Theorem lfl1dim 36272

Description: Equivalent expressions for a 1-dim subspace (ray) of functionals. (Contributed by NM, 24-Oct-2014.)

Hypotheses

Ref	Expression
lfl1dim.v	⊢ 𝑉 = (Base‘𝑊)
lfl1dim.d	⊢ 𝐷 = (Scalar‘𝑊)
lfl1dim.f	⊢ 𝐹 = (LFnl‘𝑊)
lfl1dim.l	⊢ 𝐿 = (LKer‘𝑊)
lfl1dim.k	⊢ 𝐾 = (Base‘𝐷)
lfl1dim.t	⊢ · = (.r‘𝐷)
lfl1dim.w	⊢ (𝜑 → 𝑊 ∈ LVec)
lfl1dim.g	⊢ (𝜑 → 𝐺 ∈ 𝐹)

Assertion

Ref	Expression
lfl1dim	⊢ (𝜑 → {𝑔 ∈ 𝐹 ∣ (𝐿‘𝐺) ⊆ (𝐿‘𝑔)} = {𝑔 ∣ ∃𝑘 ∈ 𝐾 𝑔 = (𝐺 ∘f · (𝑉 × {𝑘}))})

Distinct variable groups:   𝐷,𝑘   𝑘,𝐹   𝑘,𝐺   𝑘,𝐾   𝑘,𝐿   𝑘,𝑉   𝑘,𝑊   𝑔,𝑘,𝜑   · ,𝑘

Allowed substitution hints:   𝐷(𝑔)   · (𝑔)   𝐹(𝑔)   𝐺(𝑔)   𝐾(𝑔)   𝐿(𝑔)   𝑉(𝑔)   𝑊(𝑔)

Proof of Theorem lfl1dim

Step	Hyp	Ref	Expression
1		df-rab 3147	. 2 ⊢ {𝑔 ∈ 𝐹 ∣ (𝐿‘𝐺) ⊆ (𝐿‘𝑔)} = {𝑔 ∣ (𝑔 ∈ 𝐹 ∧ (𝐿‘𝐺) ⊆ (𝐿‘𝑔))}
2		lfl1dim.w	. . . . . . . . . . . 12 ⊢ (𝜑 → 𝑊 ∈ LVec)
3		lveclmod 19878	. . . . . . . . . . . 12 ⊢ (𝑊 ∈ LVec → 𝑊 ∈ LMod)
4	2, 3	syl 17	. . . . . . . . . . 11 ⊢ (𝜑 → 𝑊 ∈ LMod)
5		lfl1dim.d	. . . . . . . . . . . 12 ⊢ 𝐷 = (Scalar‘𝑊)
6		lfl1dim.k	. . . . . . . . . . . 12 ⊢ 𝐾 = (Base‘𝐷)
7		eqid 2821	. . . . . . . . . . . 12 ⊢ (0g‘𝐷) = (0g‘𝐷)
8	5, 6, 7	lmod0cl 19660	. . . . . . . . . . 11 ⊢ (𝑊 ∈ LMod → (0g‘𝐷) ∈ 𝐾)
9	4, 8	syl 17	. . . . . . . . . 10 ⊢ (𝜑 → (0g‘𝐷) ∈ 𝐾)
10	9	ad2antrr 724	. . . . . . . . 9 ⊢ (((𝜑 ∧ 𝑔 ∈ 𝐹) ∧ 𝑔 = (𝑉 × {(0g‘𝐷)})) → (0g‘𝐷) ∈ 𝐾)
11		simpr 487	. . . . . . . . . 10 ⊢ (((𝜑 ∧ 𝑔 ∈ 𝐹) ∧ 𝑔 = (𝑉 × {(0g‘𝐷)})) → 𝑔 = (𝑉 × {(0g‘𝐷)}))
12		lfl1dim.v	. . . . . . . . . . 11 ⊢ 𝑉 = (Base‘𝑊)
13		lfl1dim.f	. . . . . . . . . . 11 ⊢ 𝐹 = (LFnl‘𝑊)
14		lfl1dim.t	. . . . . . . . . . 11 ⊢ · = (.r‘𝐷)
