Step | Hyp | Ref
| Expression |
1 | | pjthlem.v |
. . . 4
⊢ 𝑉 = (Base‘𝑊) |
2 | | pjthlem.m |
. . . 4
⊢ − =
(-g‘𝑊) |
3 | | pjthlem.n |
. . . 4
⊢ 𝑁 = (norm‘𝑊) |
4 | | pjthlem.1 |
. . . . 5
⊢ (𝜑 → 𝑊 ∈ ℂHil) |
5 | | hlcph 24433 |
. . . . 5
⊢ (𝑊 ∈ ℂHil → 𝑊 ∈
ℂPreHil) |
6 | 4, 5 | syl 17 |
. . . 4
⊢ (𝜑 → 𝑊 ∈ ℂPreHil) |
7 | | pjthlem.2 |
. . . . 5
⊢ (𝜑 → 𝑈 ∈ 𝐿) |
8 | | pjthlem.l |
. . . . 5
⊢ 𝐿 = (LSubSp‘𝑊) |
9 | 7, 8 | eleqtrdi 2849 |
. . . 4
⊢ (𝜑 → 𝑈 ∈ (LSubSp‘𝑊)) |
10 | | pjthlem.3 |
. . . . 5
⊢ (𝜑 → 𝑈 ∈ (Clsd‘𝐽)) |
11 | | hlcms 24435 |
. . . . . . 7
⊢ (𝑊 ∈ ℂHil → 𝑊 ∈ CMetSp) |
12 | 4, 11 | syl 17 |
. . . . . 6
⊢ (𝜑 → 𝑊 ∈ CMetSp) |
13 | 1, 8 | lssss 20113 |
. . . . . . 7
⊢ (𝑈 ∈ 𝐿 → 𝑈 ⊆ 𝑉) |
14 | 7, 13 | syl 17 |
. . . . . 6
⊢ (𝜑 → 𝑈 ⊆ 𝑉) |
15 | | eqid 2738 |
. . . . . . 7
⊢ (𝑊 ↾s 𝑈) = (𝑊 ↾s 𝑈) |
16 | | pjthlem.j |
. . . . . . 7
⊢ 𝐽 = (TopOpen‘𝑊) |
17 | 15, 1, 16 | cmsss 24420 |
. . . . . 6
⊢ ((𝑊 ∈ CMetSp ∧ 𝑈 ⊆ 𝑉) → ((𝑊 ↾s 𝑈) ∈ CMetSp ↔ 𝑈 ∈ (Clsd‘𝐽))) |
18 | 12, 14, 17 | syl2anc 583 |
. . . . 5
⊢ (𝜑 → ((𝑊 ↾s 𝑈) ∈ CMetSp ↔ 𝑈 ∈ (Clsd‘𝐽))) |
19 | 10, 18 | mpbird 256 |
. . . 4
⊢ (𝜑 → (𝑊 ↾s 𝑈) ∈ CMetSp) |
20 | | pjthlem.4 |
. . . 4
⊢ (𝜑 → 𝐴 ∈ 𝑉) |
21 | 1, 2, 3, 6, 9, 19,
20 | minvec 24505 |
. . 3
⊢ (𝜑 → ∃!𝑥 ∈ 𝑈 ∀𝑦 ∈ 𝑈 (𝑁‘(𝐴 − 𝑥)) ≤ (𝑁‘(𝐴 − 𝑦))) |
22 | | reurex 3352 |
. . 3
⊢
