Theorem lmhmlnmsplit 44088

Description: If the kernel and range of a homomorphism of left modules are Noetherian, then so is the domain. (Contributed by Stefan O'Rear, 1-Jan-2015.) (Revised by Stefan O'Rear, 12-Jun-2015.)

Hypotheses

Ref	Expression
lmhmfgsplit.z	⊢ 0 = (0g‘𝑇)
lmhmfgsplit.k	⊢ 𝐾 = (◡𝐹 “ { 0 })
lmhmfgsplit.u	⊢ 𝑈 = (𝑆 ↾s 𝐾)
lmhmfgsplit.v	⊢ 𝑉 = (𝑇 ↾s ran 𝐹)

Assertion

Ref	Expression
lmhmlnmsplit	⊢ ((𝐹 ∈ (𝑆 LMHom 𝑇) ∧ 𝑈 ∈ LNoeM ∧ 𝑉 ∈ LNoeM) → 𝑆 ∈ LNoeM)

Proof of Theorem lmhmlnmsplit

Dummy variable 𝑎 is distinct from all other variables.

Step	Hyp	Ref	Expression
1		lmhmlmod1 21308	. . 3 ⊢ (𝐹 ∈ (𝑆 LMHom 𝑇) → 𝑆 ∈ LMod)
2	1	3ad2ant1 1151	. 2 ⊢ ((𝐹 ∈ (𝑆 LMHom 𝑇) ∧ 𝑈 ∈ LNoeM ∧ 𝑉 ∈ LNoeM) → 𝑆 ∈ LMod)
3		eqid 2761	. . . . . 6 ⊢ (LSubSp‘𝑆) = (LSubSp‘𝑆)
4		eqid 2761	. . . . . 6 ⊢ (𝑆 ↾s 𝑎) = (𝑆 ↾s 𝑎)
5	3, 4	reslmhm 21327	. . . . 5 ⊢ ((𝐹 ∈ (𝑆 LMHom 𝑇) ∧ 𝑎 ∈ (LSubSp‘𝑆)) → (𝐹 ↾ 𝑎) ∈ ((𝑆 ↾s 𝑎) LMHom 𝑇))
6	5	3ad2antl1 1204	. . . 4 ⊢ (((𝐹 ∈ (𝑆 LMHom 𝑇) ∧ 𝑈 ∈ LNoeM ∧ 𝑉 ∈ LNoeM) ∧ 𝑎 ∈ (LSubSp‘𝑆)) → (𝐹 ↾ 𝑎) ∈ ((𝑆 ↾s 𝑎) LMHom 𝑇))
7		cnvresima 6231	. . . . . . . 8 ⊢ (◡(𝐹 ↾ 𝑎) “ { 0 }) = ((◡𝐹 “ { 0 }) ∩ 𝑎)
8		lmhmfgsplit.k	. . . . . . . . . 10 ⊢ 𝐾 = (◡𝐹 “ { 0 })
9	8	eqcomi 2770	. . . . . . . . 9 ⊢ (◡𝐹 “ { 0 }) = 𝐾
10	9	ineq1i 4162	. . . . . . . 8 ⊢ ((◡𝐹 “ { 0 }) ∩ 𝑎) = (𝐾 ∩ 𝑎)
11		incom 4155	. . . . . . . 8 ⊢ (𝐾 ∩ 𝑎) = (𝑎 ∩ 𝐾)
12	7, 10, 11	3eqtri 2788	. . . . . . 7 ⊢ (◡(𝐹 ↾ 𝑎) “ { 0 }) = (𝑎 ∩ 𝐾)
13	12	oveq2i 7431	. . . . . 6 ⊢ ((𝑆 ↾s 𝑎) ↾s (◡(𝐹 ↾ 𝑎) “ { 0 })) = ((𝑆 ↾s 𝑎) ↾s (𝑎 ∩ 𝐾))