15	4	ad2antrr 724	. . . . . . . . . . 11 ⊢ (((𝜑 ∧ 𝑔 ∈ 𝐹) ∧ 𝑔 = (𝑉 × {(0g‘𝐷)})) → 𝑊 ∈ LMod)
16		lfl1dim.g	. . . . . . . . . . . 12 ⊢ (𝜑 → 𝐺 ∈ 𝐹)
17	16	ad2antrr 724	. . . . . . . . . . 11 ⊢ (((𝜑 ∧ 𝑔 ∈ 𝐹) ∧ 𝑔 = (𝑉 × {(0g‘𝐷)})) → 𝐺 ∈ 𝐹)
18	12, 5, 13, 6, 14, 7, 15, 17	lfl0sc 36233	. . . . . . . . . 10 ⊢ (((𝜑 ∧ 𝑔 ∈ 𝐹) ∧ 𝑔 = (𝑉 × {(0g‘𝐷)})) → (𝐺 ∘f · (𝑉 × {(0g‘𝐷)})) = (𝑉 × {(0g‘𝐷)}))
19	11, 18	eqtr4d 2859	. . . . . . . . 9 ⊢ (((𝜑 ∧ 𝑔 ∈ 𝐹) ∧ 𝑔 = (𝑉 × {(0g‘𝐷)})) → 𝑔 = (𝐺 ∘f · (𝑉 × {(0g‘𝐷)})))
20		sneq 4577	. . . . . . . . . . . 12 ⊢ (𝑘 = (0g‘𝐷) → {𝑘} = {(0g‘𝐷)})
21	20	xpeq2d 5585	. . . . . . . . . . 11 ⊢ (𝑘 = (0g‘𝐷) → (𝑉 × {𝑘}) = (𝑉 × {(0g‘𝐷)}))
22	21	oveq2d 7172	. . . . . . . . . 10 ⊢ (𝑘 = (0g‘𝐷) → (𝐺 ∘f · (𝑉 × {𝑘})) = (𝐺 ∘f · (𝑉 × {(0g‘𝐷)})))
23	22	rspceeqv 3638	. . . . . . . . 9 ⊢ (((0g‘𝐷) ∈ 𝐾 ∧ 𝑔 = (𝐺 ∘f · (𝑉 × {(0g‘𝐷)}))) → ∃𝑘 ∈ 𝐾 𝑔 = (𝐺 ∘f · (𝑉 × {𝑘})))
24	10, 19, 23	syl2anc 586	. . . . . . . 8 ⊢ (((𝜑 ∧ 𝑔 ∈ 𝐹) ∧ 𝑔 = (𝑉 × {(0g‘𝐷)})) → ∃𝑘 ∈ 𝐾 𝑔 = (𝐺 ∘f · (𝑉 × {𝑘})))
25	24	a1d 25	. . . . . . 7 ⊢ (((𝜑 ∧ 𝑔 ∈ 𝐹) ∧ 𝑔 = (𝑉 × {(0g‘𝐷)})) → ((𝐿‘𝐺) ⊆ (𝐿‘𝑔) → ∃𝑘 ∈ 𝐾 𝑔 = (𝐺 ∘f · (𝑉 × {𝑘}))))
26	9	ad3antrrr 728	. . . . . . . . 9 ⊢ ((((𝜑 ∧ 𝑔 ∈ 𝐹) ∧ 𝐺 = (𝑉 × {(0g‘𝐷)})) ∧ (𝐿‘𝐺) ⊆ (𝐿‘𝑔)) → (0g‘𝐷) ∈ 𝐾)
27		lfl1dim.l	. . . . . . . . . . . . 13 ⊢ 𝐿 = (LKer‘𝑊)
28	4	ad3antrrr 728	. . . . . . . . . . . . 13 ⊢ ((((𝜑 ∧ 𝑔 ∈ 𝐹) ∧ 𝐺 = (𝑉 × {(0g‘𝐷)})) ∧ (𝐿‘𝐺) ⊆ (𝐿‘𝑔)) → 𝑊 ∈ LMod)
29		simpllr 774	. . . . . . . . . . . . 13 ⊢ ((((𝜑 ∧ 𝑔 ∈ 𝐹) ∧ 𝐺 = (𝑉 × {(0g‘𝐷)})) ∧ (𝐿‘𝐺) ⊆ (𝐿‘𝑔)) → 𝑔 ∈ 𝐹)
30	12, 13, 27, 28, 29	lkrssv 36247	. . . . . . . . . . . 12 ⊢ ((((𝜑 ∧ 𝑔 ∈ 𝐹) ∧ 𝐺 = (𝑉 × {(0g‘𝐷)})) ∧ (𝐿‘𝐺) ⊆ (𝐿‘𝑔)) → (𝐿‘𝑔) ⊆ 𝑉)