(∃!𝑥 ∈
𝑈 ∀𝑦 ∈ 𝑈 (𝑁‘(𝐴 − 𝑥)) ≤ (𝑁‘(𝐴 − 𝑦)) → ∃𝑥 ∈ 𝑈 ∀𝑦 ∈ 𝑈 (𝑁‘(𝐴 − 𝑥)) ≤ (𝑁‘(𝐴 − 𝑦))) |
23 | 21, 22 | syl 17 |
. 2
⊢ (𝜑 → ∃𝑥 ∈ 𝑈 ∀𝑦 ∈ 𝑈 (𝑁‘(𝐴 − 𝑥)) ≤ (𝑁‘(𝐴 − 𝑦))) |
24 | 6 | adantr 480 |
. . . . . 6
⊢ ((𝜑 ∧ (𝑥 ∈ 𝑈 ∧ ∀𝑦 ∈ 𝑈 (𝑁‘(𝐴 − 𝑥)) ≤ (𝑁‘(𝐴 − 𝑦)))) → 𝑊 ∈ ℂPreHil) |
25 | | cphlmod 24243 |
. . . . . 6
⊢ (𝑊 ∈ ℂPreHil →
𝑊 ∈
LMod) |
26 | 24, 25 | syl 17 |
. . . . 5
⊢ ((𝜑 ∧ (𝑥 ∈ 𝑈 ∧ ∀𝑦 ∈ 𝑈 (𝑁‘(𝐴 − 𝑥)) ≤ (𝑁‘(𝐴 − 𝑦)))) → 𝑊 ∈ LMod) |
27 | | lmodabl 20085 |
. . . . 5
⊢ (𝑊 ∈ LMod → 𝑊 ∈ Abel) |
28 | 26, 27 | syl 17 |
. . . 4
⊢ ((𝜑 ∧ (𝑥 ∈ 𝑈 ∧ ∀𝑦 ∈ 𝑈 (𝑁‘(𝐴 − 𝑥)) ≤ (𝑁‘(𝐴 − 𝑦)))) → 𝑊 ∈ Abel) |
29 | 7 | adantr 480 |
. . . . . 6
⊢ ((𝜑 ∧ (𝑥 ∈ 𝑈 ∧ ∀𝑦 ∈ 𝑈 (𝑁‘(𝐴 − 𝑥)) ≤ (𝑁‘(𝐴 − 𝑦)))) → 𝑈 ∈ 𝐿) |
30 | 29, 13 | syl 17 |
. . . . 5
⊢ ((𝜑 ∧ (𝑥 ∈ 𝑈 ∧ ∀𝑦 ∈ 𝑈 (𝑁‘(𝐴 − 𝑥)) ≤ (𝑁‘(𝐴 − 𝑦)))) → 𝑈 ⊆ 𝑉) |
31 | | simprl 767 |
. . . . 5
⊢ ((𝜑 ∧ (𝑥 ∈ 𝑈 ∧ ∀𝑦 ∈ 𝑈 (𝑁‘(𝐴 − 𝑥)) ≤ (𝑁‘(𝐴 − 𝑦)))) → 𝑥 ∈ 𝑈) |
32 | 30, 31 | sseldd 3918 |
. . . 4
⊢ ((𝜑 ∧ (𝑥 ∈ 𝑈 ∧ ∀𝑦 ∈ 𝑈 (𝑁‘(𝐴 − 𝑥)) ≤ (𝑁‘(𝐴 − 𝑦)))) → 𝑥 ∈ 𝑉) |
33 | 20 | adantr 480 |
. . . 4
⊢ ((𝜑 ∧ (𝑥 ∈ 𝑈 ∧ ∀𝑦 ∈ 𝑈 (𝑁‘(𝐴 − 𝑥)) ≤ (𝑁‘(𝐴 − 𝑦)))) → 𝐴 ∈ 𝑉) |
34 | | pjthlem.p |
. . . . 5
⊢ + =
(+g‘𝑊) |
35 | 1, 34, 2 | ablpncan3 19333 |
. . . 4
⊢ ((𝑊 ∈ Abel ∧ (𝑥 ∈ 𝑉 ∧ 𝐴 ∈ 𝑉)) → (𝑥 + (𝐴 − 𝑥)) = 𝐴) |
36 | 28, 32, 33, 35 | syl12anc 833 |
. . 3
⊢ ((𝜑 ∧ (𝑥 ∈ 𝑈 ∧ ∀𝑦 ∈ 𝑈 (𝑁‘(𝐴 − 𝑥)) ≤ (𝑁‘(𝐴 − 𝑦)))) → (𝑥 + (𝐴 − 𝑥)) = 𝐴) |
