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Theorem lmodnegadd 20793

Description: Distribute negation through addition of scalar products. (Contributed by NM, 9-Apr-2015.)

**Hypotheses**
Ref	Expression
lmodnegadd.v	⊢ 𝑉 = (Base‘𝑊)
lmodnegadd.p	⊢ + = (+_g‘𝑊)
lmodnegadd.t	⊢ · = ( ·_𝑠 ‘𝑊)
lmodnegadd.n	⊢ 𝑁 = (inv_g‘𝑊)
lmodnegadd.r	⊢ 𝑅 = (Scalar‘𝑊)
lmodnegadd.k	⊢ 𝐾 = (Base‘𝑅)
lmodnegadd.i	⊢ 𝐼 = (inv_g‘𝑅)
lmodnegadd.w	⊢ (𝜑 → 𝑊 ∈ LMod)
lmodnegadd.a	⊢ (𝜑 → 𝐴 ∈ 𝐾)
lmodnegadd.b	⊢ (𝜑 → 𝐵 ∈ 𝐾)
lmodnegadd.x	⊢ (𝜑 → 𝑋 ∈ 𝑉)
lmodnegadd.y	⊢ (𝜑 → 𝑌 ∈ 𝑉)

**Assertion**
Ref	Expression
lmodnegadd	⊢ (𝜑 → (𝑁‘((𝐴 · 𝑋) + (𝐵 · 𝑌))) = (((𝐼‘𝐴) · 𝑋) + ((𝐼‘𝐵) · 𝑌)))

**Proof of Theorem lmodnegadd**
Step	Hyp	Ref	Expression
1		lmodnegadd.w	. . . 4 ⊢ (𝜑 → 𝑊 ∈ LMod)
2		lmodabl 20791	. . . 4 ⊢ (𝑊 ∈ LMod → 𝑊 ∈ Abel)
3	1, 2	syl 17	. . 3 ⊢ (𝜑 → 𝑊 ∈ Abel)
4		lmodnegadd.a	. . . 4 ⊢ (𝜑 → 𝐴 ∈ 𝐾)
5		lmodnegadd.x	. . . 4 ⊢ (𝜑 → 𝑋 ∈ 𝑉)
6		lmodnegadd.v	. . . . 5 ⊢ 𝑉 = (Base‘𝑊)
7		lmodnegadd.r	. . . . 5 ⊢ 𝑅 = (Scalar‘𝑊)
8		lmodnegadd.t	. . . . 5 ⊢ · = ( ·_𝑠 ‘𝑊)
9		lmodnegadd.k	. . . . 5 ⊢ 𝐾 = (Base‘𝑅)
10	6, 7, 8, 9	lmodvscl 20760	. . . 4 ⊢ ((𝑊 ∈ LMod ∧ 𝐴 ∈ 𝐾 ∧ 𝑋 ∈ 𝑉) → (𝐴 · 𝑋) ∈ 𝑉)
11	1, 4, 5, 10	syl3anc 1369	. . 3 ⊢ (𝜑 → (𝐴 · 𝑋) ∈ 𝑉)
12		lmodnegadd.b	. . . 4 ⊢ (𝜑 → 𝐵 ∈ 𝐾)
13		lmodnegadd.y	. . . 4 ⊢ (𝜑 → 𝑌 ∈ 𝑉)
14	6, 7, 8, 9	lmodvscl 20760	. . . 4 ⊢ ((𝑊 ∈ LMod ∧ 𝐵 ∈ 𝐾 ∧ 𝑌 ∈ 𝑉) → (𝐵 · 𝑌) ∈ 𝑉)
15	1, 12, 13, 14	syl3anc 1369	. . 3 ⊢ (𝜑 → (𝐵 · 𝑌) ∈ 𝑉)
16		lmodnegadd.p	. . . 4 ⊢ + = (+_g‘𝑊)
17		lmodnegadd.n	. . . 4 ⊢ 𝑁 = (inv_g‘𝑊)
18	6, 16, 17	ablinvadd 19761	. . 3 ⊢ ((𝑊 ∈ Abel ∧ (𝐴 · 𝑋) ∈ 𝑉 ∧ (𝐵 · 𝑌) ∈ 𝑉) → (𝑁‘((𝐴 · 𝑋) + (𝐵 · 𝑌))) = ((𝑁‘(𝐴 · 𝑋)) + (𝑁‘(𝐵 · 𝑌))))
19	3, 11, 15, 18	syl3anc 1369	. 2 ⊢ (𝜑 → (𝑁‘((𝐴 · 𝑋) + (𝐵 · 𝑌))) = ((𝑁‘(𝐴 · 𝑋)) + (𝑁‘(𝐵 · 𝑌))))
20		lmodnegadd.i	. . . 4 ⊢ 𝐼 = (inv_g‘𝑅)
21	6, 7, 8, 17, 9, 20, 1, 5, 4	lmodvsneg 20788	. . 3 ⊢ (𝜑 → (𝑁‘(𝐴 · 𝑋)) = ((𝐼‘𝐴) · 𝑋))
22	6, 7, 8, 17, 9, 20, 1, 13, 12	lmodvsneg 20788	. . 3 ⊢ (𝜑 → (𝑁‘(𝐵 · 𝑌)) = ((𝐼‘𝐵) · 𝑌))
23	21, 22	oveq12d 7438	. 2 ⊢ (𝜑 → ((𝑁‘(𝐴 · 𝑋)) + (𝑁‘(𝐵 · 𝑌))) = (((𝐼‘𝐴) · 𝑋) + ((𝐼‘𝐵) · 𝑌)))
24	19, 23	eqtrd 2768	1 ⊢ (𝜑 → (𝑁‘((𝐴 · 𝑋) + (𝐵 · 𝑌))) = (((𝐼‘𝐴) · 𝑋) + ((𝐼‘𝐵) · 𝑌)))