31	4	adantr 483	. . . . . . . . . . . . . . . 16 ⊢ ((𝜑 ∧ 𝑔 ∈ 𝐹) → 𝑊 ∈ LMod)
32	16	adantr 483	. . . . . . . . . . . . . . . 16 ⊢ ((𝜑 ∧ 𝑔 ∈ 𝐹) → 𝐺 ∈ 𝐹)
33	5, 7, 12, 13, 27	lkr0f 36245	. . . . . . . . . . . . . . . 16 ⊢ ((𝑊 ∈ LMod ∧ 𝐺 ∈ 𝐹) → ((𝐿‘𝐺) = 𝑉 ↔ 𝐺 = (𝑉 × {(0g‘𝐷)})))
34	31, 32, 33	syl2anc 586	. . . . . . . . . . . . . . 15 ⊢ ((𝜑 ∧ 𝑔 ∈ 𝐹) → ((𝐿‘𝐺) = 𝑉 ↔ 𝐺 = (𝑉 × {(0g‘𝐷)})))
35	34	biimpar 480	. . . . . . . . . . . . . 14 ⊢ (((𝜑 ∧ 𝑔 ∈ 𝐹) ∧ 𝐺 = (𝑉 × {(0g‘𝐷)})) → (𝐿‘𝐺) = 𝑉)
36	35	sseq1d 3998	. . . . . . . . . . . . 13 ⊢ (((𝜑 ∧ 𝑔 ∈ 𝐹) ∧ 𝐺 = (𝑉 × {(0g‘𝐷)})) → ((𝐿‘𝐺) ⊆ (𝐿‘𝑔) ↔ 𝑉 ⊆ (𝐿‘𝑔)))
37	36	biimpa 479	. . . . . . . . . . . 12 ⊢ ((((𝜑 ∧ 𝑔 ∈ 𝐹) ∧ 𝐺 = (𝑉 × {(0g‘𝐷)})) ∧ (𝐿‘𝐺) ⊆ (𝐿‘𝑔)) → 𝑉 ⊆ (𝐿‘𝑔))
38	30, 37	eqssd 3984	. . . . . . . . . . 11 ⊢ ((((𝜑 ∧ 𝑔 ∈ 𝐹) ∧ 𝐺 = (𝑉 × {(0g‘𝐷)})) ∧ (𝐿‘𝐺) ⊆ (𝐿‘𝑔)) → (𝐿‘𝑔) = 𝑉)
39	5, 7, 12, 13, 27	lkr0f 36245	. . . . . . . . . . . 12 ⊢ ((𝑊 ∈ LMod ∧ 𝑔 ∈ 𝐹) → ((𝐿‘𝑔) = 𝑉 ↔ 𝑔 = (𝑉 × {(0g‘𝐷)})))
40	28, 29, 39	syl2anc 586	. . . . . . . . . . 11 ⊢ ((((𝜑 ∧ 𝑔 ∈ 𝐹) ∧ 𝐺 = (𝑉 × {(0g‘𝐷)})) ∧ (𝐿‘𝐺) ⊆ (𝐿‘𝑔)) → ((𝐿‘𝑔) = 𝑉 ↔ 𝑔 = (𝑉 × {(0g‘𝐷)})))
41	38, 40	mpbid 234	. . . . . . . . . 10 ⊢ ((((𝜑 ∧ 𝑔 ∈ 𝐹) ∧ 𝐺 = (𝑉 × {(0g‘𝐷)})) ∧ (𝐿‘𝐺) ⊆ (𝐿‘𝑔)) → 𝑔 = (𝑉 × {(0g‘𝐷)}))
42	16	ad3antrrr 728	. . . . . . . . . . 11 ⊢ ((((𝜑 ∧ 𝑔 ∈ 𝐹) ∧ 𝐺 = (𝑉 × {(0g‘𝐷)})) ∧ (𝐿‘𝐺) ⊆ (𝐿‘𝑔)) → 𝐺 ∈ 𝐹)
43	12, 5, 13, 6, 14, 7, 28, 42	lfl0sc 36233	. . . . . . . . . 10 ⊢ ((((𝜑 ∧ 𝑔 ∈ 𝐹) ∧ 𝐺 = (𝑉 × {(0g‘𝐷)})) ∧ (𝐿‘𝐺) ⊆ (𝐿‘𝑔)) → (𝐺 ∘f · (𝑉 × {(0g‘𝐷)})) = (𝑉 × {(0g‘𝐷)}))
44	41, 43	eqtr4d 2859	. . . . . . . . 9 ⊢ ((((𝜑 ∧ 𝑔 ∈ 𝐹) ∧ 𝐺 = (𝑉 × {(0g‘𝐷)})) ∧ (𝐿‘𝐺) ⊆ (𝐿‘𝑔)) → 𝑔 = (𝐺 ∘f · (𝑉 × {(0g‘𝐷)})))
