Theorem lkrlss 39077

Description: The kernel of a linear functional is a subspace. (nlelshi 32089 analog.) (Contributed by NM, 16-Apr-2014.)

Hypotheses

Ref	Expression
lkrlss.f	⊢ 𝐹 = (LFnl‘𝑊)
lkrlss.k	⊢ 𝐾 = (LKer‘𝑊)
lkrlss.s	⊢ 𝑆 = (LSubSp‘𝑊)

Assertion

Ref	Expression
lkrlss	⊢ ((𝑊 ∈ LMod ∧ 𝐺 ∈ 𝐹) → (𝐾‘𝐺) ∈ 𝑆)

Proof of Theorem lkrlss

Dummy variables 𝑥 𝑟 𝑦 are mutually distinct and distinct from all other variables.

Step	Hyp	Ref	Expression
1		eqid 2735	. . . 4 ⊢ (Base‘𝑊) = (Base‘𝑊)
2		eqid 2735	. . . 4 ⊢ (Scalar‘𝑊) = (Scalar‘𝑊)
3		eqid 2735	. . . 4 ⊢ (0g‘(Scalar‘𝑊)) = (0g‘(Scalar‘𝑊))
4		lkrlss.f	. . . 4 ⊢ 𝐹 = (LFnl‘𝑊)
5		lkrlss.k	. . . 4 ⊢ 𝐾 = (LKer‘𝑊)
6	1, 2, 3, 4, 5	lkrval2 39072	. . 3 ⊢ ((𝑊 ∈ LMod ∧ 𝐺 ∈ 𝐹) → (𝐾‘𝐺) = {𝑥 ∈ (Base‘𝑊) ∣ (𝐺‘𝑥) = (0g‘(Scalar‘𝑊))})
7		ssrab2 4090	. . 3 ⊢ {𝑥 ∈ (Base‘𝑊) ∣ (𝐺‘𝑥) = (0g‘(Scalar‘𝑊))} ⊆ (Base‘𝑊)
8	6, 7	eqsstrdi 4050	. 2 ⊢ ((𝑊 ∈ LMod ∧ 𝐺 ∈ 𝐹) → (𝐾‘𝐺) ⊆ (Base‘𝑊))
9		eqid 2735	. . . . . 6 ⊢ (0g‘𝑊) = (0g‘𝑊)
10	1, 9	lmod0vcl 20906	. . . . 5 ⊢ (𝑊 ∈ LMod → (0g‘𝑊) ∈ (Base‘𝑊))
11	10	adantr 480	. . . 4 ⊢ ((𝑊 ∈ LMod ∧ 𝐺 ∈ 𝐹) → (0g‘𝑊) ∈ (Base‘𝑊))
12	2, 3, 9, 4	lfl0 39047	. . . 4 ⊢ ((𝑊 ∈ LMod ∧ 𝐺 ∈ 𝐹) → (𝐺‘(0g‘𝑊)) = (0g‘(Scalar‘𝑊)))
13	1, 2, 3, 4, 5	ellkr 39071	. . . 4 ⊢ ((𝑊 ∈ LMod ∧ 𝐺 ∈ 𝐹) → ((0g‘𝑊) ∈ (𝐾‘𝐺) ↔ ((0g‘𝑊) ∈ (Base‘𝑊) ∧ (𝐺‘(0g‘𝑊)) = (0g‘(Scalar‘𝑊)))))
14	11, 12, 13	mpbir2and 713	. . 3 ⊢ ((𝑊 ∈ LMod ∧ 𝐺 ∈ 𝐹) → (0g‘𝑊) ∈ (𝐾‘𝐺))
15	14	ne0d 4348	. 2 ⊢ ((𝑊 ∈ LMod ∧ 𝐺 ∈ 𝐹) → (𝐾‘𝐺) ≠ ∅)
16		simplll 775	. . . . . 6 ⊢ ((((𝑊 ∈ LMod ∧ 𝐺 ∈ 𝐹) ∧ 𝑟 ∈ (Base‘(Scalar‘𝑊))) ∧ (𝑥 ∈ (𝐾‘𝐺) ∧ 𝑦 ∈ (𝐾‘𝐺))) → 𝑊 ∈ LMod)
17		simplr 769	. . . . . . 7 ⊢ ((((𝑊 ∈ LMod ∧ 𝐺 ∈ 𝐹) ∧ 𝑟 ∈ (Base‘(Scalar‘𝑊))) ∧ (𝑥 ∈ (𝐾‘𝐺) ∧ 𝑦 ∈ (𝐾‘𝐺))) → 𝑟 ∈ (Base‘(Scalar‘𝑊)))
18		simpllr 776	. . . . . . . 8 ⊢ ((((𝑊 ∈ LMod ∧ 𝐺 ∈ 𝐹) ∧ 𝑟 ∈ (Base‘(Scalar‘𝑊))) ∧ (𝑥 ∈ (𝐾‘𝐺) ∧ 𝑦 ∈ (𝐾‘𝐺))) → 𝐺 ∈ 𝐹)
