Theorem lfl1dim 37135

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 3073	. 2 ⊢ {𝑔 ∈ 𝐹 ∣ (𝐿‘𝐺) ⊆ (𝐿‘𝑔)} = {𝑔 ∣ (𝑔 ∈ 𝐹 ∧ (𝐿‘𝐺) ⊆ (𝐿‘𝑔))}
2		lfl1dim.w	. . . . . . . . . . . 12 ⊢ (𝜑 → 𝑊 ∈ LVec)
3		lveclmod 20368	. . . . . . . . . . . 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 2738	. . . . . . . . . . . 12 ⊢ (0g‘𝐷) = (0g‘𝐷)
8	5, 6, 7	lmod0cl 20149	. . . . . . . . . . 11 ⊢ (𝑊 ∈ LMod → (0g‘𝐷) ∈ 𝐾)
9	4, 8	syl 17	. . . . . . . . . 10 ⊢ (𝜑 → (0g‘𝐷) ∈ 𝐾)
10	9	ad2antrr 723	. . . . . . . . 9 ⊢ (((𝜑 ∧ 𝑔 ∈ 𝐹) ∧ 𝑔 = (𝑉 × {(0g‘𝐷)})) → (0g‘𝐷) ∈ 𝐾)
11		simpr 485	. . . . . . . . . 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 723	. . . . . . . . . . 11 ⊢ (((𝜑 ∧ 𝑔 ∈ 𝐹) ∧ 𝑔 = (𝑉 × {(0g‘𝐷)})) → 𝑊 ∈ LMod)
16		lfl1dim.g	. . . . . . . . . . . 12 ⊢ (𝜑 → 𝐺 ∈ 𝐹)
17	16	ad2antrr 723	. . . . . . . . . . 11 ⊢ (((𝜑 ∧ 𝑔 ∈ 𝐹) ∧ 𝑔 = (𝑉 × {(0g‘𝐷)})) → 𝐺 ∈ 𝐹)
18	12, 5, 13, 6, 14, 7, 15, 17	lfl0sc 37096	. . . . . . . . . 10 ⊢ (((𝜑 ∧ 𝑔 ∈ 𝐹) ∧ 𝑔 = (𝑉 × {(0g‘𝐷)})) → (𝐺 ∘f · (𝑉 × {(0g‘𝐷)})) = (𝑉 × {(0g‘𝐷)}))
19	11, 18	eqtr4d 2781	. . . . . . . . 9 ⊢ (((𝜑 ∧ 𝑔 ∈ 𝐹) ∧ 𝑔 = (𝑉 × {(0g‘𝐷)})) → 𝑔 = (𝐺 ∘f · (𝑉 × {(0g‘𝐷)})))
20		sneq 4571	. . . . . . . . . . . 12 ⊢ (𝑘 = (0g‘𝐷) → {𝑘} = {(0g‘𝐷)})
21	20	xpeq2d 5619	. . . . . . . . . . 11 ⊢ (𝑘 = (0g‘𝐷) → (𝑉 × {𝑘}) = (𝑉 × {(0g‘𝐷)}))
22	21	oveq2d 7291	. . . . . . . . . 10 ⊢ (𝑘 = (0g‘𝐷) → (𝐺 ∘f · (𝑉 × {𝑘})) = (𝐺 ∘f · (𝑉 × {(0g‘𝐷)})))
23	22	rspceeqv 3575	. . . . . . . . 9 ⊢ (((0g‘𝐷) ∈ 𝐾 ∧ 𝑔 = (𝐺 ∘f · (𝑉 × {(0g‘𝐷)}))) → ∃𝑘 ∈ 𝐾 𝑔 = (𝐺 ∘f · (𝑉 × {𝑘})))
