frlmphl 22102 frlmssuvc2 22116 frlmup1 22119 rrxvsca 25730 frlmsnic 43747 frlmnzcoordsca 43801 prjspnnorm 43804 |
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