19		simprl 771	. . . . . . . 8 ⊢ ((((𝑊 ∈ LMod ∧ 𝐺 ∈ 𝐹) ∧ 𝑟 ∈ (Base‘(Scalar‘𝑊))) ∧ (𝑥 ∈ (𝐾‘𝐺) ∧ 𝑦 ∈ (𝐾‘𝐺))) → 𝑥 ∈ (𝐾‘𝐺))
20	1, 4, 5	lkrcl 39074	. . . . . . . 8 ⊢ ((𝑊 ∈ LMod ∧ 𝐺 ∈ 𝐹 ∧ 𝑥 ∈ (𝐾‘𝐺)) → 𝑥 ∈ (Base‘𝑊))
21	16, 18, 19, 20	syl3anc 1370	. . . . . . 7 ⊢ ((((𝑊 ∈ LMod ∧ 𝐺 ∈ 𝐹) ∧ 𝑟 ∈ (Base‘(Scalar‘𝑊))) ∧ (𝑥 ∈ (𝐾‘𝐺) ∧ 𝑦 ∈ (𝐾‘𝐺))) → 𝑥 ∈ (Base‘𝑊))
22		eqid 2735	. . . . . . . 8 ⊢ ( ·𝑠 ‘𝑊) = ( ·𝑠 ‘𝑊)
23		eqid 2735	. . . . . . . 8 ⊢ (Base‘(Scalar‘𝑊)) = (Base‘(Scalar‘𝑊))
24	1, 2, 22, 23	lmodvscl 20893	. . . . . . 7 ⊢ ((𝑊 ∈ LMod ∧ 𝑟 ∈ (Base‘(Scalar‘𝑊)) ∧ 𝑥 ∈ (Base‘𝑊)) → (𝑟( ·𝑠 ‘𝑊)𝑥) ∈ (Base‘𝑊))
25	16, 17, 21, 24	syl3anc 1370	. . . . . 6 ⊢ ((((𝑊 ∈ LMod ∧ 𝐺 ∈ 𝐹) ∧ 𝑟 ∈ (Base‘(Scalar‘𝑊))) ∧ (𝑥 ∈ (𝐾‘𝐺) ∧ 𝑦 ∈ (𝐾‘𝐺))) → (𝑟( ·𝑠 ‘𝑊)𝑥) ∈ (Base‘𝑊))
26		simprr 773	. . . . . . 7 ⊢ ((((𝑊 ∈ LMod ∧ 𝐺 ∈ 𝐹) ∧ 𝑟 ∈ (Base‘(Scalar‘𝑊))) ∧ (𝑥 ∈ (𝐾‘𝐺) ∧ 𝑦 ∈ (𝐾‘𝐺))) → 𝑦 ∈ (𝐾‘𝐺))
27	1, 4, 5	lkrcl 39074	. . . . . . 7 ⊢ ((𝑊 ∈ LMod ∧ 𝐺 ∈ 𝐹 ∧ 𝑦 ∈ (𝐾‘𝐺)) → 𝑦 ∈ (Base‘𝑊))
28	16, 18, 26, 27	syl3anc 1370	. . . . . 6 ⊢ ((((𝑊 ∈ LMod ∧ 𝐺 ∈ 𝐹) ∧ 𝑟 ∈ (Base‘(Scalar‘𝑊))) ∧ (𝑥 ∈ (𝐾‘𝐺) ∧ 𝑦 ∈ (𝐾‘𝐺))) → 𝑦 ∈ (Base‘𝑊))
29		eqid 2735	. . . . . . 7 ⊢ (+g‘𝑊) = (+g‘𝑊)
30	1, 29	lmodvacl 20890	. . . . . 6 ⊢ ((𝑊 ∈ LMod ∧ (𝑟( ·𝑠 ‘𝑊)𝑥) ∈ (Base‘𝑊) ∧ 𝑦 ∈ (Base‘𝑊)) → ((𝑟( ·𝑠 ‘𝑊)𝑥)(+g‘𝑊)𝑦) ∈ (Base‘𝑊))
31	16, 25, 28, 30	syl3anc 1370	. . . . 5 ⊢ ((((𝑊 ∈ LMod ∧ 𝐺 ∈ 𝐹) ∧ 𝑟 ∈ (Base‘(Scalar‘𝑊))) ∧ (𝑥 ∈ (𝐾‘𝐺) ∧ 𝑦 ∈ (𝐾‘𝐺))) → ((𝑟( ·𝑠 ‘𝑊)𝑥)(+g‘𝑊)𝑦) ∈ (Base‘𝑊))
32		eqid 2735	. . . . . . . 8 ⊢ (+g‘(Scalar‘𝑊)) = (+g‘(Scalar‘𝑊))
33		eqid 2735	. . . . . . . 8 ⊢ (.r‘(Scalar‘𝑊)) = (.r‘(Scalar‘𝑊))
34	1, 29, 2, 22, 23, 32, 33, 4	lfli 39043	. . . . . . 7 ⊢ ((𝑊 ∈ LMod ∧ 𝐺 ∈ 𝐹 ∧ (𝑟 ∈ (Base‘(Scalar‘𝑊)) ∧ 𝑥 ∈ (Base‘𝑊) ∧ 𝑦 ∈ (Base‘𝑊))) → (𝐺‘((𝑟( ·𝑠 ‘𝑊)𝑥)(+g‘𝑊)𝑦)) = ((𝑟(.r‘(Scalar‘𝑊))(𝐺‘𝑥))(+g‘(Scalar‘𝑊))(𝐺‘𝑦)))