14		vex 3455	. . . . . . . 8 ⊢ 𝑎 ∈ V
15		inss1 4182	. . . . . . . 8 ⊢ (𝑎 ∩ 𝐾) ⊆ 𝑎
16		ressabs 17426	. . . . . . . 8 ⊢ ((𝑎 ∈ V ∧ (𝑎 ∩ 𝐾) ⊆ 𝑎) → ((𝑆 ↾s 𝑎) ↾s (𝑎 ∩ 𝐾)) = (𝑆 ↾s (𝑎 ∩ 𝐾)))
17	14, 15, 16	mp2an 705	. . . . . . 7 ⊢ ((𝑆 ↾s 𝑎) ↾s (𝑎 ∩ 𝐾)) = (𝑆 ↾s (𝑎 ∩ 𝐾))
18		lmhmfgsplit.u	. . . . . . . . 9 ⊢ 𝑈 = (𝑆 ↾s 𝐾)
19	18	oveq1i 7430	. . . . . . . 8 ⊢ (𝑈 ↾s (𝑎 ∩ 𝐾)) = ((𝑆 ↾s 𝐾) ↾s (𝑎 ∩ 𝐾))
20		simpl1 1210	. . . . . . . . . 10 ⊢ (((𝐹 ∈ (𝑆 LMHom 𝑇) ∧ 𝑈 ∈ LNoeM ∧ 𝑉 ∈ LNoeM) ∧ 𝑎 ∈ (LSubSp‘𝑆)) → 𝐹 ∈ (𝑆 LMHom 𝑇))
21		cnvexg 7936	. . . . . . . . . . . 12 ⊢ (𝐹 ∈ (𝑆 LMHom 𝑇) → ◡𝐹 ∈ V)
22		imaexg 7925	. . . . . . . . . . . 12 ⊢ (◡𝐹 ∈ V → (◡𝐹 “ { 0 }) ∈ V)
23	21, 22	syl 18	. . . . . . . . . . 11 ⊢ (𝐹 ∈ (𝑆 LMHom 𝑇) → (◡𝐹 “ { 0 }) ∈ V)
24	8, 23	eqeltrid 2865	. . . . . . . . . 10 ⊢ (𝐹 ∈ (𝑆 LMHom 𝑇) → 𝐾 ∈ V)
25	20, 24	syl 18	. . . . . . . . 9 ⊢ (((𝐹 ∈ (𝑆 LMHom 𝑇) ∧ 𝑈 ∈ LNoeM ∧ 𝑉 ∈ LNoeM) ∧ 𝑎 ∈ (LSubSp‘𝑆)) → 𝐾 ∈ V)
26		inss2 4183	. . . . . . . . 9 ⊢ (𝑎 ∩ 𝐾) ⊆ 𝐾
27		ressabs 17426	. . . . . . . . 9 ⊢ ((𝐾 ∈ V ∧ (𝑎 ∩ 𝐾) ⊆ 𝐾) → ((𝑆 ↾s 𝐾) ↾s (𝑎 ∩ 𝐾)) = (𝑆 ↾s (𝑎 ∩ 𝐾)))
28	25, 26, 27	sylancl 598	. . . . . . . 8 ⊢ (((𝐹 ∈ (𝑆 LMHom 𝑇) ∧ 𝑈 ∈ LNoeM ∧ 𝑉 ∈ LNoeM) ∧ 𝑎 ∈ (LSubSp‘𝑆)) → ((𝑆 ↾s 𝐾) ↾s (𝑎 ∩ 𝐾)) = (𝑆 ↾s (𝑎 ∩ 𝐾)))
29	19, 28	eqtrid 2808	. . . . . . 7 ⊢ (((𝐹 ∈ (𝑆 LMHom 𝑇) ∧ 𝑈 ∈ LNoeM ∧ 𝑉 ∈ LNoeM) ∧ 𝑎 ∈ (LSubSp‘𝑆)) → (𝑈 ↾s (𝑎 ∩ 𝐾)) = (𝑆 ↾s (𝑎 ∩ 𝐾)))
30	17, 29	eqtr4id 2815	. . . . . 6 ⊢ (((𝐹 ∈ (𝑆 LMHom 𝑇) ∧ 𝑈 ∈ LNoeM ∧ 𝑉 ∈ LNoeM) ∧ 𝑎 ∈ (LSubSp‘𝑆)) → ((𝑆 ↾s 𝑎) ↾s (𝑎 ∩ 𝐾)) = (𝑈 ↾s (𝑎 ∩ 𝐾)))
