frlmlss - Metamath Proof Explorer

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Theorem frlmlss 21711

Description: The base set of the free module is a subspace of the power module. (Contributed by Stefan O'Rear, 1-Feb-2015.)

**Hypotheses**
Ref	Expression
frlmval.f	⊢ 𝐹 = (𝑅 freeLMod 𝐼)
frlmpws.b	⊢ 𝐵 = (Base‘𝐹)
frlmlss.u	⊢ 𝑈 = (LSubSp‘((ringLMod‘𝑅) ↑_s 𝐼))

**Assertion**
Ref	Expression
frlmlss	⊢ ((𝑅 ∈ Ring ∧ 𝐼 ∈ 𝑊) → 𝐵 ∈ 𝑈)

Proof of Theorem frlmlss Dummy variable 𝑖 is distinct from all other variables.

Step	Hyp	Ref	Expression
1		frlmpws.b	. . 3 ⊢ 𝐵 = (Base‘𝐹)
2		frlmval.f	. . . . 5 ⊢ 𝐹 = (𝑅 freeLMod 𝐼)
3	2	frlmval 21708	. . . 4 ⊢ ((𝑅 ∈ Ring ∧ 𝐼 ∈ 𝑊) → 𝐹 = (𝑅 ⊕_m (𝐼 × {(ringLMod‘𝑅)})))
4	3	fveq2d 6880	. . 3 ⊢ ((𝑅 ∈ Ring ∧ 𝐼 ∈ 𝑊) → (Base‘𝐹) = (Base‘(𝑅 ⊕_m (𝐼 × {(ringLMod‘𝑅)}))))
5	1, 4	eqtrid 2782	. 2 ⊢ ((𝑅 ∈ Ring ∧ 𝐼 ∈ 𝑊) → 𝐵 = (Base‘(𝑅 ⊕_m (𝐼 × {(ringLMod‘𝑅)}))))
6		simpr 484	. . . 4 ⊢ ((𝑅 ∈ Ring ∧ 𝐼 ∈ 𝑊) → 𝐼 ∈ 𝑊)
7		simpl 482	. . . 4 ⊢ ((𝑅 ∈ Ring ∧ 𝐼 ∈ 𝑊) → 𝑅 ∈ Ring)
8		rlmlmod 21161	. . . . . 6 ⊢ (𝑅 ∈ Ring → (ringLMod‘𝑅) ∈ LMod)
9	8	adantr 480	. . . . 5 ⊢ ((𝑅 ∈ Ring ∧ 𝐼 ∈ 𝑊) → (ringLMod‘𝑅) ∈ LMod)
10		fconst6g 6767	. . . . 5 ⊢ ((ringLMod‘𝑅) ∈ LMod → (𝐼 × {(ringLMod‘𝑅)}):𝐼⟶LMod)
11	9, 10	syl 17	. . . 4 ⊢ ((𝑅 ∈ Ring ∧ 𝐼 ∈ 𝑊) → (𝐼 × {(ringLMod‘𝑅)}):𝐼⟶LMod)
12		fvex 6889	. . . . . . . 8 ⊢ (ringLMod‘𝑅) ∈ V
13	12	fvconst2 7196	. . . . . . 7 ⊢ (𝑖 ∈ 𝐼 → ((𝐼 × {(ringLMod‘𝑅)})‘𝑖) = (ringLMod‘𝑅))
14	13	adantl 481	. . . . . 6 ⊢ (((𝑅 ∈ Ring ∧ 𝐼 ∈ 𝑊) ∧ 𝑖 ∈ 𝐼) → ((𝐼 × {(ringLMod‘𝑅)})‘𝑖) = (ringLMod‘𝑅))
15	14	fveq2d 6880	. . . . 5 ⊢ (((𝑅 ∈ Ring ∧ 𝐼 ∈ 𝑊) ∧ 𝑖 ∈ 𝐼) → (Scalar‘((𝐼 × {(ringLMod‘𝑅)})‘𝑖)) = (Scalar‘(ringLMod‘𝑅)))
16		rlmsca 21156	. . . . . 6 ⊢ (𝑅 ∈ Ring → 𝑅 = (Scalar‘(ringLMod‘𝑅)))
17	16	ad2antrr 726	. . . . 5 ⊢ (((𝑅 ∈ Ring ∧ 𝐼 ∈ 𝑊) ∧ 𝑖 ∈ 𝐼) → 𝑅 = (Scalar‘(ringLMod‘𝑅)))