24	10, 19, 23	syl2anc 584	. . . . . . . 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 727	. . . . . . . . 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 727	. . . . . . . . . . . . 13 ⊢ ((((𝜑 ∧ 𝑔 ∈ 𝐹) ∧ 𝐺 = (𝑉 × {(0g‘𝐷)})) ∧ (𝐿‘𝐺) ⊆ (𝐿‘𝑔)) → 𝑊 ∈ LMod)
29		simpllr 773	. . . . . . . . . . . . 13 ⊢ ((((𝜑 ∧ 𝑔 ∈ 𝐹) ∧ 𝐺 = (𝑉 × {(0g‘𝐷)})) ∧ (𝐿‘𝐺) ⊆ (𝐿‘𝑔)) → 𝑔 ∈ 𝐹)
30	12, 13, 27, 28, 29	lkrssv 37110	. . . . . . . . . . . 12 ⊢ ((((𝜑 ∧ 𝑔 ∈ 𝐹) ∧ 𝐺 = (𝑉 × {(0g‘𝐷)})) ∧ (𝐿‘𝐺) ⊆ (𝐿‘𝑔)) → (𝐿‘𝑔) ⊆ 𝑉)
31	4	adantr 481	. . . . . . . . . . . . . . . 16 ⊢ ((𝜑 ∧ 𝑔 ∈ 𝐹) → 𝑊 ∈ LMod)
32	16	adantr 481	. . . . . . . . . . . . . . . 16 ⊢ ((𝜑 ∧ 𝑔 ∈ 𝐹) → 𝐺 ∈ 𝐹)
33	5, 7, 12, 13, 27	lkr0f 37108	. . . . . . . . . . . . . . . 16 ⊢ ((𝑊 ∈ LMod ∧ 𝐺 ∈ 𝐹) → ((𝐿‘𝐺) = 𝑉 ↔ 𝐺 = (𝑉 × {(0g‘𝐷)})))
34	31, 32, 33	syl2anc 584	. . . . . . . . . . . . . . 15 ⊢ ((𝜑 ∧ 𝑔 ∈ 𝐹) → ((𝐿‘𝐺) = 𝑉 ↔ 𝐺 = (𝑉 × {(0g‘𝐷)})))
35	34	biimpar 478	. . . . . . . . . . . . . 14 ⊢ (((𝜑 ∧ 𝑔 ∈ 𝐹) ∧ 𝐺 = (𝑉 × {(0g‘𝐷)})) → (𝐿‘𝐺) = 𝑉)
36	35	sseq1d 3952	. . . . . . . . . . . . 13 ⊢ (((𝜑 ∧ 𝑔 ∈ 𝐹) ∧ 𝐺 = (𝑉 × {(0g‘𝐷)})) → ((𝐿‘𝐺) ⊆ (𝐿‘𝑔) ↔ 𝑉 ⊆ (𝐿‘𝑔)))
37	36	biimpa 477	. . . . . . . . . . . 12 ⊢ ((((𝜑 ∧ 𝑔 ∈ 𝐹) ∧ 𝐺 = (𝑉 × {(0g‘𝐷)})) ∧ (𝐿‘𝐺) ⊆ (𝐿‘𝑔)) → 𝑉 ⊆ (𝐿‘𝑔))
38	30, 37	eqssd 3938	. . . . . . . . . . 11 ⊢ ((((𝜑 ∧ 𝑔 ∈ 𝐹) ∧ 𝐺 = (𝑉 × {(0g‘𝐷)})) ∧ (𝐿‘𝐺) ⊆ (𝐿‘𝑔)) → (𝐿‘𝑔) = 𝑉)
39	5, 7, 12, 13, 27	lkr0f 37108	. . . . . . . . . . . 12 ⊢ ((𝑊 ∈ LMod ∧ 𝑔 ∈ 𝐹) → ((𝐿‘𝑔) = 𝑉 ↔ 𝑔 = (𝑉 × {(0g‘𝐷)})))
40	28, 29, 39	syl2anc 584	. . . . . . . . . . 11 ⊢ ((((𝜑 ∧ 𝑔 ∈ 𝐹) ∧ 𝐺 = (𝑉 × {(0g‘𝐷)})) ∧ (𝐿‘𝐺) ⊆ (𝐿‘𝑔)) → ((𝐿‘𝑔) = 𝑉 ↔ 𝑔 = (𝑉 × {(0g‘𝐷)})))