31	13, 30	eqtrid 2808	. . . . 5 ⊢ (((𝐹 ∈ (𝑆 LMHom 𝑇) ∧ 𝑈 ∈ LNoeM ∧ 𝑉 ∈ LNoeM) ∧ 𝑎 ∈ (LSubSp‘𝑆)) → ((𝑆 ↾s 𝑎) ↾s (◡(𝐹 ↾ 𝑎) “ { 0 })) = (𝑈 ↾s (𝑎 ∩ 𝐾)))
32		simpl2 1211	. . . . . 6 ⊢ (((𝐹 ∈ (𝑆 LMHom 𝑇) ∧ 𝑈 ∈ LNoeM ∧ 𝑉 ∈ LNoeM) ∧ 𝑎 ∈ (LSubSp‘𝑆)) → 𝑈 ∈ LNoeM)
33	2	adantr 486	. . . . . . . 8 ⊢ (((𝐹 ∈ (𝑆 LMHom 𝑇) ∧ 𝑈 ∈ LNoeM ∧ 𝑉 ∈ LNoeM) ∧ 𝑎 ∈ (LSubSp‘𝑆)) → 𝑆 ∈ LMod)
34		simpr 490	. . . . . . . 8 ⊢ (((𝐹 ∈ (𝑆 LMHom 𝑇) ∧ 𝑈 ∈ LNoeM ∧ 𝑉 ∈ LNoeM) ∧ 𝑎 ∈ (LSubSp‘𝑆)) → 𝑎 ∈ (LSubSp‘𝑆))
35		lmhmfgsplit.z	. . . . . . . . . 10 ⊢ 0 = (0g‘𝑇)
36	8, 35, 3	lmhmkerlss 21326	. . . . . . . . 9 ⊢ (𝐹 ∈ (𝑆 LMHom 𝑇) → 𝐾 ∈ (LSubSp‘𝑆))
37	20, 36	syl 18	. . . . . . . 8 ⊢ (((𝐹 ∈ (𝑆 LMHom 𝑇) ∧ 𝑈 ∈ LNoeM ∧ 𝑉 ∈ LNoeM) ∧ 𝑎 ∈ (LSubSp‘𝑆)) → 𝐾 ∈ (LSubSp‘𝑆))
38	3	lssincl 21240	. . . . . . . 8 ⊢ ((𝑆 ∈ LMod ∧ 𝑎 ∈ (LSubSp‘𝑆) ∧ 𝐾 ∈ (LSubSp‘𝑆)) → (𝑎 ∩ 𝐾) ∈ (LSubSp‘𝑆))
39	33, 34, 37, 38	syl3anc 1398	. . . . . . 7 ⊢ (((𝐹 ∈ (𝑆 LMHom 𝑇) ∧ 𝑈 ∈ LNoeM ∧ 𝑉 ∈ LNoeM) ∧ 𝑎 ∈ (LSubSp‘𝑆)) → (𝑎 ∩ 𝐾) ∈ (LSubSp‘𝑆))
40	26	a1i 11	. . . . . . 7 ⊢ (((𝐹 ∈ (𝑆 LMHom 𝑇) ∧ 𝑈 ∈ LNoeM ∧ 𝑉 ∈ LNoeM) ∧ 𝑎 ∈ (LSubSp‘𝑆)) → (𝑎 ∩ 𝐾) ⊆ 𝐾)
41		eqid 2761	. . . . . . . . 9 ⊢ (LSubSp‘𝑈) = (LSubSp‘𝑈)
42	18, 3, 41	lsslss 21236	. . . . . . . 8 ⊢ ((𝑆 ∈ LMod ∧ 𝐾 ∈ (LSubSp‘𝑆)) → ((𝑎 ∩ 𝐾) ∈ (LSubSp‘𝑈) ↔ ((𝑎 ∩ 𝐾) ∈ (LSubSp‘𝑆) ∧ (𝑎 ∩ 𝐾) ⊆ 𝐾)))
43	33, 37, 42	syl2anc 596	. . . . . . 7 ⊢ (((𝐹 ∈ (𝑆 LMHom 𝑇) ∧ 𝑈 ∈ LNoeM ∧ 𝑉 ∈ LNoeM) ∧ 𝑎 ∈ (LSubSp‘𝑆)) → ((𝑎 ∩ 𝐾) ∈ (LSubSp‘𝑈) ↔ ((𝑎 ∩ 𝐾) ∈ (LSubSp‘𝑆) ∧ (𝑎 ∩ 𝐾) ⊆ 𝐾)))
44	39, 40, 43	mpbir2and 726	. . . . . 6 ⊢ (((𝐹 ∈ (𝑆 LMHom 𝑇) ∧ 𝑈 ∈ LNoeM ∧ 𝑉 ∈ LNoeM) ∧ 𝑎 ∈ (LSubSp‘𝑆)) → (𝑎 ∩ 𝐾) ∈ (LSubSp‘𝑈))