45	26, 44, 23	syl2anc 586	. . . . . . . 8 ⊢ ((((𝜑 ∧ 𝑔 ∈ 𝐹) ∧ 𝐺 = (𝑉 × {(0g‘𝐷)})) ∧ (𝐿‘𝐺) ⊆ (𝐿‘𝑔)) → ∃𝑘 ∈ 𝐾 𝑔 = (𝐺 ∘f · (𝑉 × {𝑘})))
46	45	ex 415	. . . . . . 7 ⊢ (((𝜑 ∧ 𝑔 ∈ 𝐹) ∧ 𝐺 = (𝑉 × {(0g‘𝐷)})) → ((𝐿‘𝐺) ⊆ (𝐿‘𝑔) → ∃𝑘 ∈ 𝐾 𝑔 = (𝐺 ∘f · (𝑉 × {𝑘}))))
47		eqid 2821	. . . . . . . . 9 ⊢ (LSHyp‘𝑊) = (LSHyp‘𝑊)
48	2	ad2antrr 724	. . . . . . . . 9 ⊢ (((𝜑 ∧ 𝑔 ∈ 𝐹) ∧ (𝑔 ≠ (𝑉 × {(0g‘𝐷)}) ∧ 𝐺 ≠ (𝑉 × {(0g‘𝐷)}))) → 𝑊 ∈ LVec)
49	16	ad2antrr 724	. . . . . . . . . 10 ⊢ (((𝜑 ∧ 𝑔 ∈ 𝐹) ∧ (𝑔 ≠ (𝑉 × {(0g‘𝐷)}) ∧ 𝐺 ≠ (𝑉 × {(0g‘𝐷)}))) → 𝐺 ∈ 𝐹)
50		simprr 771	. . . . . . . . . 10 ⊢ (((𝜑 ∧ 𝑔 ∈ 𝐹) ∧ (𝑔 ≠ (𝑉 × {(0g‘𝐷)}) ∧ 𝐺 ≠ (𝑉 × {(0g‘𝐷)}))) → 𝐺 ≠ (𝑉 × {(0g‘𝐷)}))
51	12, 5, 7, 47, 13, 27	lkrshp 36256	. . . . . . . . . 10 ⊢ ((𝑊 ∈ LVec ∧ 𝐺 ∈ 𝐹 ∧ 𝐺 ≠ (𝑉 × {(0g‘𝐷)})) → (𝐿‘𝐺) ∈ (LSHyp‘𝑊))
52	48, 49, 50, 51	syl3anc 1367	. . . . . . . . 9 ⊢ (((𝜑 ∧ 𝑔 ∈ 𝐹) ∧ (𝑔 ≠ (𝑉 × {(0g‘𝐷)}) ∧ 𝐺 ≠ (𝑉 × {(0g‘𝐷)}))) → (𝐿‘𝐺) ∈ (LSHyp‘𝑊))
53		simplr 767	. . . . . . . . . 10 ⊢ (((𝜑 ∧ 𝑔 ∈ 𝐹) ∧ (𝑔 ≠ (𝑉 × {(0g‘𝐷)}) ∧ 𝐺 ≠ (𝑉 × {(0g‘𝐷)}))) → 𝑔 ∈ 𝐹)
54		simprl 769	. . . . . . . . . 10 ⊢ (((𝜑 ∧ 𝑔 ∈ 𝐹) ∧ (𝑔 ≠ (𝑉 × {(0g‘𝐷)}) ∧ 𝐺 ≠ (𝑉 × {(0g‘𝐷)}))) → 𝑔 ≠ (𝑉 × {(0g‘𝐷)}))
55	12, 5, 7, 47, 13, 27	lkrshp 36256	. . . . . . . . . 10 ⊢ ((𝑊 ∈ LVec ∧ 𝑔 ∈ 𝐹 ∧ 𝑔 ≠ (𝑉 × {(0g‘𝐷)})) → (𝐿‘𝑔) ∈ (LSHyp‘𝑊))
56	48, 53, 54, 55	syl3anc 1367	. . . . . . . . 9 ⊢ (((𝜑 ∧ 𝑔 ∈ 𝐹) ∧ (𝑔 ≠ (𝑉 × {(0g‘𝐷)}) ∧ 𝐺 ≠ (𝑉 × {(0g‘𝐷)}))) → (𝐿‘𝑔) ∈ (LSHyp‘𝑊))
57	47, 48, 52, 56	lshpcmp 36139	. . . . . . . 8 ⊢ (((𝜑 ∧ 𝑔 ∈ 𝐹) ∧ (𝑔 ≠ (𝑉 × {(0g‘𝐷)}) ∧ 𝐺 ≠ (𝑉 × {(0g‘𝐷)}))) → ((𝐿‘𝐺) ⊆ (𝐿‘𝑔) ↔ (𝐿‘𝐺) = (𝐿‘𝑔)))