37 | 8 | lsssssubg 20135 |
. . . . . 6
⊢ (𝑊 ∈ LMod → 𝐿 ⊆ (SubGrp‘𝑊)) |
38 | 26, 37 | syl 17 |
. . . . 5
⊢ ((𝜑 ∧ (𝑥 ∈ 𝑈 ∧ ∀𝑦 ∈ 𝑈 (𝑁‘(𝐴 − 𝑥)) ≤ (𝑁‘(𝐴 − 𝑦)))) → 𝐿 ⊆ (SubGrp‘𝑊)) |
39 | 38, 29 | sseldd 3918 |
. . . 4
⊢ ((𝜑 ∧ (𝑥 ∈ 𝑈 ∧ ∀𝑦 ∈ 𝑈 (𝑁‘(𝐴 − 𝑥)) ≤ (𝑁‘(𝐴 − 𝑦)))) → 𝑈 ∈ (SubGrp‘𝑊)) |
40 | | cphphl 24240 |
. . . . . . 7
⊢ (𝑊 ∈ ℂPreHil →
𝑊 ∈
PreHil) |
41 | 24, 40 | syl 17 |
. . . . . 6
⊢ ((𝜑 ∧ (𝑥 ∈ 𝑈 ∧ ∀𝑦 ∈ 𝑈 (𝑁‘(𝐴 − 𝑥)) ≤ (𝑁‘(𝐴 − 𝑦)))) → 𝑊 ∈ PreHil) |
42 | | pjthlem.o |
. . . . . . 7
⊢ 𝑂 = (ocv‘𝑊) |
43 | 1, 42, 8 | ocvlss 20789 |
. . . . . 6
⊢ ((𝑊 ∈ PreHil ∧ 𝑈 ⊆ 𝑉) → (𝑂‘𝑈) ∈ 𝐿) |
44 | 41, 30, 43 | syl2anc 583 |
. . . . 5
⊢ ((𝜑 ∧ (𝑥 ∈ 𝑈 ∧ ∀𝑦 ∈ 𝑈 (𝑁‘(𝐴 − 𝑥)) ≤ (𝑁‘(𝐴 − 𝑦)))) → (𝑂‘𝑈) ∈ 𝐿) |
45 | 38, 44 | sseldd 3918 |
. . . 4
⊢ ((𝜑 ∧ (𝑥 ∈ 𝑈 ∧ ∀𝑦 ∈ 𝑈 (𝑁‘(𝐴 − 𝑥)) ≤ (𝑁‘(𝐴 − 𝑦)))) → (𝑂‘𝑈) ∈ (SubGrp‘𝑊)) |
46 | 1, 2 | lmodvsubcl 20083 |
. . . . . 6
⊢ ((𝑊 ∈ LMod ∧ 𝐴 ∈ 𝑉 ∧ 𝑥 ∈ 𝑉) → (𝐴 − 𝑥) ∈ 𝑉) |
47 | 26, 33, 32, 46 | syl3anc 1369 |
. . . . 5
⊢ ((𝜑 ∧ (𝑥 ∈ 𝑈 ∧ ∀𝑦 ∈ 𝑈 (𝑁‘(𝐴 − 𝑥)) ≤ (𝑁‘(𝐴 − 𝑦)))) → (𝐴 − 𝑥) ∈ 𝑉) |
48 | | pjthlem.h |
. . . . . . . 8
⊢ , =
(·𝑖‘𝑊) |
49 | 4 | ad2antrr 722 |
. . . . . . . 8
⊢ (((𝜑 ∧ (𝑥 ∈ 𝑈 ∧ ∀𝑦 ∈ 𝑈 (𝑁‘(𝐴 − 𝑥)) ≤ (𝑁‘(𝐴 − 𝑦)))) ∧ 𝑧 ∈ 𝑈) → 𝑊 ∈ ℂHil) |
50 | 29 | adantr 480 |
. . . . . . . 8
