lkrss2N - Mathbox for Norm Megill

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Theorem lkrss2N 38551

Description: Two functionals with kernels in a subset relationship. (Contributed by NM, 17-Feb-2015.) (New usage is discouraged.)

**Hypotheses**
Ref	Expression
lkrss2.s	⊢ 𝑆 = (Scalar‘𝑊)
lkrss2.r	⊢ 𝑅 = (Base‘𝑆)
lkrss2.f	⊢ 𝐹 = (LFnl‘𝑊)
lkrss2.k	⊢ 𝐾 = (LKer‘𝑊)
lkrss2.d	⊢ 𝐷 = (LDual‘𝑊)
lkrss2.t	⊢ · = ( ·_𝑠 ‘𝐷)
lkrss2.w	⊢ (𝜑 → 𝑊 ∈ LVec)
lkrss2.g	⊢ (𝜑 → 𝐺 ∈ 𝐹)
lkrss2.h	⊢ (𝜑 → 𝐻 ∈ 𝐹)

**Assertion**
Ref	Expression
lkrss2N	⊢ (𝜑 → ((𝐾‘𝐺) ⊆ (𝐾‘𝐻) ↔ ∃𝑟 ∈ 𝑅 𝐻 = (𝑟 · 𝐺)))

Distinct variable groups: 𝐹,𝑟 𝐺,𝑟 𝐻,𝑟 𝐾,𝑟 𝑅,𝑟 𝑆,𝑟 𝑊,𝑟 𝜑,𝑟 · ,𝑟 Allowed substitution hint: 𝐷(𝑟)