18	15, 17	eqtr4d 2773	. . . 4 ⊢ (((𝑅 ∈ Ring ∧ 𝐼 ∈ 𝑊) ∧ 𝑖 ∈ 𝐼) → (Scalar‘((𝐼 × {(ringLMod‘𝑅)})‘𝑖)) = 𝑅)
19		eqid 2735	. . . 4 ⊢ (𝑅X_s(𝐼 × {(ringLMod‘𝑅)})) = (𝑅X_s(𝐼 × {(ringLMod‘𝑅)}))
20		eqid 2735	. . . 4 ⊢ (LSubSp‘(𝑅X_s(𝐼 × {(ringLMod‘𝑅)}))) = (LSubSp‘(𝑅X_s(𝐼 × {(ringLMod‘𝑅)})))
21		eqid 2735	. . . 4 ⊢ (Base‘(𝑅 ⊕_m (𝐼 × {(ringLMod‘𝑅)}))) = (Base‘(𝑅 ⊕_m (𝐼 × {(ringLMod‘𝑅)})))
22	6, 7, 11, 18, 19, 20, 21	dsmmlss 21704	. . 3 ⊢ ((𝑅 ∈ Ring ∧ 𝐼 ∈ 𝑊) → (Base‘(𝑅 ⊕_m (𝐼 × {(ringLMod‘𝑅)}))) ∈ (LSubSp‘(𝑅X_s(𝐼 × {(ringLMod‘𝑅)}))))
23		eqid 2735	. . . . . . . . 9 ⊢ ((ringLMod‘𝑅) ↑_s 𝐼) = ((ringLMod‘𝑅) ↑_s 𝐼)
24		eqid 2735	. . . . . . . . 9 ⊢ (Scalar‘(ringLMod‘𝑅)) = (Scalar‘(ringLMod‘𝑅))
25	23, 24	pwsval 17500	. . . . . . . 8 ⊢ (((ringLMod‘𝑅) ∈ V ∧ 𝐼 ∈ 𝑊) → ((ringLMod‘𝑅) ↑_s 𝐼) = ((Scalar‘(ringLMod‘𝑅))X_s(𝐼 × {(ringLMod‘𝑅)})))
26	12, 25	mpan 690	. . . . . . 7 ⊢ (𝐼 ∈ 𝑊 → ((ringLMod‘𝑅) ↑_s 𝐼) = ((Scalar‘(ringLMod‘𝑅))X_s(𝐼 × {(ringLMod‘𝑅)})))
27	26	adantl 481	. . . . . 6 ⊢ ((𝑅 ∈ Ring ∧ 𝐼 ∈ 𝑊) → ((ringLMod‘𝑅) ↑_s 𝐼) = ((Scalar‘(ringLMod‘𝑅))X_s(𝐼 × {(ringLMod‘𝑅)})))
28	16	eqcomd 2741	. . . . . . . 8 ⊢ (𝑅 ∈ Ring → (Scalar‘(ringLMod‘𝑅)) = 𝑅)
29	28	adantr 480	. . . . . . 7 ⊢ ((𝑅 ∈ Ring ∧ 𝐼 ∈ 𝑊) → (Scalar‘(ringLMod‘𝑅)) = 𝑅)
30	29	oveq1d 7420	. . . . . 6 ⊢ ((𝑅 ∈ Ring ∧ 𝐼 ∈ 𝑊) → ((Scalar‘(ringLMod‘𝑅))X_s(𝐼 × {(ringLMod‘𝑅)})) = (𝑅X_s(𝐼 × {(ringLMod‘𝑅)})))
31	27, 30	eqtr2d 2771	. . . . 5 ⊢ ((𝑅 ∈ Ring ∧ 𝐼 ∈ 𝑊) → (𝑅X_s(𝐼 × {(ringLMod‘𝑅)})) = ((ringLMod‘𝑅) ↑_s 𝐼))
32	31	fveq2d 6880	. . . 4 ⊢ ((𝑅 ∈ Ring ∧ 𝐼 ∈ 𝑊) → (LSubSp‘(𝑅X_s(𝐼 × {(ringLMod‘𝑅)}))) = (LSubSp‘((ringLMod‘𝑅) ↑_s 𝐼)))
33		frlmlss.u	. . . 4 ⊢ 𝑈 = (LSubSp‘((ringLMod‘𝑅) ↑_s 𝐼))
34	32, 33	eqtr4di 2788	. . 3 ⊢ ((𝑅 ∈ Ring ∧ 𝐼 ∈ 𝑊) → (LSubSp‘(𝑅X_s(𝐼 × {(ringLMod‘𝑅)}))) = 𝑈)
35	22, 34	eleqtrd 2836	. 2 ⊢ ((𝑅 ∈ Ring ∧ 𝐼 ∈ 𝑊) → (Base‘(𝑅 ⊕_m (𝐼 × {(ringLMod‘𝑅)}))) ∈ 𝑈)
36	5, 35	eqeltrd 2834	1 ⊢ ((𝑅 ∈ Ring ∧ 𝐼 ∈ 𝑊) → 𝐵 ∈ 𝑈)

