frlmup3 - Metamath Proof Explorer

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Theorem frlmup3 21707

Description: The range of such an evaluation map is the finite linear combinations of the target vectors and also the span of the target vectors. (Contributed by Stefan O'Rear, 6-Feb-2015.)

**Hypotheses**
Ref	Expression
frlmup.f	⊢ 𝐹 = (𝑅 freeLMod 𝐼)
frlmup.b	⊢ 𝐵 = (Base‘𝐹)
frlmup.c	⊢ 𝐶 = (Base‘𝑇)
frlmup.v	⊢ · = ( ·_𝑠 ‘𝑇)
frlmup.e	⊢ 𝐸 = (𝑥 ∈ 𝐵 ↦ (𝑇 Σ_g (𝑥 ∘_f · 𝐴)))
frlmup.t	⊢ (𝜑 → 𝑇 ∈ LMod)
frlmup.i	⊢ (𝜑 → 𝐼 ∈ 𝑋)
frlmup.r	⊢ (𝜑 → 𝑅 = (Scalar‘𝑇))
frlmup.a	⊢ (𝜑 → 𝐴:𝐼⟶𝐶)
frlmup.k	⊢ 𝐾 = (LSpan‘𝑇)

**Assertion**
Ref	Expression
frlmup3	⊢ (𝜑 → ran 𝐸 = (𝐾‘ran 𝐴))

Distinct variable groups: 𝑥,𝑅 𝑥,𝐼 𝑥,𝐹 𝑥,𝐵 𝑥,𝐶 𝑥, · 𝑥,𝐴 𝑥,𝑋 𝑥,𝐾 𝜑,𝑥 𝑥,𝑇 Allowed substitution hint: 𝐸(𝑥)

Proof of Theorem frlmup3 Dummy variable 𝑢 is distinct from all other variables.