45		eqid 2761	. . . . . . 7 ⊢ (𝑈 ↾s (𝑎 ∩ 𝐾)) = (𝑈 ↾s (𝑎 ∩ 𝐾))
46	41, 45	lnmlssfg 44081	. . . . . 6 ⊢ ((𝑈 ∈ LNoeM ∧ (𝑎 ∩ 𝐾) ∈ (LSubSp‘𝑈)) → (𝑈 ↾s (𝑎 ∩ 𝐾)) ∈ LFinGen)
47	32, 44, 46	syl2anc 596	. . . . 5 ⊢ (((𝐹 ∈ (𝑆 LMHom 𝑇) ∧ 𝑈 ∈ LNoeM ∧ 𝑉 ∈ LNoeM) ∧ 𝑎 ∈ (LSubSp‘𝑆)) → (𝑈 ↾s (𝑎 ∩ 𝐾)) ∈ LFinGen)
48	31, 47	eqeltrd 2861	. . . 4 ⊢ (((𝐹 ∈ (𝑆 LMHom 𝑇) ∧ 𝑈 ∈ LNoeM ∧ 𝑉 ∈ LNoeM) ∧ 𝑎 ∈ (LSubSp‘𝑆)) → ((𝑆 ↾s 𝑎) ↾s (◡(𝐹 ↾ 𝑎) “ { 0 })) ∈ LFinGen)
49		incom 4155	. . . . . . . . 9 ⊢ (ran 𝐹 ∩ ran (𝐹 ↾ 𝑎)) = (ran (𝐹 ↾ 𝑎) ∩ ran 𝐹)
50		resss 5992	. . . . . . . . . . 11 ⊢ (𝐹 ↾ 𝑎) ⊆ 𝐹
51		rnss 5921	. . . . . . . . . . 11 ⊢ ((𝐹 ↾ 𝑎) ⊆ 𝐹 → ran (𝐹 ↾ 𝑎) ⊆ ran 𝐹)
52	50, 51	ax-mp 5	. . . . . . . . . 10 ⊢ ran (𝐹 ↾ 𝑎) ⊆ ran 𝐹
53		dfss2 3917	. . . . . . . . . 10 ⊢ (ran (𝐹 ↾ 𝑎) ⊆ ran 𝐹 ↔ (ran (𝐹 ↾ 𝑎) ∩ ran 𝐹) = ran (𝐹 ↾ 𝑎))
54	52, 53	mpbi 233	. . . . . . . . 9 ⊢ (ran (𝐹 ↾ 𝑎) ∩ ran 𝐹) = ran (𝐹 ↾ 𝑎)
55	49, 54	eqtr2i 2785	. . . . . . . 8 ⊢ ran (𝐹 ↾ 𝑎) = (ran 𝐹 ∩ ran (𝐹 ↾ 𝑎))
56	55	oveq2i 7431	. . . . . . 7 ⊢ (𝑇 ↾s ran (𝐹 ↾ 𝑎)) = (𝑇 ↾s (ran 𝐹 ∩ ran (𝐹 ↾ 𝑎)))
57		lmhmfgsplit.v	. . . . . . . . 9 ⊢ 𝑉 = (𝑇 ↾s ran 𝐹)
58	57	oveq1i 7430	. . . . . . . 8 ⊢ (𝑉 ↾s ran (𝐹 ↾ 𝑎)) = ((𝑇 ↾s ran 𝐹) ↾s ran (𝐹 ↾ 𝑎))
59		rnexg 7914	. . . . . . . . 9 ⊢ (𝐹 ∈ (𝑆 LMHom 𝑇) → ran 𝐹 ∈ V)
60		resexg 6016	. . . . . . . . . 10 ⊢ (𝐹 ∈ (𝑆 LMHom 𝑇) → (𝐹 ↾ 𝑎) ∈ V)
61		rnexg 7914	. . . . . . . . . 10 ⊢ ((𝐹 ↾ 𝑎) ∈ V → ran (𝐹 ↾ 𝑎) ∈ V)
62	60, 61	syl 18	. . . . . . . . 9 ⊢ (𝐹 ∈ (𝑆 LMHom 𝑇) → ran (𝐹 ↾ 𝑎) ∈ V)