35	16, 18, 17, 21, 28, 34	syl113anc 1381	. . . . . 6 ⊢ ((((𝑊 ∈ LMod ∧ 𝐺 ∈ 𝐹) ∧ 𝑟 ∈ (Base‘(Scalar‘𝑊))) ∧ (𝑥 ∈ (𝐾‘𝐺) ∧ 𝑦 ∈ (𝐾‘𝐺))) → (𝐺‘((𝑟( ·𝑠 ‘𝑊)𝑥)(+g‘𝑊)𝑦)) = ((𝑟(.r‘(Scalar‘𝑊))(𝐺‘𝑥))(+g‘(Scalar‘𝑊))(𝐺‘𝑦)))
36	2, 3, 4, 5	lkrf0 39075	. . . . . . . . . 10 ⊢ ((𝑊 ∈ LMod ∧ 𝐺 ∈ 𝐹 ∧ 𝑥 ∈ (𝐾‘𝐺)) → (𝐺‘𝑥) = (0g‘(Scalar‘𝑊)))
37	16, 18, 19, 36	syl3anc 1370	. . . . . . . . 9 ⊢ ((((𝑊 ∈ LMod ∧ 𝐺 ∈ 𝐹) ∧ 𝑟 ∈ (Base‘(Scalar‘𝑊))) ∧ (𝑥 ∈ (𝐾‘𝐺) ∧ 𝑦 ∈ (𝐾‘𝐺))) → (𝐺‘𝑥) = (0g‘(Scalar‘𝑊)))
38	37	oveq2d 7447	. . . . . . . 8 ⊢ ((((𝑊 ∈ LMod ∧ 𝐺 ∈ 𝐹) ∧ 𝑟 ∈ (Base‘(Scalar‘𝑊))) ∧ (𝑥 ∈ (𝐾‘𝐺) ∧ 𝑦 ∈ (𝐾‘𝐺))) → (𝑟(.r‘(Scalar‘𝑊))(𝐺‘𝑥)) = (𝑟(.r‘(Scalar‘𝑊))(0g‘(Scalar‘𝑊))))
39	2	lmodring 20883	. . . . . . . . . 10 ⊢ (𝑊 ∈ LMod → (Scalar‘𝑊) ∈ Ring)
40	16, 39	syl 17	. . . . . . . . 9 ⊢ ((((𝑊 ∈ LMod ∧ 𝐺 ∈ 𝐹) ∧ 𝑟 ∈ (Base‘(Scalar‘𝑊))) ∧ (𝑥 ∈ (𝐾‘𝐺) ∧ 𝑦 ∈ (𝐾‘𝐺))) → (Scalar‘𝑊) ∈ Ring)
41	23, 33, 3	ringrz 20308	. . . . . . . . 9 ⊢ (((Scalar‘𝑊) ∈ Ring ∧ 𝑟 ∈ (Base‘(Scalar‘𝑊))) → (𝑟(.r‘(Scalar‘𝑊))(0g‘(Scalar‘𝑊))) = (0g‘(Scalar‘𝑊)))
42	40, 17, 41	syl2anc 584	. . . . . . . 8 ⊢ ((((𝑊 ∈ LMod ∧ 𝐺 ∈ 𝐹) ∧ 𝑟 ∈ (Base‘(Scalar‘𝑊))) ∧ (𝑥 ∈ (𝐾‘𝐺) ∧ 𝑦 ∈ (𝐾‘𝐺))) → (𝑟(.r‘(Scalar‘𝑊))(0g‘(Scalar‘𝑊))) = (0g‘(Scalar‘𝑊)))
43	38, 42	eqtrd 2775	. . . . . . 7 ⊢ ((((𝑊 ∈ LMod ∧ 𝐺 ∈ 𝐹) ∧ 𝑟 ∈ (Base‘(Scalar‘𝑊))) ∧ (𝑥 ∈ (𝐾‘𝐺) ∧ 𝑦 ∈ (𝐾‘𝐺))) → (𝑟(.r‘(Scalar‘𝑊))(𝐺‘𝑥)) = (0g‘(Scalar‘𝑊)))
44	2, 3, 4, 5	lkrf0 39075	. . . . . . . 8 ⊢ ((𝑊 ∈ LMod ∧ 𝐺 ∈ 𝐹 ∧ 𝑦 ∈ (𝐾‘𝐺)) → (𝐺‘𝑦) = (0g‘(Scalar‘𝑊)))
45	16, 18, 26, 44	syl3anc 1370	. . . . . . 7 ⊢ ((((𝑊 ∈ LMod ∧ 𝐺 ∈ 𝐹) ∧ 𝑟 ∈ (Base‘(Scalar‘𝑊))) ∧ (𝑥 ∈ (𝐾‘𝐺) ∧ 𝑦 ∈ (𝐾‘𝐺))) → (𝐺‘𝑦) = (0g‘(Scalar‘𝑊)))
46	43, 45	oveq12d 7449	. . . . . 6 ⊢ ((((𝑊 ∈ LMod ∧ 𝐺 ∈ 𝐹) ∧ 𝑟 ∈ (Base‘(Scalar‘𝑊))) ∧ (𝑥 ∈ (𝐾‘𝐺) ∧ 𝑦 ∈ (𝐾‘𝐺))) → ((𝑟(.r‘(Scalar‘𝑊))(𝐺‘𝑥))(+g‘(Scalar‘𝑊))(𝐺‘𝑦)) = ((0g‘(Scalar‘𝑊))(+g‘(Scalar‘𝑊))(0g‘(Scalar‘𝑊))))
47	2	lmodfgrp 20884	. . . . . . . 8 ⊢ (𝑊 ∈ LMod → (Scalar‘𝑊) ∈ Grp)