41	38, 40	mpbid 231	. . . . . . . . . 10 ⊢ ((((𝜑 ∧ 𝑔 ∈ 𝐹) ∧ 𝐺 = (𝑉 × {(0g‘𝐷)})) ∧ (𝐿‘𝐺) ⊆ (𝐿‘𝑔)) → 𝑔 = (𝑉 × {(0g‘𝐷)}))
42	16	ad3antrrr 727	. . . . . . . . . . 11 ⊢ ((((𝜑 ∧ 𝑔 ∈ 𝐹) ∧ 𝐺 = (𝑉 × {(0g‘𝐷)})) ∧ (𝐿‘𝐺) ⊆ (𝐿‘𝑔)) → 𝐺 ∈ 𝐹)
43	12, 5, 13, 6, 14, 7, 28, 42	lfl0sc 37096	. . . . . . . . . 10 ⊢ ((((𝜑 ∧ 𝑔 ∈ 𝐹) ∧ 𝐺 = (𝑉 × {(0g‘𝐷)})) ∧ (𝐿‘𝐺) ⊆ (𝐿‘𝑔)) → (𝐺 ∘f · (𝑉 × {(0g‘𝐷)})) = (𝑉 × {(0g‘𝐷)}))
44	41, 43	eqtr4d 2781	. . . . . . . . 9 ⊢ ((((𝜑 ∧ 𝑔 ∈ 𝐹) ∧ 𝐺 = (𝑉 × {(0g‘𝐷)})) ∧ (𝐿‘𝐺) ⊆ (𝐿‘𝑔)) → 𝑔 = (𝐺 ∘f · (𝑉 × {(0g‘𝐷)})))
45	26, 44, 23	syl2anc 584	. . . . . . . 8 ⊢ ((((𝜑 ∧ 𝑔 ∈ 𝐹) ∧ 𝐺 = (𝑉 × {(0g‘𝐷)})) ∧ (𝐿‘𝐺) ⊆ (𝐿‘𝑔)) → ∃𝑘 ∈ 𝐾 𝑔 = (𝐺 ∘f · (𝑉 × {𝑘})))
46	45	ex 413	. . . . . . 7 ⊢ (((𝜑 ∧ 𝑔 ∈ 𝐹) ∧ 𝐺 = (𝑉 × {(0g‘𝐷)})) → ((𝐿‘𝐺) ⊆ (𝐿‘𝑔) → ∃𝑘 ∈ 𝐾 𝑔 = (𝐺 ∘f · (𝑉 × {𝑘}))))
47		eqid 2738	. . . . . . . . 9 ⊢ (LSHyp‘𝑊) = (LSHyp‘𝑊)
48	2	ad2antrr 723	. . . . . . . . 9 ⊢ (((𝜑 ∧ 𝑔 ∈ 𝐹) ∧ (𝑔 ≠ (𝑉 × {(0g‘𝐷)}) ∧ 𝐺 ≠ (𝑉 × {(0g‘𝐷)}))) → 𝑊 ∈ LVec)
49	16	ad2antrr 723	. . . . . . . . . 10 ⊢ (((𝜑 ∧ 𝑔 ∈ 𝐹) ∧ (𝑔 ≠ (𝑉 × {(0g‘𝐷)}) ∧ 𝐺 ≠ (𝑉 × {(0g‘𝐷)}))) → 𝐺 ∈ 𝐹)
50		simprr 770	. . . . . . . . . 10 ⊢ (((𝜑 ∧ 𝑔 ∈ 𝐹) ∧ (𝑔 ≠ (𝑉 × {(0g‘𝐷)}) ∧ 𝐺 ≠ (𝑉 × {(0g‘𝐷)}))) → 𝐺 ≠ (𝑉 × {(0g‘𝐷)}))
51	12, 5, 7, 47, 13, 27	lkrshp 37119	. . . . . . . . . 10 ⊢ ((𝑊 ∈ LVec ∧ 𝐺 ∈ 𝐹 ∧ 𝐺 ≠ (𝑉 × {(0g‘𝐷)})) → (𝐿‘𝐺) ∈ (LSHyp‘𝑊))
52	48, 49, 50, 51	syl3anc 1370	. . . . . . . . 9 ⊢ (((𝜑 ∧ 𝑔 ∈ 𝐹) ∧ (𝑔 ≠ (𝑉 × {(0g‘𝐷)}) ∧ 𝐺 ≠ (𝑉 × {(0g‘𝐷)}))) → (𝐿‘𝐺) ∈ (LSHyp‘𝑊))
53		simplr 766	. . . . . . . . . 10 ⊢ (((𝜑 ∧ 𝑔 ∈ 𝐹) ∧ (𝑔 ≠ (𝑉 × {(0g‘𝐷)}) ∧ 𝐺 ≠ (𝑉 × {(0g‘𝐷)}))) → 𝑔 ∈ 𝐹)
54		simprl 768	. . . . . . . . . 10 ⊢ (((𝜑 ∧ 𝑔 ∈ 𝐹) ∧ (𝑔 ≠ (𝑉 × {(0g‘𝐷)}) ∧ 𝐺 ≠ (𝑉 × {(0g‘𝐷)}))) → 𝑔 ≠ (𝑉 × {(0g‘𝐷)}))