**Proof of Theorem lkrss2N**
Step	Hyp	Ref	Expression
1		sspss 4094	. . 3 ⊢ ((𝐾‘𝐺) ⊆ (𝐾‘𝐻) ↔ ((𝐾‘𝐺) ⊊ (𝐾‘𝐻) ∨ (𝐾‘𝐺) = (𝐾‘𝐻)))
2		lkrss2.f	. . . . . . 7 ⊢ 𝐹 = (LFnl‘𝑊)
3		lkrss2.k	. . . . . . 7 ⊢ 𝐾 = (LKer‘𝑊)
4		lkrss2.d	. . . . . . 7 ⊢ 𝐷 = (LDual‘𝑊)
5		eqid 2726	. . . . . . 7 ⊢ (0_g‘𝐷) = (0_g‘𝐷)
6		lkrss2.w	. . . . . . 7 ⊢ (𝜑 → 𝑊 ∈ LVec)
7		lkrss2.g	. . . . . . 7 ⊢ (𝜑 → 𝐺 ∈ 𝐹)
8		lkrss2.h	. . . . . . 7 ⊢ (𝜑 → 𝐻 ∈ 𝐹)
9	2, 3, 4, 5, 6, 7, 8	lkrpssN 38545	. . . . . 6 ⊢ (𝜑 → ((𝐾‘𝐺) ⊊ (𝐾‘𝐻) ↔ (𝐺 ≠ (0_g‘𝐷) ∧ 𝐻 = (0_g‘𝐷))))
10		lveclmod 20951	. . . . . . . . . . . 12 ⊢ (𝑊 ∈ LVec → 𝑊 ∈ LMod)
11	6, 10	syl 17	. . . . . . . . . . 11 ⊢ (𝜑 → 𝑊 ∈ LMod)
12		lkrss2.s	. . . . . . . . . . . 12 ⊢ 𝑆 = (Scalar‘𝑊)
13		lkrss2.r	. . . . . . . . . . . 12 ⊢ 𝑅 = (Base‘𝑆)
14		eqid 2726	. . . . . . . . . . . 12 ⊢ (0_g‘𝑆) = (0_g‘𝑆)
15	12, 13, 14	lmod0cl 20731	. . . . . . . . . . 11 ⊢ (𝑊 ∈ LMod → (0_g‘𝑆) ∈ 𝑅)
16	11, 15	syl 17	. . . . . . . . . 10 ⊢ (𝜑 → (0_g‘𝑆) ∈ 𝑅)
17	16	adantr 480	. . . . . . . . 9 ⊢ ((𝜑 ∧ 𝐻 = (0_g‘𝐷)) → (0_g‘𝑆) ∈ 𝑅)
18		simpr 484	. . . . . . . . . 10 ⊢ ((𝜑 ∧ 𝐻 = (0_g‘𝐷)) → 𝐻 = (0_g‘𝐷))
19		lkrss2.t	. . . . . . . . . . . 12 ⊢ · = ( ·_𝑠 ‘𝐷)
20	2, 12, 14, 4, 19, 5, 11, 7	ldual0vs 38542	. . . . . . . . . . 11 ⊢ (𝜑 → ((0_g‘𝑆) · 𝐺) = (0_g‘𝐷))
21	20	adantr 480	. . . . . . . . . 10 ⊢ ((𝜑 ∧ 𝐻 = (0_g‘𝐷)) → ((0_g‘𝑆) · 𝐺) = (0_g‘𝐷))
22	18, 21	eqtr4d 2769	. . . . . . . . 9 ⊢ ((𝜑 ∧ 𝐻 = (0_g‘𝐷)) → 𝐻 = ((0_g‘𝑆) · 𝐺))
23		oveq1 7411	. . . . . . . . . 10 ⊢ (𝑟 = (0_g‘𝑆) → (𝑟 · 𝐺) = ((0_g‘𝑆) · 𝐺))
24	23	rspceeqv 3628	. . . . . . . . 9 ⊢ (((0_g‘𝑆) ∈ 𝑅 ∧ 𝐻 = ((0_g‘𝑆) · 𝐺)) → ∃𝑟 ∈ 𝑅 𝐻 = (𝑟 · 𝐺))
25	17, 22, 24	syl2anc 583	. . . . . . . 8 ⊢ ((𝜑 ∧ 𝐻 = (0_g‘𝐷)) → ∃𝑟 ∈ 𝑅 𝐻 = (𝑟 · 𝐺))