Colors of variables: wff setvar class

Syntax hints: → wi 4 ∧ wa 395 = wceq 1540 ∈ wcel 2108 Vcvv 3459 {csn 4601 × cxp 5652 ⟶wf 6527 ‘cfv 6531 (class class class)co 7405 Basecbs 17228 Scalarcsca 17274 X_scprds 17459 ↑_s cpws 17460 Ringcrg 20193 LModclmod 20817 LSubSpclss 20888 ringLModcrglmod 21130 ⊕_m cdsmm 21691 freeLMod cfrlm 21706

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 2007 ax-8 2110 ax-9 2118 ax-10 2141 ax-11 2157 ax-12 2177 ax-ext 2707 ax-rep 5249 ax-sep 5266 ax-nul 5276 ax-pow 5335 ax-pr 5402 ax-un 7729 ax-cnex 11185 ax-resscn 11186 ax-1cn 11187 ax-icn 11188 ax-addcl 11189 ax-addrcl 11190 ax-mulcl 11191 ax-mulrcl 11192 ax-mulcom 11193 ax-addass 11194 ax-mulass 11195 ax-distr 11196 ax-i2m1 11197 ax-1ne0 11198 ax-1rid 11199 ax-rnegex 11200 ax-rrecex 11201 ax-cnre 11202 ax-pre-lttri 11203 ax-pre-lttrn 11204 ax-pre-ltadd 11205 ax-pre-mulgt0 11206

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 2065 df-mo 2539 df-eu 2568 df-clab 2714 df-cleq 2727 df-clel 2809 df-nfc 2885 df-ne 2933 df-nel 3037 df-ral 3052 df-rex 3061 df-rmo 3359 df-reu 3360 df-rab 3416 df-v 3461 df-sbc 3766 df-csb 3875 df-dif 3929 df-un 3931 df-in 3933 df-ss 3943 df-pss 3946 df-nul 4309 df-if 4501 df-pw 4577 df-sn 4602 df-pr 4604 df-tp 4606 df-op 4608 df-uni 4884 df-iun 4969 df-br 5120 df-opab 5182 df-mpt 5202 df-tr 5230 df-id 5548 df-eprel 5553 df-po 5561 df-so 5562 df-fr 5606 df-we 5608 df-xp 5660 df-rel 5661 df-cnv 5662 df-co 5663 df-dm 5664 df-rn 5665 df-res 5666 df-ima 5667 df-pred 6290 df-ord 6355 df-on 6356 df-lim 6357 df-suc 6358 df-iota 6484 df-fun 6533 df-fn 6534 df-f 6535 df-f1 6536 df-fo 6537 df-f1o 6538 df-fv 6539 df-riota 7362 df-ov 7408 df-oprab 7409 df-mpo 7410 df-om 7862 df-1st 7988 df-2nd 7989 df-frecs 8280 df-wrecs 8311 df-recs 8385 df-rdg 8424 df-1o 8480 df-er 8719 df-map 8842 df-ixp 8912 df-en 8960 df-dom 8961 df-sdom 8962 df-fin 8963 df-sup 9454 df-pnf 11271 df-mnf 11272 df-xr 11273 df-ltxr 11274 df-le 11275 df-sub 11468 df-neg 11469 df-nn 12241 df-2 12303 df-3 12304 df-4 12305 df-5 12306 df-6 12307 df-7 12308 df-8 12309 df-9 12310 df-n0 12502 df-z 12589 df-dec 12709 df-uz 12853 df-fz 13525 df-struct 17166 df-sets 17183 df-slot 17201 df-ndx 17213 df-base 17229 df-ress 17252 df-plusg 17284 df-mulr 17285 df-sca 17287 df-vsca 17288 df-ip 17289 df-tset 17290 df-ple 17291 df-ds 17293 df-hom 17295 df-cco 17296 df-0g 17455 df-prds 17461 df-pws 17463 df-mgm 18618 df-sgrp 18697 df-mnd 18713 df-grp 18919 df-minusg 18920 df-sbg 18921 df-subg 19106 df-cmn 19763 df-abl 19764 df-mgp 20101 df-rng 20113 df-ur 20142 df-ring 20195 df-subrg 20530 df-lmod 20819 df-lss 20889 df-sra 21131 df-rgmod 21132 df-dsmm 21692 df-frlm 21707

This theorem is referenced by: frlm0 21714 frlmsubgval 21725 frlmgsum 21732 frlmsplit2 21733

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