58	2	ad3antrrr 728	. . . . . . . . . 10 ⊢ ((((𝜑 ∧ 𝑔 ∈ 𝐹) ∧ (𝑔 ≠ (𝑉 × {(0g‘𝐷)}) ∧ 𝐺 ≠ (𝑉 × {(0g‘𝐷)}))) ∧ (𝐿‘𝐺) = (𝐿‘𝑔)) → 𝑊 ∈ LVec)
59	16	ad3antrrr 728	. . . . . . . . . 10 ⊢ ((((𝜑 ∧ 𝑔 ∈ 𝐹) ∧ (𝑔 ≠ (𝑉 × {(0g‘𝐷)}) ∧ 𝐺 ≠ (𝑉 × {(0g‘𝐷)}))) ∧ (𝐿‘𝐺) = (𝐿‘𝑔)) → 𝐺 ∈ 𝐹)
60		simpllr 774	. . . . . . . . . 10 ⊢ ((((𝜑 ∧ 𝑔 ∈ 𝐹) ∧ (𝑔 ≠ (𝑉 × {(0g‘𝐷)}) ∧ 𝐺 ≠ (𝑉 × {(0g‘𝐷)}))) ∧ (𝐿‘𝐺) = (𝐿‘𝑔)) → 𝑔 ∈ 𝐹)
61		simpr 487	. . . . . . . . . 10 ⊢ ((((𝜑 ∧ 𝑔 ∈ 𝐹) ∧ (𝑔 ≠ (𝑉 × {(0g‘𝐷)}) ∧ 𝐺 ≠ (𝑉 × {(0g‘𝐷)}))) ∧ (𝐿‘𝐺) = (𝐿‘𝑔)) → (𝐿‘𝐺) = (𝐿‘𝑔))
62	5, 6, 14, 12, 13, 27	eqlkr2 36251	. . . . . . . . . 10 ⊢ ((𝑊 ∈ LVec ∧ (𝐺 ∈ 𝐹 ∧ 𝑔 ∈ 𝐹) ∧ (𝐿‘𝐺) = (𝐿‘𝑔)) → ∃𝑘 ∈ 𝐾 𝑔 = (𝐺 ∘f · (𝑉 × {𝑘})))
63	58, 59, 60, 61, 62	syl121anc 1371	. . . . . . . . 9 ⊢ ((((𝜑 ∧ 𝑔 ∈ 𝐹) ∧ (𝑔 ≠ (𝑉 × {(0g‘𝐷)}) ∧ 𝐺 ≠ (𝑉 × {(0g‘𝐷)}))) ∧ (𝐿‘𝐺) = (𝐿‘𝑔)) → ∃𝑘 ∈ 𝐾 𝑔 = (𝐺 ∘f · (𝑉 × {𝑘})))
64	63	ex 415	. . . . . . . 8 ⊢ (((𝜑 ∧ 𝑔 ∈ 𝐹) ∧ (𝑔 ≠ (𝑉 × {(0g‘𝐷)}) ∧ 𝐺 ≠ (𝑉 × {(0g‘𝐷)}))) → ((𝐿‘𝐺) = (𝐿‘𝑔) → ∃𝑘 ∈ 𝐾 𝑔 = (𝐺 ∘f · (𝑉 × {𝑘}))))
65	57, 64	sylbid 242	. . . . . . 7 ⊢ (((𝜑 ∧ 𝑔 ∈ 𝐹) ∧ (𝑔 ≠ (𝑉 × {(0g‘𝐷)}) ∧ 𝐺 ≠ (𝑉 × {(0g‘𝐷)}))) → ((𝐿‘𝐺) ⊆ (𝐿‘𝑔) → ∃𝑘 ∈ 𝐾 𝑔 = (𝐺 ∘f · (𝑉 × {𝑘}))))
66	25, 46, 65	pm2.61da2ne 3105	. . . . . 6 ⊢ ((𝜑 ∧ 𝑔 ∈ 𝐹) → ((𝐿‘𝐺) ⊆ (𝐿‘𝑔) → ∃𝑘 ∈ 𝐾 𝑔 = (𝐺 ∘f · (𝑉 × {𝑘}))))
67	2	ad2antrr 724	. . . . . . . . . 10 ⊢ (((𝜑 ∧ 𝑔 ∈ 𝐹) ∧ 𝑘 ∈ 𝐾) → 𝑊 ∈ LVec)
68	16	ad2antrr 724	. . . . . . . . . 10 ⊢ (((𝜑 ∧ 𝑔 ∈ 𝐹) ∧ 𝑘 ∈ 𝐾) → 𝐺 ∈ 𝐹)
69		simpr 487	. . . . . . . . . 10 ⊢ (((𝜑 ∧ 𝑔 ∈ 𝐹) ∧ 𝑘 ∈ 𝐾) → 𝑘 ∈ 𝐾)
70	12, 5, 6, 14, 13, 27, 67, 68, 69	lkrscss 36249	. . . . . . . . 9 ⊢ (((𝜑 ∧ 𝑔 ∈ 𝐹) ∧ 𝑘 ∈ 𝐾) → (𝐿‘𝐺) ⊆ (𝐿‘(𝐺 ∘f · (𝑉 × {𝑘}))))
71	70	ex 415	. . . . . . . 8 ⊢ ((𝜑 ∧ 𝑔 ∈ 𝐹) → (𝑘 ∈ 𝐾 → (𝐿‘𝐺) ⊆ (𝐿‘(𝐺 ∘f · (𝑉 × {𝑘})))))