⊢ (((𝜑 ∧ (𝑥 ∈ 𝑈 ∧ ∀𝑦 ∈ 𝑈 (𝑁‘(𝐴 − 𝑥)) ≤ (𝑁‘(𝐴 − 𝑦)))) ∧ 𝑧 ∈ 𝑈) → 𝑈 ∈ 𝐿) |
51 | 47 | adantr 480 |
. . . . . . . 8
⊢ (((𝜑 ∧ (𝑥 ∈ 𝑈 ∧ ∀𝑦 ∈ 𝑈 (𝑁‘(𝐴 − 𝑥)) ≤ (𝑁‘(𝐴 − 𝑦)))) ∧ 𝑧 ∈ 𝑈) → (𝐴 − 𝑥) ∈ 𝑉) |
52 | | simpr 484 |
. . . . . . . 8
⊢ (((𝜑 ∧ (𝑥 ∈ 𝑈 ∧ ∀𝑦 ∈ 𝑈 (𝑁‘(𝐴 − 𝑥)) ≤ (𝑁‘(𝐴 − 𝑦)))) ∧ 𝑧 ∈ 𝑈) → 𝑧 ∈ 𝑈) |
53 | | oveq2 7263 |
. . . . . . . . . . . . . 14
⊢ (𝑦 = (𝑤 + 𝑥) → (𝐴 − 𝑦) = (𝐴 − (𝑤 + 𝑥))) |
54 | 53 | fveq2d 6760 |
. . . . . . . . . . . . 13
⊢ (𝑦 = (𝑤 + 𝑥) → (𝑁‘(𝐴 − 𝑦)) = (𝑁‘(𝐴 − (𝑤 + 𝑥)))) |
55 | 54 | breq2d 5082 |
. . . . . . . . . . . 12
⊢ (𝑦 = (𝑤 + 𝑥) → ((𝑁‘(𝐴 − 𝑥)) ≤ (𝑁‘(𝐴 − 𝑦)) ↔ (𝑁‘(𝐴 − 𝑥)) ≤ (𝑁‘(𝐴 − (𝑤 + 𝑥))))) |
56 | | simplrr 774 |
. . . . . . . . . . . 12
⊢ (((𝜑 ∧ (𝑥 ∈ 𝑈 ∧ ∀𝑦 ∈ 𝑈 (𝑁‘(𝐴 − 𝑥)) ≤ (𝑁‘(𝐴 − 𝑦)))) ∧ 𝑤 ∈ 𝑈) → ∀𝑦 ∈ 𝑈 (𝑁‘(𝐴 − 𝑥)) ≤ (𝑁‘(𝐴 − 𝑦))) |
57 | 26 | adantr 480 |
. . . . . . . . . . . . 13
⊢ (((𝜑 ∧ (𝑥 ∈ 𝑈 ∧ ∀𝑦 ∈ 𝑈 (𝑁‘(𝐴 − 𝑥)) ≤ (𝑁‘(𝐴 − 𝑦)))) ∧ 𝑤 ∈ 𝑈) → 𝑊 ∈ LMod) |
58 | 29 | adantr 480 |
. . . . . . . . . . . . 13
⊢ (((𝜑 ∧ (𝑥 ∈ 𝑈 ∧ ∀𝑦 ∈ 𝑈 (𝑁‘(𝐴 − 𝑥)) ≤ (𝑁‘(𝐴 − 𝑦)))) ∧ 𝑤 ∈ 𝑈) → 𝑈 ∈ 𝐿) |
59 | | simpr 484 |
. . . . . . . . . . . . 13
⊢ (((𝜑 ∧ (𝑥 ∈ 𝑈 ∧ ∀𝑦 ∈ 𝑈 (𝑁‘(𝐴 − 𝑥)) ≤ (𝑁‘(𝐴 − 𝑦)))) ∧ 𝑤 ∈ 𝑈) → 𝑤 ∈ 𝑈) |
60 | 31 | adantr 480 |
. . . . . . . . . . . . 13
⊢ (((𝜑 ∧ (𝑥 ∈ 𝑈 ∧ ∀𝑦 ∈ 𝑈 (𝑁‘(𝐴 − 𝑥)) ≤ (𝑁‘(𝐴 − 𝑦)))) ∧ 𝑤 ∈ 𝑈) → 𝑥 ∈ 𝑈) |
61 | 34, 8 | lssvacl 20131 |
. . . . . . . . . . . . 13