26	25	ex 412	. . . . . . 7 ⊢ (𝜑 → (𝐻 = (0_g‘𝐷) → ∃𝑟 ∈ 𝑅 𝐻 = (𝑟 · 𝐺)))
27	26	adantld 490	. . . . . 6 ⊢ (𝜑 → ((𝐺 ≠ (0_g‘𝐷) ∧ 𝐻 = (0_g‘𝐷)) → ∃𝑟 ∈ 𝑅 𝐻 = (𝑟 · 𝐺)))
28	9, 27	sylbid 239	. . . . 5 ⊢ (𝜑 → ((𝐾‘𝐺) ⊊ (𝐾‘𝐻) → ∃𝑟 ∈ 𝑅 𝐻 = (𝑟 · 𝐺)))
29	28	imp 406	. . . 4 ⊢ ((𝜑 ∧ (𝐾‘𝐺) ⊊ (𝐾‘𝐻)) → ∃𝑟 ∈ 𝑅 𝐻 = (𝑟 · 𝐺))
30	6	adantr 480	. . . . 5 ⊢ ((𝜑 ∧ (𝐾‘𝐺) = (𝐾‘𝐻)) → 𝑊 ∈ LVec)
31	7	adantr 480	. . . . 5 ⊢ ((𝜑 ∧ (𝐾‘𝐺) = (𝐾‘𝐻)) → 𝐺 ∈ 𝐹)
32	8	adantr 480	. . . . 5 ⊢ ((𝜑 ∧ (𝐾‘𝐺) = (𝐾‘𝐻)) → 𝐻 ∈ 𝐹)
33		simpr 484	. . . . 5 ⊢ ((𝜑 ∧ (𝐾‘𝐺) = (𝐾‘𝐻)) → (𝐾‘𝐺) = (𝐾‘𝐻))
34	12, 13, 2, 3, 4, 19, 30, 31, 32, 33	eqlkr4 38547	. . . 4 ⊢ ((𝜑 ∧ (𝐾‘𝐺) = (𝐾‘𝐻)) → ∃𝑟 ∈ 𝑅 𝐻 = (𝑟 · 𝐺))
35	29, 34	jaodan 954	. . 3 ⊢ ((𝜑 ∧ ((𝐾‘𝐺) ⊊ (𝐾‘𝐻) ∨ (𝐾‘𝐺) = (𝐾‘𝐻))) → ∃𝑟 ∈ 𝑅 𝐻 = (𝑟 · 𝐺))
36	1, 35	sylan2b 593	. 2 ⊢ ((𝜑 ∧ (𝐾‘𝐺) ⊆ (𝐾‘𝐻)) → ∃𝑟 ∈ 𝑅 𝐻 = (𝑟 · 𝐺))
37	6	adantr 480	. . . . . . 7 ⊢ ((𝜑 ∧ 𝑟 ∈ 𝑅) → 𝑊 ∈ LVec)
38	7	adantr 480	. . . . . . 7 ⊢ ((𝜑 ∧ 𝑟 ∈ 𝑅) → 𝐺 ∈ 𝐹)
39		simpr 484	. . . . . . 7 ⊢ ((𝜑 ∧ 𝑟 ∈ 𝑅) → 𝑟 ∈ 𝑅)
40	12, 13, 2, 3, 4, 19, 37, 38, 39	lkrss 38550	. . . . . 6 ⊢ ((𝜑 ∧ 𝑟 ∈ 𝑅) → (𝐾‘𝐺) ⊆ (𝐾‘(𝑟 · 𝐺)))
41	40	ex 412	. . . . 5 ⊢ (𝜑 → (𝑟 ∈ 𝑅 → (𝐾‘𝐺) ⊆ (𝐾‘(𝑟 · 𝐺))))
42		fveq2 6884	. . . . . . 7 ⊢ (𝐻 = (𝑟 · 𝐺) → (𝐾‘𝐻) = (𝐾‘(𝑟 · 𝐺)))
43	42	sseq2d 4009	. . . . . 6 ⊢ (𝐻 = (𝑟 · 𝐺) → ((𝐾‘𝐺) ⊆ (𝐾‘𝐻) ↔ (𝐾‘𝐺) ⊆ (𝐾‘(𝑟 · 𝐺))))
44	43	biimprcd 249	. . . . 5 ⊢ ((𝐾‘𝐺) ⊆ (𝐾‘(𝑟 · 𝐺)) → (𝐻 = (𝑟 · 𝐺) → (𝐾‘𝐺) ⊆ (𝐾‘𝐻)))
45	41, 44	syl6 35	. . . 4 ⊢ (𝜑 → (𝑟 ∈ 𝑅 → (𝐻 = (𝑟 · 𝐺) → (𝐾‘𝐺) ⊆ (𝐾‘𝐻))))
46	45	rexlimdv 3147	. . 3 ⊢ (𝜑 → (∃𝑟 ∈ 𝑅 𝐻 = (𝑟 · 𝐺) → (𝐾‘𝐺) ⊆ (𝐾‘𝐻)))
47	46	imp 406	. 2 ⊢ ((𝜑 ∧ ∃𝑟 ∈ 𝑅 𝐻 = (𝑟 · 𝐺)) → (𝐾‘𝐺) ⊆ (𝐾‘𝐻))
48	36, 47	impbida 798	1 ⊢ (𝜑 → ((𝐾‘𝐺) ⊆ (𝐾‘𝐻) ↔ ∃𝑟 ∈ 𝑅 𝐻 = (𝑟 · 𝐺)))

