frlmlss - Metamath Proof Explorer

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Theorem frlmlss 21710

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 21707	. . . 4 ⊢ ((𝑅 ∈ Ring ∧ 𝐼 ∈ 𝑊) → 𝐹 = (𝑅 ⊕_m (𝐼 × {(ringLMod‘𝑅)})))
4	3	fveq2d 6839	. . 3 ⊢ ((𝑅 ∈ Ring ∧ 𝐼 ∈ 𝑊) → (Base‘𝐹) = (Base‘(𝑅 ⊕_m (𝐼 × {(ringLMod‘𝑅)}))))
5	1, 4	eqtrid 2784	. 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 21159	. . . . . 6 ⊢ (𝑅 ∈ Ring → (ringLMod‘𝑅) ∈ LMod)
9	8	adantr 480	. . . . 5 ⊢ ((𝑅 ∈ Ring ∧ 𝐼 ∈ 𝑊) → (ringLMod‘𝑅) ∈ LMod)
10		fconst6g 6724	. . . . 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 6848	. . . . . . . 8 ⊢ (ringLMod‘𝑅) ∈ V
13	12	fvconst2 7152	. . . . . . 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 6839	. . . . 5 ⊢ (((𝑅 ∈ Ring ∧ 𝐼 ∈ 𝑊) ∧ 𝑖 ∈ 𝐼) → (Scalar‘((𝐼 × {(ringLMod‘𝑅)})‘𝑖)) = (Scalar‘(ringLMod‘𝑅)))
16		rlmsca 21154	. . . . . 6 ⊢ (𝑅 ∈ Ring → 𝑅 = (Scalar‘(ringLMod‘𝑅)))
17	16	ad2antrr 727	. . . . 5 ⊢ (((𝑅 ∈ Ring ∧ 𝐼 ∈ 𝑊) ∧ 𝑖 ∈ 𝐼) → 𝑅 = (Scalar‘(ringLMod‘𝑅)))
18	15, 17	eqtr4d 2775	. . . 4 ⊢ (((𝑅 ∈ Ring ∧ 𝐼 ∈ 𝑊) ∧ 𝑖 ∈ 𝐼) → (Scalar‘((𝐼 × {(ringLMod‘𝑅)})‘𝑖)) = 𝑅)
19		eqid 2737	. . . 4 ⊢ (𝑅X_s(𝐼 × {(ringLMod‘𝑅)})) = (𝑅X_s(𝐼 × {(ringLMod‘𝑅)}))
20		eqid 2737	. . . 4 ⊢ (LSubSp‘(𝑅X_s(𝐼 × {(ringLMod‘𝑅)}))) = (LSubSp‘(𝑅X_s(𝐼 × {(ringLMod‘𝑅)})))
21		eqid 2737	. . . 4 ⊢ (Base‘(𝑅 ⊕_m (𝐼 × {(ringLMod‘𝑅)}))) = (Base‘(𝑅 ⊕_m (𝐼 × {(ringLMod‘𝑅)})))
22	6, 7, 11, 18, 19, 20, 21	dsmmlss 21703	. . 3 ⊢ ((𝑅 ∈ Ring ∧ 𝐼 ∈ 𝑊) → (Base‘(𝑅 ⊕_m (𝐼 × {(ringLMod‘𝑅)}))) ∈ (LSubSp‘(𝑅X_s(𝐼 × {(ringLMod‘𝑅)}))))
23		eqid 2737	. . . . . . . . 9 ⊢ ((ringLMod‘𝑅) ↑_s 𝐼) = ((ringLMod‘𝑅) ↑_s 𝐼)
24		eqid 2737	. . . . . . . . 9 ⊢ (Scalar‘(ringLMod‘𝑅)) = (Scalar‘(ringLMod‘𝑅))
25	23, 24	pwsval 17410	. . . . . . . 8 ⊢ (((ringLMod‘𝑅) ∈ V ∧ 𝐼 ∈ 𝑊) → ((ringLMod‘𝑅) ↑_s 𝐼) = ((Scalar‘(ringLMod‘𝑅))X_s(𝐼 × {(ringLMod‘𝑅)})))
26	12, 25	mpan 691	. . . . . . 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 2743	. . . . . . . 8 ⊢ (𝑅 ∈ Ring → (Scalar‘(ringLMod‘𝑅)) = 𝑅)
29	28	adantr 480	. . . . . . 7 ⊢ ((𝑅 ∈ Ring ∧ 𝐼 ∈ 𝑊) → (Scalar‘(ringLMod‘𝑅)) = 𝑅)
30	29	oveq1d 7375	. . . . . 6 ⊢ ((𝑅 ∈ Ring ∧ 𝐼 ∈ 𝑊) → ((Scalar‘(ringLMod‘𝑅))X_s(𝐼 × {(ringLMod‘𝑅)})) = (𝑅X_s(𝐼 × {(ringLMod‘𝑅)})))
31	27, 30	eqtr2d 2773	. . . . 5 ⊢ ((𝑅 ∈ Ring ∧ 𝐼 ∈ 𝑊) → (𝑅X_s(𝐼 × {(ringLMod‘𝑅)})) = ((ringLMod‘𝑅) ↑_s 𝐼))
32	31	fveq2d 6839	. . . 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 2790	. . 3 ⊢ ((𝑅 ∈ Ring ∧ 𝐼 ∈ 𝑊) → (LSubSp‘(𝑅X_s(𝐼 × {(ringLMod‘𝑅)}))) = 𝑈)
35	22, 34	eleqtrd 2839	. 2 ⊢ ((𝑅 ∈ Ring ∧ 𝐼 ∈ 𝑊) → (Base‘(𝑅 ⊕_m (𝐼 × {(ringLMod‘𝑅)}))) ∈ 𝑈)
36	5, 35	eqeltrd 2837	1 ⊢ ((𝑅 ∈ Ring ∧ 𝐼 ∈ 𝑊) → 𝐵 ∈ 𝑈)