Step	Hyp	Ref	Expression
1		frlmup.f	. . . 4 ⊢ 𝐹 = (𝑅 freeLMod 𝐼)
2		frlmup.b	. . . 4 ⊢ 𝐵 = (Base‘𝐹)
3		frlmup.c	. . . 4 ⊢ 𝐶 = (Base‘𝑇)
4		frlmup.v	. . . 4 ⊢ · = ( ·_𝑠 ‘𝑇)
5		frlmup.e	. . . 4 ⊢ 𝐸 = (𝑥 ∈ 𝐵 ↦ (𝑇 Σ_g (𝑥 ∘_f · 𝐴)))
6		frlmup.t	. . . 4 ⊢ (𝜑 → 𝑇 ∈ LMod)
7		frlmup.i	. . . 4 ⊢ (𝜑 → 𝐼 ∈ 𝑋)
8		frlmup.r	. . . 4 ⊢ (𝜑 → 𝑅 = (Scalar‘𝑇))
9		frlmup.a	. . . 4 ⊢ (𝜑 → 𝐴:𝐼⟶𝐶)
10	1, 2, 3, 4, 5, 6, 7, 8, 9	frlmup1 21705	. . 3 ⊢ (𝜑 → 𝐸 ∈ (𝐹 LMHom 𝑇))
11		eqid 2729	. . . . . . . 8 ⊢ (Scalar‘𝑇) = (Scalar‘𝑇)
12	11	lmodring 20771	. . . . . . 7 ⊢ (𝑇 ∈ LMod → (Scalar‘𝑇) ∈ Ring)
13	6, 12	syl 17	. . . . . 6 ⊢ (𝜑 → (Scalar‘𝑇) ∈ Ring)
14	8, 13	eqeltrd 2828	. . . . 5 ⊢ (𝜑 → 𝑅 ∈ Ring)
15		eqid 2729	. . . . . 6 ⊢ (𝑅 unitVec 𝐼) = (𝑅 unitVec 𝐼)
16	15, 1, 2	uvcff 21698	. . . . 5 ⊢ ((𝑅 ∈ Ring ∧ 𝐼 ∈ 𝑋) → (𝑅 unitVec 𝐼):𝐼⟶𝐵)
17	14, 7, 16	syl2anc 584	. . . 4 ⊢ (𝜑 → (𝑅 unitVec 𝐼):𝐼⟶𝐵)
18	17	frnd 6660	. . 3 ⊢ (𝜑 → ran (𝑅 unitVec 𝐼) ⊆ 𝐵)
19		eqid 2729	. . . 4 ⊢ (LSpan‘𝐹) = (LSpan‘𝐹)
20		frlmup.k	. . . 4 ⊢ 𝐾 = (LSpan‘𝑇)
21	2, 19, 20	lmhmlsp 20953	. . 3 ⊢ ((𝐸 ∈ (𝐹 LMHom 𝑇) ∧ ran (𝑅 unitVec 𝐼) ⊆ 𝐵) → (𝐸 “ ((LSpan‘𝐹)‘ran (𝑅 unitVec 𝐼))) = (𝐾‘(𝐸 “ ran (𝑅 unitVec 𝐼))))
22	10, 18, 21	syl2anc 584	. 2 ⊢ (𝜑 → (𝐸 “ ((LSpan‘𝐹)‘ran (𝑅 unitVec 𝐼))) = (𝐾‘(𝐸 “ ran (𝑅 unitVec 𝐼))))
23	2, 3	lmhmf 20938	. . . . . 6 ⊢ (𝐸 ∈ (𝐹 LMHom 𝑇) → 𝐸:𝐵⟶𝐶)
24	10, 23	syl 17	. . . . 5 ⊢ (𝜑 → 𝐸:𝐵⟶𝐶)
25	24	ffnd 6653	. . . 4 ⊢ (𝜑 → 𝐸 Fn 𝐵)
26		fnima 6612	. . . 4 ⊢ (𝐸 Fn 𝐵 → (𝐸 “ 𝐵) = ran 𝐸)
27	25, 26	syl 17	. . 3 ⊢ (𝜑 → (𝐸 “ 𝐵) = ran 𝐸)
28		eqid 2729	. . . . . . . 8 ⊢ (LBasis‘𝐹) = (LBasis‘𝐹)
29	1, 15, 28	frlmlbs 21704	. . . . . . 7 ⊢ ((𝑅 ∈ Ring ∧ 𝐼 ∈ 𝑋) → ran (𝑅 unitVec 𝐼) ∈ (LBasis‘𝐹))
30	14, 7, 29	syl2anc 584	. . . . . 6 ⊢ (𝜑 → ran (𝑅 unitVec 𝐼) ∈ (LBasis‘𝐹))
31	2, 28, 19	lbssp 20983	. . . . . 6 ⊢ (ran (𝑅 unitVec 𝐼) ∈ (LBasis‘𝐹) → ((LSpan‘𝐹)‘ran (𝑅 unitVec 𝐼)) = 𝐵)
32	30, 31	syl 17	. . . . 5 ⊢ (𝜑 → ((LSpan‘𝐹)‘ran (𝑅 unitVec 𝐼)) = 𝐵)
33	32	eqcomd 2735	. . . 4 ⊢ (𝜑 → 𝐵 = ((LSpan‘𝐹)‘ran (𝑅 unitVec 𝐼)))