⊢ (((𝑊 ∈ LMod ∧ 𝑈 ∈ 𝐿) ∧ (𝑤 ∈ 𝑈 ∧ 𝑥 ∈ 𝑈)) → (𝑤 + 𝑥) ∈ 𝑈) |
62 | 57, 58, 59, 60, 61 | syl22anc 835 |
. . . . . . . . . . . 12
⊢ (((𝜑 ∧ (𝑥 ∈ 𝑈 ∧ ∀𝑦 ∈ 𝑈 (𝑁‘(𝐴 − 𝑥)) ≤ (𝑁‘(𝐴 − 𝑦)))) ∧ 𝑤 ∈ 𝑈) → (𝑤 + 𝑥) ∈ 𝑈) |
63 | 55, 56, 62 | rspcdva 3554 |
. . . . . . . . . . 11
⊢ (((𝜑 ∧ (𝑥 ∈ 𝑈 ∧ ∀𝑦 ∈ 𝑈 (𝑁‘(𝐴 − 𝑥)) ≤ (𝑁‘(𝐴 − 𝑦)))) ∧ 𝑤 ∈ 𝑈) → (𝑁‘(𝐴 − 𝑥)) ≤ (𝑁‘(𝐴 − (𝑤 + 𝑥)))) |
64 | | lmodgrp 20045 |
. . . . . . . . . . . . . . 15
⊢ (𝑊 ∈ LMod → 𝑊 ∈ Grp) |
65 | 26, 64 | syl 17 |
. . . . . . . . . . . . . 14
⊢ ((𝜑 ∧ (𝑥 ∈ 𝑈 ∧ ∀𝑦 ∈ 𝑈 (𝑁‘(𝐴 − 𝑥)) ≤ (𝑁‘(𝐴 − 𝑦)))) → 𝑊 ∈ Grp) |
66 | 65 | adantr 480 |
. . . . . . . . . . . . 13
⊢ (((𝜑 ∧ (𝑥 ∈ 𝑈 ∧ ∀𝑦 ∈ 𝑈 (𝑁‘(𝐴 − 𝑥)) ≤ (𝑁‘(𝐴 − 𝑦)))) ∧ 𝑤 ∈ 𝑈) → 𝑊 ∈ Grp) |
67 | 33 | adantr 480 |
. . . . . . . . . . . . 13
⊢ (((𝜑 ∧ (𝑥 ∈ 𝑈 ∧ ∀𝑦 ∈ 𝑈 (𝑁‘(𝐴 − 𝑥)) ≤ (𝑁‘(𝐴 − 𝑦)))) ∧ 𝑤 ∈ 𝑈) → 𝐴 ∈ 𝑉) |
68 | 32 | adantr 480 |
. . . . . . . . . . . . 13
⊢ (((𝜑 ∧ (𝑥 ∈ 𝑈 ∧ ∀𝑦 ∈ 𝑈 (𝑁‘(𝐴 − 𝑥)) ≤ (𝑁‘(𝐴 − 𝑦)))) ∧ 𝑤 ∈ 𝑈) → 𝑥 ∈ 𝑉) |
69 | 30 | sselda 3917 |
. . . . . . . . . . . . 13
⊢ (((𝜑 ∧ (𝑥 ∈ 𝑈 ∧ ∀𝑦 ∈ 𝑈 (𝑁‘(𝐴 − 𝑥)) ≤ (𝑁‘(𝐴 − 𝑦)))) ∧ 𝑤 ∈ 𝑈) → 𝑤 ∈ 𝑉) |
70 | 1, 34, 2 | grpsubsub4 18583 |
. . . . . . . . . . . . 13
⊢ ((𝑊 ∈ Grp ∧ (𝐴 ∈ 𝑉 ∧ 𝑥 ∈ 𝑉 ∧ 𝑤 ∈ 𝑉)) → ((𝐴 − 𝑥) − 𝑤) = (𝐴 − (𝑤 + 𝑥))) |
71 | 66, 67, 68, 69, 70 | syl13anc 1370 |
. . . . . . . . . . . 12