55	12, 5, 7, 47, 13, 27	lkrshp 37119	. . . . . . . . . 10 ⊢ ((𝑊 ∈ LVec ∧ 𝑔 ∈ 𝐹 ∧ 𝑔 ≠ (𝑉 × {(0g‘𝐷)})) → (𝐿‘𝑔) ∈ (LSHyp‘𝑊))
56	48, 53, 54, 55	syl3anc 1370	. . . . . . . . 9 ⊢ (((𝜑 ∧ 𝑔 ∈ 𝐹) ∧ (𝑔 ≠ (𝑉 × {(0g‘𝐷)}) ∧ 𝐺 ≠ (𝑉 × {(0g‘𝐷)}))) → (𝐿‘𝑔) ∈ (LSHyp‘𝑊))
57	47, 48, 52, 56	lshpcmp 37002	. . . . . . . 8 ⊢ (((𝜑 ∧ 𝑔 ∈ 𝐹) ∧ (𝑔 ≠ (𝑉 × {(0g‘𝐷)}) ∧ 𝐺 ≠ (𝑉 × {(0g‘𝐷)}))) → ((𝐿‘𝐺) ⊆ (𝐿‘𝑔) ↔ (𝐿‘𝐺) = (𝐿‘𝑔)))
58	2	ad3antrrr 727	. . . . . . . . . 10 ⊢ ((((𝜑 ∧ 𝑔 ∈ 𝐹) ∧ (𝑔 ≠ (𝑉 × {(0g‘𝐷)}) ∧ 𝐺 ≠ (𝑉 × {(0g‘𝐷)}))) ∧ (𝐿‘𝐺) = (𝐿‘𝑔)) → 𝑊 ∈ LVec)
59	16	ad3antrrr 727	. . . . . . . . . 10 ⊢ ((((𝜑 ∧ 𝑔 ∈ 𝐹) ∧ (𝑔 ≠ (𝑉 × {(0g‘𝐷)}) ∧ 𝐺 ≠ (𝑉 × {(0g‘𝐷)}))) ∧ (𝐿‘𝐺) = (𝐿‘𝑔)) → 𝐺 ∈ 𝐹)
60		simpllr 773	. . . . . . . . . 10 ⊢ ((((𝜑 ∧ 𝑔 ∈ 𝐹) ∧ (𝑔 ≠ (𝑉 × {(0g‘𝐷)}) ∧ 𝐺 ≠ (𝑉 × {(0g‘𝐷)}))) ∧ (𝐿‘𝐺) = (𝐿‘𝑔)) → 𝑔 ∈ 𝐹)
61		simpr 485	. . . . . . . . . 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 37114	. . . . . . . . . 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 1374	. . . . . . . . 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 413	. . . . . . . 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 239	. . . . . . 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 3033	. . . . . 6 ⊢ ((𝜑 ∧ 𝑔 ∈ 𝐹) → ((𝐿‘𝐺) ⊆ (𝐿‘𝑔) → ∃𝑘 ∈ 𝐾 𝑔 = (𝐺 ∘f · (𝑉 × {𝑘}))))
67	2	ad2antrr 723	. . . . . . . . . 10 ⊢ (((𝜑 ∧ 𝑔 ∈ 𝐹) ∧ 𝑘 ∈ 𝐾) → 𝑊 ∈ LVec)
68	16	ad2antrr 723	. . . . . . . . . 10 ⊢ (((𝜑 ∧ 𝑔 ∈ 𝐹) ∧ 𝑘 ∈ 𝐾) → 𝐺 ∈ 𝐹)
69		simpr 485	. . . . . . . . . 10 ⊢ (((𝜑 ∧ 𝑔 ∈ 𝐹) ∧ 𝑘 ∈ 𝐾) → 𝑘 ∈ 𝐾)