34	33	imaeq2d 6011	. . 3 ⊢ (𝜑 → (𝐸 “ 𝐵) = (𝐸 “ ((LSpan‘𝐹)‘ran (𝑅 unitVec 𝐼))))
35	27, 34	eqtr3d 2766	. 2 ⊢ (𝜑 → ran 𝐸 = (𝐸 “ ((LSpan‘𝐹)‘ran (𝑅 unitVec 𝐼))))
36		imaco 6200	. . . 4 ⊢ ((𝐸 ∘ (𝑅 unitVec 𝐼)) “ 𝐼) = (𝐸 “ ((𝑅 unitVec 𝐼) “ 𝐼))
37	9	ffnd 6653	. . . . . . 7 ⊢ (𝜑 → 𝐴 Fn 𝐼)
38	17	ffnd 6653	. . . . . . . 8 ⊢ (𝜑 → (𝑅 unitVec 𝐼) Fn 𝐼)
39		fnco 6600	. . . . . . . 8 ⊢ ((𝐸 Fn 𝐵 ∧ (𝑅 unitVec 𝐼) Fn 𝐼 ∧ ran (𝑅 unitVec 𝐼) ⊆ 𝐵) → (𝐸 ∘ (𝑅 unitVec 𝐼)) Fn 𝐼)
40	25, 38, 18, 39	syl3anc 1373	. . . . . . 7 ⊢ (𝜑 → (𝐸 ∘ (𝑅 unitVec 𝐼)) Fn 𝐼)
41		fvco2 6920	. . . . . . . . 9 ⊢ (((𝑅 unitVec 𝐼) Fn 𝐼 ∧ 𝑢 ∈ 𝐼) → ((𝐸 ∘ (𝑅 unitVec 𝐼))‘𝑢) = (𝐸‘((𝑅 unitVec 𝐼)‘𝑢)))
42	38, 41	sylan 580	. . . . . . . 8 ⊢ ((𝜑 ∧ 𝑢 ∈ 𝐼) → ((𝐸 ∘ (𝑅 unitVec 𝐼))‘𝑢) = (𝐸‘((𝑅 unitVec 𝐼)‘𝑢)))
43	6	adantr 480	. . . . . . . . 9 ⊢ ((𝜑 ∧ 𝑢 ∈ 𝐼) → 𝑇 ∈ LMod)
44	7	adantr 480	. . . . . . . . 9 ⊢ ((𝜑 ∧ 𝑢 ∈ 𝐼) → 𝐼 ∈ 𝑋)
45	8	adantr 480	. . . . . . . . 9 ⊢ ((𝜑 ∧ 𝑢 ∈ 𝐼) → 𝑅 = (Scalar‘𝑇))
46	9	adantr 480	. . . . . . . . 9 ⊢ ((𝜑 ∧ 𝑢 ∈ 𝐼) → 𝐴:𝐼⟶𝐶)
47		simpr 484	. . . . . . . . 9 ⊢ ((𝜑 ∧ 𝑢 ∈ 𝐼) → 𝑢 ∈ 𝐼)
48	1, 2, 3, 4, 5, 43, 44, 45, 46, 47, 15	frlmup2 21706	. . . . . . . 8 ⊢ ((𝜑 ∧ 𝑢 ∈ 𝐼) → (𝐸‘((𝑅 unitVec 𝐼)‘𝑢)) = (𝐴‘𝑢))
49	42, 48	eqtr2d 2765	. . . . . . 7 ⊢ ((𝜑 ∧ 𝑢 ∈ 𝐼) → (𝐴‘𝑢) = ((𝐸 ∘ (𝑅 unitVec 𝐼))‘𝑢))
50	37, 40, 49	eqfnfvd 6968	. . . . . 6 ⊢ (𝜑 → 𝐴 = (𝐸 ∘ (𝑅 unitVec 𝐼)))
51	50	imaeq1d 6010	. . . . 5 ⊢ (𝜑 → (𝐴 “ 𝐼) = ((𝐸 ∘ (𝑅 unitVec 𝐼)) “ 𝐼))
52		fnima 6612	. . . . . 6 ⊢ (𝐴 Fn 𝐼 → (𝐴 “ 𝐼) = ran 𝐴)
53	37, 52	syl 17	. . . . 5 ⊢ (𝜑 → (𝐴 “ 𝐼) = ran 𝐴)
54	51, 53	eqtr3d 2766	. . . 4 ⊢ (𝜑 → ((𝐸 ∘ (𝑅 unitVec 𝐼)) “ 𝐼) = ran 𝐴)
55		fnima 6612	. . . . . 6 ⊢ ((𝑅 unitVec 𝐼) Fn 𝐼 → ((𝑅 unitVec 𝐼) “ 𝐼) = ran (𝑅 unitVec 𝐼))
56	38, 55	syl 17	. . . . 5 ⊢ (𝜑 → ((𝑅 unitVec 𝐼) “ 𝐼) = ran (𝑅 unitVec 𝐼))
57	56	imaeq2d 6011	. . . 4 ⊢ (𝜑 → (𝐸 “ ((𝑅 unitVec 𝐼) “ 𝐼)) = (𝐸 “ ran (𝑅 unitVec 𝐼)))
58	36, 54, 57	3eqtr3a 2788	. . 3 ⊢ (𝜑 → ran 𝐴 = (𝐸 “ ran (𝑅 unitVec 𝐼)))
59	58	fveq2d 6826	. 2 ⊢ (𝜑 → (𝐾‘ran 𝐴) = (𝐾‘(𝐸 “ ran (𝑅 unitVec 𝐼))))
60	22, 35, 59	3eqtr4d 2774	1 ⊢ (𝜑 → ran 𝐸 = (𝐾‘ran 𝐴))