48	16, 47	syl 17	. . . . . . 7 ⊢ ((((𝑊 ∈ LMod ∧ 𝐺 ∈ 𝐹) ∧ 𝑟 ∈ (Base‘(Scalar‘𝑊))) ∧ (𝑥 ∈ (𝐾‘𝐺) ∧ 𝑦 ∈ (𝐾‘𝐺))) → (Scalar‘𝑊) ∈ Grp)
49	23, 3	grpidcl 18996	. . . . . . 7 ⊢ ((Scalar‘𝑊) ∈ Grp → (0g‘(Scalar‘𝑊)) ∈ (Base‘(Scalar‘𝑊)))
50	23, 32, 3	grplid 18998	. . . . . . 7 ⊢ (((Scalar‘𝑊) ∈ Grp ∧ (0g‘(Scalar‘𝑊)) ∈ (Base‘(Scalar‘𝑊))) → ((0g‘(Scalar‘𝑊))(+g‘(Scalar‘𝑊))(0g‘(Scalar‘𝑊))) = (0g‘(Scalar‘𝑊)))
51	48, 49, 50	syl2anc2 585	. . . . . 6 ⊢ ((((𝑊 ∈ LMod ∧ 𝐺 ∈ 𝐹) ∧ 𝑟 ∈ (Base‘(Scalar‘𝑊))) ∧ (𝑥 ∈ (𝐾‘𝐺) ∧ 𝑦 ∈ (𝐾‘𝐺))) → ((0g‘(Scalar‘𝑊))(+g‘(Scalar‘𝑊))(0g‘(Scalar‘𝑊))) = (0g‘(Scalar‘𝑊)))
52	35, 46, 51	3eqtrd 2779	. . . . 5 ⊢ ((((𝑊 ∈ LMod ∧ 𝐺 ∈ 𝐹) ∧ 𝑟 ∈ (Base‘(Scalar‘𝑊))) ∧ (𝑥 ∈ (𝐾‘𝐺) ∧ 𝑦 ∈ (𝐾‘𝐺))) → (𝐺‘((𝑟( ·𝑠 ‘𝑊)𝑥)(+g‘𝑊)𝑦)) = (0g‘(Scalar‘𝑊)))
53	1, 2, 3, 4, 5	ellkr 39071	. . . . . 6 ⊢ ((𝑊 ∈ LMod ∧ 𝐺 ∈ 𝐹) → (((𝑟( ·𝑠 ‘𝑊)𝑥)(+g‘𝑊)𝑦) ∈ (𝐾‘𝐺) ↔ (((𝑟( ·𝑠 ‘𝑊)𝑥)(+g‘𝑊)𝑦) ∈ (Base‘𝑊) ∧ (𝐺‘((𝑟( ·𝑠 ‘𝑊)𝑥)(+g‘𝑊)𝑦)) = (0g‘(Scalar‘𝑊)))))
54	53	ad2antrr 726	. . . . 5 ⊢ ((((𝑊 ∈ LMod ∧ 𝐺 ∈ 𝐹) ∧ 𝑟 ∈ (Base‘(Scalar‘𝑊))) ∧ (𝑥 ∈ (𝐾‘𝐺) ∧ 𝑦 ∈ (𝐾‘𝐺))) → (((𝑟( ·𝑠 ‘𝑊)𝑥)(+g‘𝑊)𝑦) ∈ (𝐾‘𝐺) ↔ (((𝑟( ·𝑠 ‘𝑊)𝑥)(+g‘𝑊)𝑦) ∈ (Base‘𝑊) ∧ (𝐺‘((𝑟( ·𝑠 ‘𝑊)𝑥)(+g‘𝑊)𝑦)) = (0g‘(Scalar‘𝑊)))))
55	31, 52, 54	mpbir2and 713	. . . 4 ⊢ ((((𝑊 ∈ LMod ∧ 𝐺 ∈ 𝐹) ∧ 𝑟 ∈ (Base‘(Scalar‘𝑊))) ∧ (𝑥 ∈ (𝐾‘𝐺) ∧ 𝑦 ∈ (𝐾‘𝐺))) → ((𝑟( ·𝑠 ‘𝑊)𝑥)(+g‘𝑊)𝑦) ∈ (𝐾‘𝐺))
56	55	ralrimivva 3200	. . 3 ⊢ (((𝑊 ∈ LMod ∧ 𝐺 ∈ 𝐹) ∧ 𝑟 ∈ (Base‘(Scalar‘𝑊))) → ∀𝑥 ∈ (𝐾‘𝐺)∀𝑦 ∈ (𝐾‘𝐺)((𝑟( ·𝑠 ‘𝑊)𝑥)(+g‘𝑊)𝑦) ∈ (𝐾‘𝐺))
57	56	ralrimiva 3144	. 2 ⊢ ((𝑊 ∈ LMod ∧ 𝐺 ∈ 𝐹) → ∀𝑟 ∈ (Base‘(Scalar‘𝑊))∀𝑥 ∈ (𝐾‘𝐺)∀𝑦 ∈ (𝐾‘𝐺)((𝑟( ·𝑠 ‘𝑊)𝑥)(+g‘𝑊)𝑦) ∈ (𝐾‘𝐺))
58		lkrlss.s	. . 3 ⊢ 𝑆 = (LSubSp‘𝑊)
59	2, 23, 1, 29, 22, 58	islss 20950	. 2 ⊢ ((𝐾‘𝐺) ∈ 𝑆 ↔ ((𝐾‘𝐺) ⊆ (Base‘𝑊) ∧ (𝐾‘𝐺) ≠ ∅ ∧ ∀𝑟 ∈ (Base‘(Scalar‘𝑊))∀𝑥 ∈ (𝐾‘𝐺)∀𝑦 ∈ (𝐾‘𝐺)((𝑟( ·𝑠 ‘𝑊)𝑥)(+g‘𝑊)𝑦) ∈ (𝐾‘𝐺)))
60	8, 15, 57, 59	syl3anbrc 1342	1 ⊢ ((𝑊 ∈ LMod ∧ 𝐺 ∈ 𝐹) → (𝐾‘𝐺) ∈ 𝑆)