70	12, 5, 6, 14, 13, 27, 67, 68, 69	lkrscss 37112	. . . . . . . . 9 ⊢ (((𝜑 ∧ 𝑔 ∈ 𝐹) ∧ 𝑘 ∈ 𝐾) → (𝐿‘𝐺) ⊆ (𝐿‘(𝐺 ∘f · (𝑉 × {𝑘}))))
71	70	ex 413	. . . . . . . 8 ⊢ ((𝜑 ∧ 𝑔 ∈ 𝐹) → (𝑘 ∈ 𝐾 → (𝐿‘𝐺) ⊆ (𝐿‘(𝐺 ∘f · (𝑉 × {𝑘})))))
72		fveq2 6774	. . . . . . . . . 10 ⊢ (𝑔 = (𝐺 ∘f · (𝑉 × {𝑘})) → (𝐿‘𝑔) = (𝐿‘(𝐺 ∘f · (𝑉 × {𝑘}))))
73	72	sseq2d 3953	. . . . . . . . 9 ⊢ (𝑔 = (𝐺 ∘f · (𝑉 × {𝑘})) → ((𝐿‘𝐺) ⊆ (𝐿‘𝑔) ↔ (𝐿‘𝐺) ⊆ (𝐿‘(𝐺 ∘f · (𝑉 × {𝑘})))))
74	73	biimprcd 249	. . . . . . . 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 3212	. . . . . 6 ⊢ ((𝜑 ∧ 𝑔 ∈ 𝐹) → (∃𝑘 ∈ 𝐾 𝑔 = (𝐺 ∘f · (𝑉 × {𝑘})) → (𝐿‘𝐺) ⊆ (𝐿‘𝑔)))
77	66, 76	impbid 211	. . . . 5 ⊢ ((𝜑 ∧ 𝑔 ∈ 𝐹) → ((𝐿‘𝐺) ⊆ (𝐿‘𝑔) ↔ ∃𝑘 ∈ 𝐾 𝑔 = (𝐺 ∘f · (𝑉 × {𝑘}))))
78	77	pm5.32da 579	. . . 4 ⊢ (𝜑 → ((𝑔 ∈ 𝐹 ∧ (𝐿‘𝐺) ⊆ (𝐿‘𝑔)) ↔ (𝑔 ∈ 𝐹 ∧ ∃𝑘 ∈ 𝐾 𝑔 = (𝐺 ∘f · (𝑉 × {𝑘})))))
79	4	adantr 481	. . . . . . . . 9 ⊢ ((𝜑 ∧ 𝑘 ∈ 𝐾) → 𝑊 ∈ LMod)
80	16	adantr 481	. . . . . . . . 9 ⊢ ((𝜑 ∧ 𝑘 ∈ 𝐾) → 𝐺 ∈ 𝐹)
81		simpr 485	. . . . . . . . 9 ⊢ ((𝜑 ∧ 𝑘 ∈ 𝐾) → 𝑘 ∈ 𝐾)
82	12, 5, 6, 14, 13, 79, 80, 81	lflvscl 37091	. . . . . . . 8 ⊢ ((𝜑 ∧ 𝑘 ∈ 𝐾) → (𝐺 ∘f · (𝑉 × {𝑘})) ∈ 𝐹)
83		eleq1a 2834	. . . . . . . 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 563	. . . . . 6 ⊢ ((𝜑 ∧ 𝑘 ∈ 𝐾) → (𝑔 = (𝐺 ∘f · (𝑉 × {𝑘})) ↔ (𝑔 ∈ 𝐹 ∧ 𝑔 = (𝐺 ∘f · (𝑉 × {𝑘})))))
86	85	rexbidva 3225	. . . . 5 ⊢ (𝜑 → (∃𝑘 ∈ 𝐾 𝑔 = (𝐺 ∘f · (𝑉 × {𝑘})) ↔ ∃𝑘 ∈ 𝐾 (𝑔 ∈ 𝐹 ∧ 𝑔 = (𝐺 ∘f · (𝑉 × {𝑘})))))
87		r19.42v 3279	. . . . 5 ⊢ (∃𝑘 ∈ 𝐾 (𝑔 ∈ 𝐹 ∧ 𝑔 = (𝐺 ∘f · (𝑉 × {𝑘}))) ↔ (𝑔 ∈ 𝐹 ∧ ∃𝑘 ∈ 𝐾 𝑔 = (𝐺 ∘f · (𝑉 × {𝑘}))))
88	86, 87	bitr2di 288	. . . 4 ⊢ (𝜑 → ((𝑔 ∈ 𝐹 ∧ ∃𝑘 ∈ 𝐾 𝑔 = (𝐺 ∘f · (𝑉 × {𝑘}))) ↔ ∃𝑘 ∈ 𝐾 𝑔 = (𝐺 ∘f · (𝑉 × {𝑘}))))