Colors of variables: wff setvar class

Syntax hints: → wi 4 ∧ wa 395 = wceq 1540 ∈ wcel 2109 ⊆ wss 3903 ↦ cmpt 5173 ran crn 5620 “ cima 5622 ∘ ccom 5623 Fn wfn 6477 ⟶wf 6478 ‘cfv 6482 (class class class)co 7349 ∘_f cof 7611 Basecbs 17120 Scalarcsca 17164 ·_𝑠 cvsca 17165 Σ_g cgsu 17344 Ringcrg 20118 LModclmod 20763 LSpanclspn 20874 LMHom clmhm 20923 LBasisclbs 20978 freeLMod cfrlm 21653 unitVec cuvc 21689

This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1795 ax-4 1809 ax-5 1910 ax-6 1967 ax-7 2008 ax-8 2111 ax-9 2119 ax-10 2142 ax-11 2158 ax-12 2178 ax-ext 2701 ax-rep 5218 ax-sep 5235 ax-nul 5245 ax-pow 5304 ax-pr 5371 ax-un 7671 ax-cnex 11065 ax-resscn 11066 ax-1cn 11067 ax-icn 11068 ax-addcl 11069 ax-addrcl 11070 ax-mulcl 11071 ax-mulrcl 11072 ax-mulcom 11073 ax-addass 11074 ax-mulass 11075 ax-distr 11076 ax-i2m1 11077 ax-1ne0 11078 ax-1rid 11079 ax-rnegex 11080 ax-rrecex 11081 ax-cnre 11082 ax-pre-lttri 11083 ax-pre-lttrn 11084 ax-pre-ltadd 11085 ax-pre-mulgt0 11086

This theorem depends on definitions: df-bi 207 df-an 396 df-or 848 df-3or 1087 df-3an 1088 df-tru 1543 df-fal 1553 df-ex 1780 df-nf 1784 df-sb 2066 df-mo 2533 df-eu 2562 df-clab 2708 df-cleq 2721 df-clel 2803 df-nfc 2878 df-ne 2926 df-nel 3030 df-ral 3045 df-rex 3054 df-rmo 3343 df-reu 3344 df-rab 3395 df-v 3438 df-sbc 3743 df-csb 3852 df-dif 3906 df-un 3908 df-in 3910 df-ss 3920 df-pss 3923 df-nul 4285 df-if 4477 df-pw 4553 df-sn 4578 df-pr 4580 df-tp 4582 df-op 4584 df-uni 4859 df-int 4897 df-iun 4943 df-iin 4944 df-br 5093 df-opab 5155 df-mpt 5174 df-tr 5200 df-id 5514 df-eprel 5519 df-po 5527 df-so 5528 df-fr 5572 df-se 5573 df-we 5574 df-xp 5625 df-rel 5626 df-cnv 5627 df-co 5628 df-dm 5629 df-rn 5630 df-res 5631 df-ima 5632 df-pred 6249 df-ord 6310 df-on 6311 df-lim 6312 df-suc 6313 df-iota 6438 df-fun 6484 df-fn 6485 df-f 6486 df-f1 6487 df-fo 6488 df-f1o 6489 df-fv 6490 df-isom 6491 df-riota 7306 df-ov 7352 df-oprab 7353 df-mpo 7354 df-of 7613 df-om 7800 df-1st 7924 df-2nd 7925 df-supp 8094 df-frecs 8214 df-wrecs 8245 df-recs 8294 df-rdg 8332 df-1o 8388 df-2o 8389 df-er 8625 df-map 8755 df-ixp 8825 df-en 8873 df-dom 8874 df-sdom 8875 df-fin 8876 df-fsupp 9252 df-sup 9332 df-oi 9402 df-card 9835 df-pnf 11151 df-mnf 11152 df-xr 11153 df-ltxr 11154 df-le 11155 df-sub 11349 df-neg 11350 df-nn 12129 df-2 12191 df-3 12192 df-4 12193 df-5 12194 df-6 12195 df-7 12196 df-8 12197 df-9 12198 df-n0 12385 df-z 12472 df-dec 12592 df-uz 12736 df-fz 13411 df-fzo 13558 df-seq 13909 df-hash 14238 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-gsum 17346 df-prds 17351 df-pws 17353 df-mre 17488 df-mrc 17489 df-acs 17491 df-mgm 18514 df-sgrp 18593 df-mnd 18609 df-mhm 18657 df-submnd 18658 df-grp 18815 df-minusg 18816 df-sbg 18817 df-mulg 18947 df-subg 19002 df-ghm 19092 df-cntz 19196 df-cmn 19661 df-abl 19662 df-mgp 20026 df-rng 20038 df-ur 20067 df-ring 20120 df-nzr 20398 df-subrg 20455 df-lmod 20765 df-lss 20835 df-lsp 20875 df-lmhm 20926 df-lbs 20979 df-sra 21077 df-rgmod 21078 df-dsmm 21639 df-frlm 21654 df-uvc 21690

This theorem is referenced by: ellspd 21709 indlcim 21747 lnrfg 43096

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