63		ressress 17425	. . . . . . . . 9 ⊢ ((ran 𝐹 ∈ V ∧ ran (𝐹 ↾ 𝑎) ∈ V) → ((𝑇 ↾s ran 𝐹) ↾s ran (𝐹 ↾ 𝑎)) = (𝑇 ↾s (ran 𝐹 ∩ ran (𝐹 ↾ 𝑎))))
64	59, 62, 63	syl2anc 596	. . . . . . . 8 ⊢ (𝐹 ∈ (𝑆 LMHom 𝑇) → ((𝑇 ↾s ran 𝐹) ↾s ran (𝐹 ↾ 𝑎)) = (𝑇 ↾s (ran 𝐹 ∩ ran (𝐹 ↾ 𝑎))))
65	58, 64	eqtrid 2808	. . . . . . 7 ⊢ (𝐹 ∈ (𝑆 LMHom 𝑇) → (𝑉 ↾s ran (𝐹 ↾ 𝑎)) = (𝑇 ↾s (ran 𝐹 ∩ ran (𝐹 ↾ 𝑎))))
66	56, 65	eqtr4id 2815	. . . . . 6 ⊢ (𝐹 ∈ (𝑆 LMHom 𝑇) → (𝑇 ↾s ran (𝐹 ↾ 𝑎)) = (𝑉 ↾s ran (𝐹 ↾ 𝑎)))
67	20, 66	syl 18	. . . . 5 ⊢ (((𝐹 ∈ (𝑆 LMHom 𝑇) ∧ 𝑈 ∈ LNoeM ∧ 𝑉 ∈ LNoeM) ∧ 𝑎 ∈ (LSubSp‘𝑆)) → (𝑇 ↾s ran (𝐹 ↾ 𝑎)) = (𝑉 ↾s ran (𝐹 ↾ 𝑎)))
68		simpl3 1212	. . . . . 6 ⊢ (((𝐹 ∈ (𝑆 LMHom 𝑇) ∧ 𝑈 ∈ LNoeM ∧ 𝑉 ∈ LNoeM) ∧ 𝑎 ∈ (LSubSp‘𝑆)) → 𝑉 ∈ LNoeM)
69		lmhmrnlss 21325	. . . . . . . 8 ⊢ ((𝐹 ↾ 𝑎) ∈ ((𝑆 ↾s 𝑎) LMHom 𝑇) → ran (𝐹 ↾ 𝑎) ∈ (LSubSp‘𝑇))
70	6, 69	syl 18	. . . . . . 7 ⊢ (((𝐹 ∈ (𝑆 LMHom 𝑇) ∧ 𝑈 ∈ LNoeM ∧ 𝑉 ∈ LNoeM) ∧ 𝑎 ∈ (LSubSp‘𝑆)) → ran (𝐹 ↾ 𝑎) ∈ (LSubSp‘𝑇))
71	52	a1i 11	. . . . . . 7 ⊢ (((𝐹 ∈ (𝑆 LMHom 𝑇) ∧ 𝑈 ∈ LNoeM ∧ 𝑉 ∈ LNoeM) ∧ 𝑎 ∈ (LSubSp‘𝑆)) → ran (𝐹 ↾ 𝑎) ⊆ ran 𝐹)
72		lmhmlmod2 21307	. . . . . . . . 9 ⊢ (𝐹 ∈ (𝑆 LMHom 𝑇) → 𝑇 ∈ LMod)
73	20, 72	syl 18	. . . . . . . 8 ⊢ (((𝐹 ∈ (𝑆 LMHom 𝑇) ∧ 𝑈 ∈ LNoeM ∧ 𝑉 ∈ LNoeM) ∧ 𝑎 ∈ (LSubSp‘𝑆)) → 𝑇 ∈ LMod)
74		lmhmrnlss 21325	. . . . . . . . 9 ⊢ (𝐹 ∈ (𝑆 LMHom 𝑇) → ran 𝐹 ∈ (LSubSp‘𝑇))
75	20, 74	syl 18	. . . . . . . 8 ⊢ (((𝐹 ∈ (𝑆 LMHom 𝑇) ∧ 𝑈 ∈ LNoeM ∧ 𝑉 ∈ LNoeM) ∧ 𝑎 ∈ (LSubSp‘𝑆)) → ran 𝐹 ∈ (LSubSp‘𝑇))
76		eqid 2761	. . . . . . . . 9 ⊢ (LSubSp‘𝑇) = (LSubSp‘𝑇)
77		eqid 2761	. . . . . . . . 9 ⊢ (LSubSp‘𝑉) = (LSubSp‘𝑉)