Syntax hints:   → wi 4   ↔ wb 206   ∧ wa 395   = wceq 1537   ∈ wcel 2106   ≠ wne 2938  ∀wral 3059  {crab 3433   ⊆ wss 3963  ∅c0 4339  ‘cfv 6563  (class class class)co 7431  Basecbs 17245  +_gcplusg 17298  ._rcmulr 17299  Scalarcsca 17301   ·_𝑠 cvsca 17302  0_gc0g 17486  Grpcgrp 18964  Ringcrg 20251  LModclmod 20875  LSubSpclss 20947  LFnlclfn 39039  LKerclk 39067

This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1792  ax-4 1806  ax-5 1908  ax-6 1965  ax-7 2005  ax-8 2108  ax-9 2116  ax-10 2139  ax-11 2155  ax-12 2175  ax-ext 2706  ax-rep 5285  ax-sep 5302  ax-nul 5312  ax-pow 5371  ax-pr 5438  ax-un 7754  ax-cnex 11209  ax-resscn 11210  ax-1cn 11211  ax-icn 11212  ax-addcl 11213  ax-addrcl 11214  ax-mulcl 11215  ax-mulrcl 11216  ax-mulcom 11217  ax-addass 11218  ax-mulass 11219  ax-distr 11220  ax-i2m1 11221  ax-1ne0 11222  ax-1rid 11223  ax-rnegex 11224  ax-rrecex 11225  ax-cnre 11226  ax-pre-lttri 11227  ax-pre-lttrn 11228  ax-pre-ltadd 11229  ax-pre-mulgt0 11230