Colors of variables: wff setvar class

Syntax hints: → wi 4 ↔ wb 205 ∧ wa 395 ∨ wo 844 = wceq 1533 ∈ wcel 2098 ≠ wne 2934 ∃wrex 3064 ⊆ wss 3943 ⊊ wpss 3944 ‘cfv 6536 (class class class)co 7404 Basecbs 17150 Scalarcsca 17206 ·_𝑠 cvsca 17207 0_gc0g 17391 LModclmod 20703 LVecclvec 20947 LFnlclfn 38439 LKerclk 38467 LDualcld 38505

This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1789 ax-4 1803 ax-5 1905 ax-6 1963 ax-7 2003 ax-8 2100 ax-9 2108 ax-10 2129 ax-11 2146 ax-12 2163 ax-ext 2697 ax-rep 5278 ax-sep 5292 ax-nul 5299 ax-pow 5356 ax-pr 5420 ax-un 7721 ax-cnex 11165 ax-resscn 11166 ax-1cn 11167 ax-icn 11168 ax-addcl 11169 ax-addrcl 11170 ax-mulcl 11171 ax-mulrcl 11172 ax-mulcom 11173 ax-addass 11174 ax-mulass 11175 ax-distr 11176 ax-i2m1 11177 ax-1ne0 11178 ax-1rid 11179 ax-rnegex 11180 ax-rrecex 11181 ax-cnre 11182 ax-pre-lttri 11183 ax-pre-lttrn 11184 ax-pre-ltadd 11185 ax-pre-mulgt0 11186

This theorem depends on definitions: df-bi 206 df-an 396 df-or 845 df-3or 1085 df-3an 1086 df-tru 1536 df-fal 1546 df-ex 1774 df-nf 1778 df-sb 2060 df-mo 2528 df-eu 2557 df-clab 2704 df-cleq 2718 df-clel 2804 df-nfc 2879 df-ne 2935 df-nel 3041 df-ral 3056 df-rex 3065 df-rmo 3370 df-reu 3371 df-rab 3427 df-v 3470 df-sbc 3773 df-csb 3889 df-dif 3946 df-un 3948 df-in 3950 df-ss 3960 df-pss 3962 df-nul 4318 df-if 4524 df-pw 4599 df-sn 4624 df-pr 4626 df-tp 4628 df-op 4630 df-uni 4903 df-int 4944 df-iun 4992 df-br 5142 df-opab 5204 df-mpt 5225 df-tr 5259 df-id 5567 df-eprel 5573 df-po 5581 df-so 5582 df-fr 5624 df-we 5626 df-xp 5675 df-rel 5676 df-cnv 5677 df-co 5678 df-dm 5679 df-rn 5680 df-res 5681 df-ima 5682 df-pred 6293 df-ord 6360 df-on 6361 df-lim 6362 df-suc 6363 df-iota 6488 df-fun 6538 df-fn 6539 df-f 6540 df-f1 6541 df-fo 6542 df-f1o 6543 df-fv 6544 df-riota 7360 df-ov 7407 df-oprab 7408 df-mpo 7409 df-of 7666 df-om 7852 df-1st 7971 df-2nd 7972 df-tpos 8209 df-frecs 8264 df-wrecs 8295 df-recs 8369 df-rdg 8408 df-1o 8464 df-er 8702 df-map 8821 df-en 8939 df-dom 8940 df-sdom 8941 df-fin 8942 df-pnf 11251 df-mnf 11252 df-xr 11253 df-ltxr 11254 df-le 11255 df-sub 11447 df-neg 11448 df-nn 12214 df-2 12276 df-3 12277 df-4 12278 df-5 12279 df-6 12280 df-n0 12474 df-z 12560 df-uz 12824 df-fz 13488 df-struct 17086 df-sets 17103 df-slot 17121 df-ndx 17133 df-base 17151 df-ress 17180 df-plusg 17216 df-mulr 17217 df-sca 17219 df-vsca 17220 df-0g 17393 df-mgm 18570 df-sgrp 18649 df-mnd 18665 df-submnd 18711 df-grp 18863 df-minusg 18864 df-sbg 18865 df-subg 19047 df-cntz 19230 df-lsm 19553 df-cmn 19699 df-abl 19700 df-mgp 20037 df-rng 20055 df-ur 20084 df-ring 20137 df-oppr 20233 df-dvdsr 20256 df-unit 20257 df-invr 20287 df-drng 20586 df-lmod 20705 df-lss 20776 df-lsp 20816 df-lvec 20948 df-lshyp 38359 df-lfl 38440 df-lkr 38468 df-ldual 38506

This theorem is referenced by: lcfrvalsnN 40924

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