78	57, 76, 77	lsslss 21236	. . . . . . . 8 ⊢ ((𝑇 ∈ LMod ∧ ran 𝐹 ∈ (LSubSp‘𝑇)) → (ran (𝐹 ↾ 𝑎) ∈ (LSubSp‘𝑉) ↔ (ran (𝐹 ↾ 𝑎) ∈ (LSubSp‘𝑇) ∧ ran (𝐹 ↾ 𝑎) ⊆ ran 𝐹)))
79	73, 75, 78	syl2anc 596	. . . . . . 7 ⊢ (((𝐹 ∈ (𝑆 LMHom 𝑇) ∧ 𝑈 ∈ LNoeM ∧ 𝑉 ∈ LNoeM) ∧ 𝑎 ∈ (LSubSp‘𝑆)) → (ran (𝐹 ↾ 𝑎) ∈ (LSubSp‘𝑉) ↔ (ran (𝐹 ↾ 𝑎) ∈ (LSubSp‘𝑇) ∧ ran (𝐹 ↾ 𝑎) ⊆ ran 𝐹)))
80	70, 71, 79	mpbir2and 726	. . . . . 6 ⊢ (((𝐹 ∈ (𝑆 LMHom 𝑇) ∧ 𝑈 ∈ LNoeM ∧ 𝑉 ∈ LNoeM) ∧ 𝑎 ∈ (LSubSp‘𝑆)) → ran (𝐹 ↾ 𝑎) ∈ (LSubSp‘𝑉))
81		eqid 2761	. . . . . . 7 ⊢ (𝑉 ↾s ran (𝐹 ↾ 𝑎)) = (𝑉 ↾s ran (𝐹 ↾ 𝑎))
82	77, 81	lnmlssfg 44081	. . . . . 6 ⊢ ((𝑉 ∈ LNoeM ∧ ran (𝐹 ↾ 𝑎) ∈ (LSubSp‘𝑉)) → (𝑉 ↾s ran (𝐹 ↾ 𝑎)) ∈ LFinGen)
83	68, 80, 82	syl2anc 596	. . . . 5 ⊢ (((𝐹 ∈ (𝑆 LMHom 𝑇) ∧ 𝑈 ∈ LNoeM ∧ 𝑉 ∈ LNoeM) ∧ 𝑎 ∈ (LSubSp‘𝑆)) → (𝑉 ↾s ran (𝐹 ↾ 𝑎)) ∈ LFinGen)
84	67, 83	eqeltrd 2861	. . . 4 ⊢ (((𝐹 ∈ (𝑆 LMHom 𝑇) ∧ 𝑈 ∈ LNoeM ∧ 𝑉 ∈ LNoeM) ∧ 𝑎 ∈ (LSubSp‘𝑆)) → (𝑇 ↾s ran (𝐹 ↾ 𝑎)) ∈ LFinGen)
85		eqid 2761	. . . . 5 ⊢ (◡(𝐹 ↾ 𝑎) “ { 0 }) = (◡(𝐹 ↾ 𝑎) “ { 0 })
86		eqid 2761	. . . . 5 ⊢ ((𝑆 ↾s 𝑎) ↾s (◡(𝐹 ↾ 𝑎) “ { 0 })) = ((𝑆 ↾s 𝑎) ↾s (◡(𝐹 ↾ 𝑎) “ { 0 }))
87		eqid 2761	. . . . 5 ⊢ (𝑇 ↾s ran (𝐹 ↾ 𝑎)) = (𝑇 ↾s ran (𝐹 ↾ 𝑎))
88	35, 85, 86, 87	lmhmfgsplit 44087	. . . 4 ⊢ (((𝐹 ↾ 𝑎) ∈ ((𝑆 ↾s 𝑎) LMHom 𝑇) ∧ ((𝑆 ↾s 𝑎) ↾s (◡(𝐹 ↾ 𝑎) “ { 0 })) ∈ LFinGen ∧ (𝑇 ↾s ran (𝐹 ↾ 𝑎)) ∈ LFinGen) → (𝑆 ↾s 𝑎) ∈ LFinGen)
89	6, 48, 84, 88	syl3anc 1398	. . 3 ⊢ (((𝐹 ∈ (𝑆 LMHom 𝑇) ∧ 𝑈 ∈ LNoeM ∧ 𝑉 ∈ LNoeM) ∧ 𝑎 ∈ (LSubSp‘𝑆)) → (𝑆 ↾s 𝑎) ∈ LFinGen)
90	89	ralrimiva 3155	. 2 ⊢ ((𝐹 ∈ (𝑆 LMHom 𝑇) ∧ 𝑈 ∈ LNoeM ∧ 𝑉 ∈ LNoeM) → ∀𝑎 ∈ (LSubSp‘𝑆)(𝑆 ↾s 𝑎) ∈ LFinGen)