Colors of variables: wff setvar class

Syntax hints: → wi 4 ∧ wa 395 = wceq 1542 ∈ wcel 2114 Vcvv 3441 {csn 4581 × cxp 5623 ⟶wf 6489 ‘cfv 6493 (class class class)co 7360 Basecbs 17140 Scalarcsca 17184 X_scprds 17369 ↑_s cpws 17370 Ringcrg 20172 LModclmod 20815 LSubSpclss 20886 ringLModcrglmod 21128 ⊕_m cdsmm 21690 freeLMod cfrlm 21705

This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1797 ax-4 1811 ax-5 1912 ax-6 1969 ax-7 2010 ax-8 2116 ax-9 2124 ax-10 2147 ax-11 2163 ax-12 2185 ax-ext 2709 ax-rep 5225 ax-sep 5242 ax-nul 5252 ax-pow 5311 ax-pr 5378 ax-un 7682 ax-cnex 11086 ax-resscn 11087 ax-1cn 11088 ax-icn 11089 ax-addcl 11090 ax-addrcl 11091 ax-mulcl 11092 ax-mulrcl 11093 ax-mulcom 11094 ax-addass 11095 ax-mulass 11096 ax-distr 11097 ax-i2m1 11098 ax-1ne0 11099 ax-1rid 11100 ax-rnegex 11101 ax-rrecex 11102 ax-cnre 11103 ax-pre-lttri 11104 ax-pre-lttrn 11105 ax-pre-ltadd 11106 ax-pre-mulgt0 11107

This theorem depends on definitions: df-bi 207 df-an 396 df-or 849 df-3or 1088 df-3an 1089 df-tru 1545 df-fal 1555 df-ex 1782 df-nf 1786 df-sb 2069 df-mo 2540 df-eu 2570 df-clab 2716 df-cleq 2729 df-clel 2812 df-nfc 2886 df-ne 2934 df-nel 3038 df-ral 3053 df-rex 3062 df-rmo 3351 df-reu 3352 df-rab 3401 df-v 3443 df-sbc 3742 df-csb 3851 df-dif 3905 df-un 3907 df-in 3909 df-ss 3919 df-pss 3922 df-nul 4287 df-if 4481 df-pw 4557 df-sn 4582 df-pr 4584 df-tp 4586 df-op 4588 df-uni 4865 df-iun 4949 df-br 5100 df-opab 5162 df-mpt 5181 df-tr 5207 df-id 5520 df-eprel 5525 df-po 5533 df-so 5534 df-fr 5578 df-we 5580 df-xp 5631 df-rel 5632 df-cnv 5633 df-co 5634 df-dm 5635 df-rn 5636 df-res 5637 df-ima 5638 df-pred 6260 df-ord 6321 df-on 6322 df-lim 6323 df-suc 6324 df-iota 6449 df-fun 6495 df-fn 6496 df-f 6497 df-f1 6498 df-fo 6499 df-f1o 6500 df-fv 6501 df-riota 7317 df-ov 7363 df-oprab 7364 df-mpo 7365 df-om 7811 df-1st 7935 df-2nd 7936 df-frecs 8225 df-wrecs 8256 df-recs 8305 df-rdg 8343 df-1o 8399 df-er 8637 df-map 8769 df-ixp 8840 df-en 8888 df-dom 8889 df-sdom 8890 df-fin 8891 df-sup 9349 df-pnf 11172 df-mnf 11173 df-xr 11174 df-ltxr 11175 df-le 11176 df-sub 11370 df-neg 11371 df-nn 12150 df-2 12212 df-3 12213 df-4 12214 df-5 12215 df-6 12216 df-7 12217 df-8 12218 df-9 12219 df-n0 12406 df-z 12493 df-dec 12612 df-uz 12756 df-fz 13428 df-struct 17078 df-sets 17095 df-slot 17113 df-ndx 17125 df-base 17141 df-ress 17162 df-plusg 17194 df-mulr 17195 df-sca 17197 df-vsca 17198 df-ip 17199 df-tset 17200 df-ple 17201 df-ds 17203 df-hom 17205 df-cco 17206 df-0g 17365 df-prds 17371 df-pws 17373 df-mgm 18569 df-sgrp 18648 df-mnd 18664 df-grp 18870 df-minusg 18871 df-sbg 18872 df-subg 19057 df-cmn 19715 df-abl 19716 df-mgp 20080 df-rng 20092 df-ur 20121 df-ring 20174 df-subrg 20507 df-lmod 20817 df-lss 20887 df-sra 21129 df-rgmod 21130 df-dsmm 21691 df-frlm 21706

This theorem is referenced by: frlm0 21713 frlmsubgval 21724 frlmgsum 21731 frlmsplit2 21732

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