72		fveq2 6670	. . . . . . . . . 10 ⊢ (𝑔 = (𝐺 ∘f · (𝑉 × {𝑘})) → (𝐿‘𝑔) = (𝐿‘(𝐺 ∘f · (𝑉 × {𝑘}))))
73	72	sseq2d 3999	. . . . . . . . 9 ⊢ (𝑔 = (𝐺 ∘f · (𝑉 × {𝑘})) → ((𝐿‘𝐺) ⊆ (𝐿‘𝑔) ↔ (𝐿‘𝐺) ⊆ (𝐿‘(𝐺 ∘f · (𝑉 × {𝑘})))))
74	73	biimprcd 252	. . . . . . . 8 ⊢ ((𝐿‘𝐺) ⊆ (𝐿‘(𝐺 ∘f · (𝑉 × {𝑘}))) → (𝑔 = (𝐺 ∘f · (𝑉 × {𝑘})) → (𝐿‘𝐺) ⊆ (𝐿‘𝑔)))
75	71, 74	syl6 35	. . . . . . 7 ⊢ ((𝜑 ∧ 𝑔 ∈ 𝐹) → (𝑘 ∈ 𝐾 → (𝑔 = (𝐺 ∘f · (𝑉 × {𝑘})) → (𝐿‘𝐺) ⊆ (𝐿‘𝑔))))
76	75	rexlimdv 3283	. . . . . 6 ⊢ ((𝜑 ∧ 𝑔 ∈ 𝐹) → (∃𝑘 ∈ 𝐾 𝑔 = (𝐺 ∘f · (𝑉 × {𝑘})) → (𝐿‘𝐺) ⊆ (𝐿‘𝑔)))
77	66, 76	impbid 214	. . . . 5 ⊢ ((𝜑 ∧ 𝑔 ∈ 𝐹) → ((𝐿‘𝐺) ⊆ (𝐿‘𝑔) ↔ ∃𝑘 ∈ 𝐾 𝑔 = (𝐺 ∘f · (𝑉 × {𝑘}))))
78	77	pm5.32da 581	. . . 4 ⊢ (𝜑 → ((𝑔 ∈ 𝐹 ∧ (𝐿‘𝐺) ⊆ (𝐿‘𝑔)) ↔ (𝑔 ∈ 𝐹 ∧ ∃𝑘 ∈ 𝐾 𝑔 = (𝐺 ∘f · (𝑉 × {𝑘})))))
79	4	adantr 483	. . . . . . . . 9 ⊢ ((𝜑 ∧ 𝑘 ∈ 𝐾) → 𝑊 ∈ LMod)
80	16	adantr 483	. . . . . . . . 9 ⊢ ((𝜑 ∧ 𝑘 ∈ 𝐾) → 𝐺 ∈ 𝐹)
81		simpr 487	. . . . . . . . 9 ⊢ ((𝜑 ∧ 𝑘 ∈ 𝐾) → 𝑘 ∈ 𝐾)
82	12, 5, 6, 14, 13, 79, 80, 81	lflvscl 36228	. . . . . . . 8 ⊢ ((𝜑 ∧ 𝑘 ∈ 𝐾) → (𝐺 ∘f · (𝑉 × {𝑘})) ∈ 𝐹)
83		eleq1a 2908	. . . . . . . 8 ⊢ ((𝐺 ∘f · (𝑉 × {𝑘})) ∈ 𝐹 → (𝑔 = (𝐺 ∘f · (𝑉 × {𝑘})) → 𝑔 ∈ 𝐹))
84	82, 83	syl 17	. . . . . . 7 ⊢ ((𝜑 ∧ 𝑘 ∈ 𝐾) → (𝑔 = (𝐺 ∘f · (𝑉 × {𝑘})) → 𝑔 ∈ 𝐹))
85	84	pm4.71rd 565	. . . . . 6 ⊢ ((𝜑 ∧ 𝑘 ∈ 𝐾) → (𝑔 = (𝐺 ∘f · (𝑉 × {𝑘})) ↔ (𝑔 ∈ 𝐹 ∧ 𝑔 = (𝐺 ∘f · (𝑉 × {𝑘})))))
86	85	rexbidva 3296	. . . . 5 ⊢ (𝜑 → (∃𝑘 ∈ 𝐾 𝑔 = (𝐺 ∘f · (𝑉 × {𝑘})) ↔ ∃𝑘 ∈ 𝐾 (𝑔 ∈ 𝐹 ∧ 𝑔 = (𝐺 ∘f · (𝑉 × {𝑘})))))
87		r19.42v 3350	. . . . 5 ⊢ (∃𝑘 ∈ 𝐾 (𝑔 ∈ 𝐹 ∧ 𝑔 = (𝐺 ∘f · (𝑉 × {𝑘}))) ↔ (𝑔 ∈ 𝐹 ∧ ∃𝑘 ∈ 𝐾 𝑔 = (𝐺 ∘f · (𝑉 × {𝑘}))))
88	86, 87	syl6rbb 290	. . . 4 ⊢ (𝜑 → ((𝑔 ∈ 𝐹 ∧ ∃𝑘 ∈ 𝐾 𝑔 = (𝐺 ∘f · (𝑉 × {𝑘}))) ↔ ∃𝑘 ∈ 𝐾 𝑔 = (𝐺 ∘f · (𝑉 × {𝑘}))))