This theorem depends on definitions:  df-bi 207  df-an 396  df-or 848  df-3or 1087  df-3an 1088  df-tru 1540  df-fal 1550  df-ex 1777  df-nf 1781  df-sb 2063  df-mo 2538  df-eu 2567  df-clab 2713  df-cleq 2727  df-clel 2814  df-nfc 2890  df-ne 2939  df-nel 3045  df-ral 3060  df-rex 3069  df-rmo 3378  df-reu 3379  df-rab 3434  df-v 3480  df-sbc 3792  df-csb 3909  df-dif 3966  df-un 3968  df-in 3970  df-ss 3980  df-pss 3983  df-nul 4340  df-if 4532  df-pw 4607  df-sn 4632  df-pr 4634  df-op 4638  df-uni 4913  df-iun 4998  df-br 5149  df-opab 5211  df-mpt 5232  df-tr 5266  df-id 5583  df-eprel 5589  df-po 5597  df-so 5598  df-fr 5641  df-we 5643  df-xp 5695  df-rel 5696  df-cnv 5697  df-co 5698  df-dm 5699  df-rn 5700  df-res 5701  df-ima 5702  df-pred 6323  df-ord 6389  df-on 6390  df-lim 6391  df-suc 6392  df-iota 6516  df-fun 6565  df-fn 6566  df-f 6567  df-f1 6568  df-fo 6569  df-f1o 6570  df-fv 6571  df-riota 7388  df-ov 7434  df-oprab 7435  df-mpo 7436  df-om 7888  df-1st 8013  df-2nd 8014  df-frecs 8305  df-wrecs 8336  df-recs 8410  df-rdg 8449  df-er 8744  df-map 8867  df-en 8985  df-dom 8986  df-sdom 8987  df-pnf 11295  df-mnf 11296  df-xr 11297  df-ltxr 11298  df-le 11299  df-sub 11492  df-neg 11493  df-nn 12265  df-2 12327  df-sets 17198  df-slot 17216  df-ndx 17228  df-base 17246  df-plusg 17311  df-0g 17488  df-mgm 18666  df-sgrp 18745  df-mnd 18761  df-grp 18967  df-minusg 18968  df-sbg 18969  df-cmn 19815  df-abl 19816  df-mgp 20153  df-rng 20171  df-ur 20200  df-ring 20253  df-lmod 20877  df-lss 20948  df-lfl 39040  df-lkr 39068

This theorem is referenced by:  lkrssv  39078  lkrlsp  39084  lkrlsp3  39086  lkrshp  39087  lclkrlem2f  41495  lclkrlem2n  41503  lclkrlem2v  41511  lcfrlem25  41550  lcfrlem35  41560