91	3	islnm 44078	. 2 ⊢ (𝑆 ∈ LNoeM ↔ (𝑆 ∈ LMod ∧ ∀𝑎 ∈ (LSubSp‘𝑆)(𝑆 ↾s 𝑎) ∈ LFinGen))
92	2, 90, 91	sylanbrc 595	1 ⊢ ((𝐹 ∈ (𝑆 LMHom 𝑇) ∧ 𝑈 ∈ LNoeM ∧ 𝑉 ∈ LNoeM) → 𝑆 ∈ LNoeM)

This proof depends on syntax axioms:   → wi 4   ↔ wb 209   ∧ wa 401   ∧ w3a 1103   = wceq 1570   ∈ wcel 2145  ∀wral 3077  Vcvv 3451   ∩ cin 3898   ⊆ wss 3899  {csn 4584  ^◡ccnv 5650  ran crn 5652   ↾ cres 5653   “ cima 5654  ‘cfv 6538  (class class class)co 7420   ↾_s cress 17408  0_gc0g 17610  LModclmod 21135  LSubSpclss 21206   LMHom clmhm 21294  LFinGenclfig 44068  LNoeMclnm 44076

This proof depends on axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1828  ax-4 1842  ax-5 1943  ax-6 2000  ax-7 2041  ax-8 2147  ax-9 2155  ax-10 2178  ax-11 2194  ax-12 2213  ax-ext 2733  ax-rep 5232  ax-sep 5249  ax-nul 5260  ax-pow 5327  ax-pr 5391  ax-un 7751  ax-cnex 11256  ax-resscn 11257  ax-1cn 11258  ax-icn 11259  ax-addcl 11260  ax-addrcl 11261  ax-mulcl 11262  ax-mulrcl 11263  ax-mulcom 11264  ax-addass 11265  ax-mulass 11266  ax-distr 11267  ax-i2m1 11268  ax-1ne0 11269  ax-1rid 11270  ax-rnegex 11271  ax-rrecex 11272  ax-cnre 11273  ax-pre-lttri 11274  ax-pre-lttrn 11275  ax-pre-ltadd 11276  ax-pre-mulgt0 11277

This proof depends on definitions:  df-bi 210  df-an 402  df-or 862  df-3or 1104  df-3an 1105  df-tru 1573  df-fal 1583  df-ex 1813  df-nf 1817  df-sb 2100  df-mo 2565  df-eu 2595  df-clab 2740  df-cleq 2753  df-clel 2836  df-nfc 2910  df-ne 2957  df-nel 3063  df-ral 3078  df-rex 3088  df-rmo 3366  df-reu 3367  df-rab 3414  df-v 