89	78, 88	bitrd 281	. . 3 ⊢ (𝜑 → ((𝑔 ∈ 𝐹 ∧ (𝐿‘𝐺) ⊆ (𝐿‘𝑔)) ↔ ∃𝑘 ∈ 𝐾 𝑔 = (𝐺 ∘f · (𝑉 × {𝑘}))))
90	89	abbidv 2885	. 2 ⊢ (𝜑 → {𝑔 ∣ (𝑔 ∈ 𝐹 ∧ (𝐿‘𝐺) ⊆ (𝐿‘𝑔))} = {𝑔 ∣ ∃𝑘 ∈ 𝐾 𝑔 = (𝐺 ∘f · (𝑉 × {𝑘}))})
91	1, 90	syl5eq 2868	1 ⊢ (𝜑 → {𝑔 ∈ 𝐹 ∣ (𝐿‘𝐺) ⊆ (𝐿‘𝑔)} = {𝑔 ∣ ∃𝑘 ∈ 𝐾 𝑔 = (𝐺 ∘f · (𝑉 × {𝑘}))})

Syntax hints:   → wi 4   ↔ wb 208   ∧ wa 398   = wceq 1537   ∈ wcel 2114  {cab 2799   ≠ wne 3016  ∃wrex 3139  {crab 3142   ⊆ wss 3936  {csn 4567   × cxp 5553  ‘cfv 6355  (class class class)co 7156   ∘_f cof 7407  Basecbs 16483  ._rcmulr 16566  Scalarcsca 16568  0_gc0g 16713  LModclmod 19634  LVecclvec 19874  LSHypclsh 36126  LFnlclfn 36208  LKerclk 36236

This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1796  ax-4 1810  ax-5 1911  ax-6 1970  ax-7 2015  ax-8 2116  ax-9 2124  ax-10 2145  ax-11 2161  ax-12 2177  ax-ext 2793  ax-rep 5190  ax-sep 5203  ax-nul 5210  ax-pow 5266  ax-pr 5330  ax-un 7461  ax-cnex 10593  ax-resscn 10594  ax-1cn 10595  ax-icn 10596  ax-addcl 10597  ax-addrcl 10598  ax-mulcl 10599  ax-mulrcl 10600  ax-mulcom 10601  ax-addass 10602  ax-mulass 10603  ax-distr 10604  ax-i2m1 10605  ax-1ne0 10606  ax-1rid 10607  ax-rnegex 10608  ax-rrecex 10609  ax-cnre 10610  ax-pre-lttri 10611  ax-pre-lttrn 10612  ax-pre-ltadd 10613  ax-pre-mulgt0 10614

This theorem depends on definitions:  df-bi 209  df-an 399  df-or 844  df-3or 1084  df-3an 1085  df-tru 1540  df-ex 1781  df-nf 1785  df-sb 2070  df-mo 2622  df-eu 2654  df-clab 2800  df-cleq 2814  df-clel 2893  df-nfc 2963  df-ne 3017  df-nel 3124  df-ral 3143  