⊢ (((𝜑 ∧ (𝑥 ∈ 𝑈 ∧ ∀𝑦 ∈ 𝑈 (𝑁‘(𝐴 − 𝑥)) ≤ (𝑁‘(𝐴 − 𝑦)))) ∧ 𝑤 ∈ 𝑈) → ((𝐴 − 𝑥) − 𝑤) = (𝐴 − (𝑤 + 𝑥))) |
72 | 71 | fveq2d 6760 |
. . . . . . . . . . 11
⊢ (((𝜑 ∧ (𝑥 ∈ 𝑈 ∧ ∀𝑦 ∈ 𝑈 (𝑁‘(𝐴 − 𝑥)) ≤ (𝑁‘(𝐴 − 𝑦)))) ∧ 𝑤 ∈ 𝑈) → (𝑁‘((𝐴 − 𝑥) − 𝑤)) = (𝑁‘(𝐴 − (𝑤 + 𝑥)))) |
73 | 63, 72 | breqtrrd 5098 |
. . . . . . . . . 10
⊢ (((𝜑 ∧ (𝑥 ∈ 𝑈 ∧ ∀𝑦 ∈ 𝑈 (𝑁‘(𝐴 − 𝑥)) ≤ (𝑁‘(𝐴 − 𝑦)))) ∧ 𝑤 ∈ 𝑈) → (𝑁‘(𝐴 − 𝑥)) ≤ (𝑁‘((𝐴 − 𝑥) − 𝑤))) |
74 | 73 | ralrimiva 3107 |
. . . . . . . . 9
⊢ ((𝜑 ∧ (𝑥 ∈ 𝑈 ∧ ∀𝑦 ∈ 𝑈 (𝑁‘(𝐴 − 𝑥)) ≤ (𝑁‘(𝐴 − 𝑦)))) → ∀𝑤 ∈ 𝑈 (𝑁‘(𝐴 − 𝑥)) ≤ (𝑁‘((𝐴 − 𝑥) − 𝑤))) |
75 | 74 | adantr 480 |
. . . . . . . 8
⊢ (((𝜑 ∧ (𝑥 ∈ 𝑈 ∧ ∀𝑦 ∈ 𝑈 (𝑁‘(𝐴 − 𝑥)) ≤ (𝑁‘(𝐴 − 𝑦)))) ∧ 𝑧 ∈ 𝑈) → ∀𝑤 ∈ 𝑈 (𝑁‘(𝐴 − 𝑥)) ≤ (𝑁‘((𝐴 − 𝑥) − 𝑤))) |
76 | | eqid 2738 |
. . . . . . . 8
⊢ (((𝐴 − 𝑥) , 𝑧) / ((𝑧 , 𝑧) + 1)) = (((𝐴 − 𝑥) , 𝑧) / ((𝑧 , 𝑧) + 1)) |
77 | 1, 3, 34, 2, 48, 8, 49, 50, 51, 52, 75, 76 | pjthlem1 24506 |
. . . . . . 7
⊢ (((𝜑 ∧ (𝑥 ∈ 𝑈 ∧ ∀𝑦 ∈ 𝑈 (𝑁‘(𝐴 − 𝑥)) ≤ (𝑁‘(𝐴 − 𝑦)))) ∧ 𝑧 ∈ 𝑈) → ((𝐴 − 𝑥) , 𝑧) = 0) |
78 | 24 | adantr 480 |
. . . . . . . . 9
⊢ (((𝜑 ∧ (𝑥 ∈ 𝑈 ∧ ∀𝑦 ∈ 𝑈 (𝑁‘(𝐴 − 𝑥)) ≤ (𝑁‘(𝐴 − 𝑦)))) ∧ 𝑧 ∈ 𝑈) → 𝑊 ∈ ℂPreHil) |
79 | | cphclm 24258 |
. . . . . . . . 9
⊢ (𝑊 ∈ ℂPreHil →
𝑊 ∈
ℂMod) |
80 | 78, 79 | syl 17 |
. . . . . . . 8
⊢ (((𝜑 ∧ (𝑥 ∈ 𝑈 ∧ ∀𝑦 ∈ 𝑈 (𝑁‘(𝐴 − 𝑥)) ≤ (𝑁‘(𝐴 − 𝑦)))) ∧ 𝑧 ∈ 𝑈) → 𝑊 ∈ ℂMod) |
81 | | eqid 2738 |
. . . . . . . . 9
⊢
(Scalar‘𝑊) =
(Scalar‘𝑊) |