89	78, 88	bitrd 278	. . 3 ⊢ (𝜑 → ((𝑔 ∈ 𝐹 ∧ (𝐿‘𝐺) ⊆ (𝐿‘𝑔)) ↔ ∃𝑘 ∈ 𝐾 𝑔 = (𝐺 ∘f · (𝑉 × {𝑘}))))
90	89	abbidv 2807	. 2 ⊢ (𝜑 → {𝑔 ∣ (𝑔 ∈ 𝐹 ∧ (𝐿‘𝐺) ⊆ (𝐿‘𝑔))} = {𝑔 ∣ ∃𝑘 ∈ 𝐾 𝑔 = (𝐺 ∘f · (𝑉 × {𝑘}))})
91	1, 90	eqtrid 2790	1 ⊢ (𝜑 → {𝑔 ∈ 𝐹 ∣ (𝐿‘𝐺) ⊆ (𝐿‘𝑔)} = {𝑔 ∣ ∃𝑘 ∈ 𝐾 𝑔 = (𝐺 ∘f · (𝑉 × {𝑘}))})

Syntax hints:   → wi 4   ↔ wb 205   ∧ wa 396   = wceq 1539   ∈ wcel 2106  {cab 2715   ≠ wne 2943  ∃wrex 3065  {crab 3068   ⊆ wss 3887  {csn 4561   × cxp 5587  ‘cfv 6433  (class class class)co 7275   ∘_f cof 7531  Basecbs 16912  ._rcmulr 16963  Scalarcsca 16965  0_gc0g 17150  LModclmod 20123  LVecclvec 20364  LSHypclsh 36989  LFnlclfn 37071  LKerclk 37099

This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1798  ax-4 1812  ax-5 1913  ax-6 1971  ax-7 2011  ax-8 2108  ax-9 2116  ax-10 2137  ax-11 2154  ax-12 2171  ax-ext 2709  ax-rep 5209  ax-sep 5223  ax-nul 5230  ax-pow 5288  ax-pr 5352  ax-un 7588  ax-cnex 10927  ax-resscn 10928  ax-1cn 10929  ax-icn 10930  ax-addcl 10931  ax-addrcl 10932  ax-mulcl 10933  ax-mulrcl 10934  ax-mulcom 10935  ax-addass 10936  ax-mulass 10937  ax-distr 10938  ax-i2m1 10939  ax-1ne0 10940  ax-1rid 10941  ax-rnegex 10942  ax-rrecex 10943  ax-cnre 10944  ax-pre-lttri 10945  ax-pre-lttrn 10946  ax-pre-ltadd 10947  ax-pre-mulgt0 10948

This theorem depends on definitions:  df-bi 206  df-an 397  df-or 845  df-3or 1087  df-3an 1088  df-tru 1542  df-fal 1552  df-ex 1783  df-nf 1787  df-sb 2068  df-mo 2540  df-eu 2569  df-clab 2716  df-cleq 2730  df-clel 2816  df-nfc 2889  df-ne 2944  df-nel 3050  df-ral 3069  df-rex 3070  df-rmo 3071  df-reu 