df-rex 3144  df-reu 3145  df-rmo 3146  df-rab 3147  df-v 3496  df-sbc 3773  df-csb 3884  df-dif 3939  df-un 3941  df-in 3943  df-ss 3952  df-pss 3954  df-nul 4292  df-if 4468  df-pw 4541  df-sn 4568  df-pr 4570  df-tp 4572  df-op 4574  df-uni 4839  df-int 4877  df-iun 4921  df-br 5067  df-opab 5129  df-mpt 5147  df-tr 5173  df-id 5460  df-eprel 5465  df-po 5474  df-so 5475  df-fr 5514  df-we 5516  df-xp 5561  df-rel 5562  df-cnv 5563  df-co 5564  df-dm 5565  df-rn 5566  df-res 5567  df-ima 5568  df-pred 6148  df-ord 6194  df-on 6195  df-lim 6196  df-suc 6197  df-iota 6314  df-fun 6357  df-fn 6358  df-f 6359  df-f1 6360  df-fo 6361  df-f1o 6362  df-fv 6363  df-riota 7114  df-ov 7159  df-oprab 7160  df-mpo 7161  df-of 7409  df-om 7581  df-1st 7689  df-2nd 7690  df-tpos 7892  df-wrecs 7947  df-recs 8008  df-rdg 8046  df-er 8289  df-map 8408  df-en 8510  df-dom 8511  df-sdom 8512  df-pnf 10677  df-mnf 10678  df-xr 10679  df-ltxr 10680  df-le 10681  df-sub 10872  df-neg 10873  df-nn 11639  df-2 11701  df-3 11702  df-ndx 16486  df-slot 16487  df-base 16489  df-sets 16490  df-ress 16491  df-plusg 16578  df-mulr 16579  df-0g 16715  df-mgm 17852  df-sgrp 17901  df-mnd 17912  df-submnd 17957  df-grp 18106  df-minusg 18107  df-sbg 18108  df-subg 18276  df-cntz 18447  df-lsm 18761  df-cmn 18908  df-abl 18909  df-mgp 19240  df-ur 19252  df-ring 19299  df-oppr 19373  df-dvdsr 19391  df-unit 19392  df-invr 19422  df-drng 19504  df-lmod 19636  df-lss 19704  df-lsp 19744  df-lvec 19875  df-lshyp 36128  df-lfl 36209  df-lkr 36237

This theorem is referenced by:  ldual1dim  36317