82 | 81 | clm0 24141 |
. . . . . . . 8
⊢ (𝑊 ∈ ℂMod → 0 =
(0g‘(Scalar‘𝑊))) |
83 | 80, 82 | syl 17 |
. . . . . . 7
⊢ (((𝜑 ∧ (𝑥 ∈ 𝑈 ∧ ∀𝑦 ∈ 𝑈 (𝑁‘(𝐴 − 𝑥)) ≤ (𝑁‘(𝐴 − 𝑦)))) ∧ 𝑧 ∈ 𝑈) → 0 =
(0g‘(Scalar‘𝑊))) |
84 | 77, 83 | eqtrd 2778 |
. . . . . 6
⊢ (((𝜑 ∧ (𝑥 ∈ 𝑈 ∧ ∀𝑦 ∈ 𝑈 (𝑁‘(𝐴 − 𝑥)) ≤ (𝑁‘(𝐴 − 𝑦)))) ∧ 𝑧 ∈ 𝑈) → ((𝐴 − 𝑥) , 𝑧) = (0g‘(Scalar‘𝑊))) |
85 | 84 | ralrimiva 3107 |
. . . . 5
⊢ ((𝜑 ∧ (𝑥 ∈ 𝑈 ∧ ∀𝑦 ∈ 𝑈 (𝑁‘(𝐴 − 𝑥)) ≤ (𝑁‘(𝐴 − 𝑦)))) → ∀𝑧 ∈ 𝑈 ((𝐴 − 𝑥) , 𝑧) = (0g‘(Scalar‘𝑊))) |
86 | | eqid 2738 |
. . . . . 6
⊢
(0g‘(Scalar‘𝑊)) =
(0g‘(Scalar‘𝑊)) |
87 | 1, 48, 81, 86, 42 | elocv 20785 |
. . . . 5
⊢ ((𝐴 − 𝑥) ∈ (𝑂‘𝑈) ↔ (𝑈 ⊆ 𝑉 ∧ (𝐴 − 𝑥) ∈ 𝑉 ∧ ∀𝑧 ∈ 𝑈 ((𝐴 − 𝑥) , 𝑧) = (0g‘(Scalar‘𝑊)))) |
88 | 30, 47, 85, 87 | syl3anbrc 1341 |
. . . 4
⊢ ((𝜑 ∧ (𝑥 ∈ 𝑈 ∧ ∀𝑦 ∈ 𝑈 (𝑁‘(𝐴 − 𝑥)) ≤ (𝑁‘(𝐴 − 𝑦)))) → (𝐴 − 𝑥) ∈ (𝑂‘𝑈)) |
89 | | pjthlem.s |
. . . . 5
⊢ ⊕ =
(LSSum‘𝑊) |
90 | 34, 89 | lsmelvali 19170 |
. . . 4
⊢ (((𝑈 ∈ (SubGrp‘𝑊) ∧ (𝑂‘𝑈) ∈ (SubGrp‘𝑊)) ∧ (𝑥 ∈ 𝑈 ∧ (𝐴 − 𝑥) ∈ (𝑂‘𝑈))) → (𝑥 + (𝐴 − 𝑥)) ∈ (𝑈 ⊕ (𝑂‘𝑈))) |
91 | 39, 45, 31, 88, 90 | syl22anc 835 |
. . 3
⊢ ((𝜑 ∧ (𝑥 ∈ 𝑈 ∧ ∀𝑦 ∈ 𝑈 (𝑁‘(𝐴 − 𝑥)) ≤ (𝑁‘(𝐴 − 𝑦)))) → (𝑥 + (𝐴 − 𝑥)) ∈ (𝑈 ⊕ (𝑂‘𝑈))) |
92 | 36, 91 | eqeltrrd 2840 |
. 2
⊢ ((𝜑 ∧ (𝑥 ∈ 𝑈 ∧ ∀𝑦 ∈ 𝑈 (𝑁‘(𝐴 − 𝑥)) ≤ (𝑁‘(𝐴 − 𝑦)))) → 𝐴 ∈ (𝑈 ⊕ (𝑂‘𝑈))) |
93 | 23, 92 | rexlimddv 3219 |
1
⊢ (𝜑 → 𝐴 ∈ (𝑈 ⊕ (𝑂‘𝑈))) |