3072  df-rab 3073  df-v 3434  df-sbc 3717  df-csb 3833  df-dif 3890  df-un 3892  df-in 3894  df-ss 3904  df-pss 3906  df-nul 4257  df-if 4460  df-pw 4535  df-sn 4562  df-pr 4564  df-op 4568  df-uni 4840  df-int 4880  df-iun 4926  df-br 5075  df-opab 5137  df-mpt 5158  df-tr 5192  df-id 5489  df-eprel 5495  df-po 5503  df-so 5504  df-fr 5544  df-we 5546  df-xp 5595  df-rel 5596  df-cnv 5597  df-co 5598  df-dm 5599  df-rn 5600  df-res 5601  df-ima 5602  df-pred 6202  df-ord 6269  df-on 6270  df-lim 6271  df-suc 6272  df-iota 6391  df-fun 6435  df-fn 6436  df-f 6437  df-f1 6438  df-fo 6439  df-f1o 6440  df-fv 6441  df-riota 7232  df-ov 7278  df-oprab 7279  df-mpo 7280  df-of 7533  df-om 7713  df-1st 7831  df-2nd 7832  df-tpos 8042  df-frecs 8097  df-wrecs 8128  df-recs 8202  df-rdg 8241  df-er 8498  df-map 8617  df-en 8734  df-dom 8735  df-sdom 8736  df-pnf 11011  df-mnf 11012  df-xr 11013  df-ltxr 11014  df-le 11015  df-sub 11207  df-neg 11208  df-nn 11974  df-2 12036  df-3 12037  df-sets 16865  df-slot 16883  df-ndx 16895  df-base 16913  df-ress 16942  df-plusg 16975  df-mulr 16976  df-0g 17152  df-mgm 18326  df-sgrp 18375  df-mnd 18386  df-submnd 18431  df-grp 18580  df-minusg 18581  df-sbg 18582  df-subg 18752  df-cntz 18923  df-lsm 19241  df-cmn 19388  df-abl 19389  df-mgp 19721  df-ur 19738  df-ring 19785  df-oppr 19862  df-dvdsr 19883  df-unit 19884  df-invr 19914  df-drng 19993  df-lmod 20125  df-lss 20194  df-lsp 20234  df-lvec 20365  df-lshyp 36991  df-lfl 37072  df-lkr 37100

This theorem is referenced by:  ldual1dim  37180