Colors of variables: wff setvar class

Syntax hints: → wi 4 = wceq 1534 ∈ wcel 2099 ‘cfv 6548 (class class class)co 7420 Basecbs 17179 +_gcplusg 17232 Scalarcsca 17235 ·_𝑠 cvsca 17236 inv_gcminusg 18890 Abelcabl 19735 LModclmod 20742

This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1790 ax-4 1804 ax-5 1906 ax-6 1964 ax-7 2004 ax-8 2101 ax-9 2109 ax-10 2130 ax-11 2147 ax-12 2167 ax-ext 2699 ax-sep 5299 ax-nul 5306 ax-pow 5365 ax-pr 5429 ax-un 7740 ax-cnex 11194 ax-resscn 11195 ax-1cn 11196 ax-icn 11197 ax-addcl 11198 ax-addrcl 11199 ax-mulcl 11200 ax-mulrcl 11201 ax-mulcom 11202 ax-addass 11203 ax-mulass 11204 ax-distr 11205 ax-i2m1 11206 ax-1ne0 11207 ax-1rid 11208 ax-rnegex 11209 ax-rrecex 11210 ax-cnre 11211 ax-pre-lttri 11212 ax-pre-lttrn 11213 ax-pre-ltadd 11214 ax-pre-mulgt0 11215

This theorem depends on definitions: df-bi 206 df-an 396 df-or 847 df-3or 1086 df-3an 1087 df-tru 1537 df-fal 1547 df-ex 1775 df-nf 1779 df-sb 2061 df-mo 2530 df-eu 2559 df-clab 2706 df-cleq 2720 df-clel 2806 df-nfc 2881 df-ne 2938 df-nel 3044 df-ral 3059 df-rex 3068 df-rmo 3373 df-reu 3374 df-rab 3430 df-v 3473 df-sbc 3777 df-csb 3893 df-dif 3950 df-un 3952 df-in 3954 df-ss 3964 df-pss 3966 df-nul 4324 df-if 4530 df-pw 4605 df-sn 4630 df-pr 4632 df-op 4636 df-uni 4909 df-iun 4998 df-br 5149 df-opab 5211 df-mpt 5232 df-tr 5266 df-id 5576 df-eprel 5582 df-po 5590 df-so 5591 df-fr 5633 df-we 5635 df-xp 5684 df-rel 5685 df-cnv 5686 df-co 5687 df-dm 5688 df-rn 5689 df-res 5690 df-ima 5691 df-pred 6305 df-ord 6372 df-on 6373 df-lim 6374 df-suc 6375 df-iota 6500 df-fun 6550 df-fn 6551 df-f 6552 df-f1 6553 df-fo 6554 df-f1o 6555 df-fv 6556 df-riota 7376 df-ov 7423 df-oprab 7424 df-mpo 7425 df-om 7871 df-2nd 7994 df-frecs 8286 df-wrecs 8317 df-recs 8391 df-rdg 8430 df-er 8724 df-en 8964 df-dom 8965 df-sdom 8966 df-pnf 11280 df-mnf 11281 df-xr 11282 df-ltxr 11283 df-le 11284 df-sub 11476 df-neg 11477 df-nn 12243 df-2 12305 df-sets 17132 df-slot 17150 df-ndx 17162 df-base 17180 df-plusg 17245 df-0g 17422 df-mgm 18599 df-sgrp 18678 df-mnd 18694 df-grp 18892 df-minusg 18893 df-cmn 19736 df-abl 19737 df-mgp 20074 df-rng 20092 df-ur 20121 df-ring 20174 df-lmod 20744

This theorem is referenced by: baerlem3lem1 41180

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