3453  df-sbc 3740  df-csb 3848  df-dif 3902  df-un 3904  df-in 3906  df-ss 3916  df-pss 3919  df-nul 4280  df-if 4483  df-pw 4559  df-sn 4585  df-pr 4587  df-op 4591  df-uni 4868  df-int 4908  df-iun 4953  df-br 5104  df-opab 5168  df-mpt 5187  df-tr 5213  df-id 5546  df-eprel 5551  df-po 5559  df-so 5560  df-fr 5604  df-we 5606  df-xp 5657  df-rel 5658  df-cnv 5659  df-co 5660  df-dm 5661  df-rn 5662  df-res 5663  df-ima 5664  df-pred 6304  df-ord 6365  df-on 6366  df-lim 6367  df-suc 6368  df-iota 6494  df-fun 6540  df-fn 6541  df-f 6542  df-f1 6543  df-fo 6544  df-f1o 6545  df-fv 6546  df-riota 7377  df-ov 7423  df-oprab 7424  df-mpo 7425  df-om 7878  df-1st 8001  df-2nd 8002  df-frecs 8299  df-wrecs 8330  df-recs 8379  df-rdg 8418  df-1o 8476  df-er 8717  df-map 8849  df-en 8974  df-dom 8975  df-sdom 8976  df-fin 8977  df-pnf 11345  df-mnf 11346  df-xr 11347  df-ltxr 11348  df-le 11349  df-sub 11543  df-neg 11544  df-nn 12336  df-2 12405  df-3 12406  df-4 12407  df-5 12408  df-6 12409  df-sets 17342  df-slot 17360  df-ndx 17372  df-base 17388  df-ress 17409  df-plusg 17441  df-sca 17444  df-vsca 17445  df-0g 17612  df-mgm 18816  df-sgrp 18908  df-mnd 18924  df-submnd 18979  df-grp 19147  df-minusg 19148  df-sbg 19149  df-subg 19333  df-ghm 19428  df-cntz 19531  df-lsm 19850  df-cmn 19996  df-abl 19997  df-mgp 20361  df-rng 20375  df-ur 20408  df-ring 20461  df-lmod 21137  df-lss 21207  df-lsp 21247  df-lmhm 21297  df-lfig 44069  df-lnm 44077

This theorem is used by:  pwslnmlem2  44094