Metamath Proof Explorer


Theorem zlmodzxznm

Description: Example of a linearly dependent set whose elements are not linear combinations of the others, see note in Roman p. 112). (Contributed by AV, 23-May-2019) (Revised by AV, 10-Jun-2019)

Ref Expression
Hypotheses zlmodzxzequa.z ⊢ Z = ℤ ring freeLMod 0 1
zlmodzxzequa.o ⊢ 0 ˙ = 0 0 1 0
zlmodzxzequa.t ⊢ ∙ ˙ = ⋅ Z
zlmodzxzequa.m ⊢ - ˙ = - Z
zlmodzxzequa.a ⊢ A = 0 3 1 6
zlmodzxzequa.b ⊢ B = 0 2 1 4
Assertion zlmodzxznm ⊢ ∀ i ∈ ℤ i ∙ ˙ A ≠ B ∧ i ∙ ˙ B ≠ A

Proof

Step Hyp Ref Expression
1 zlmodzxzequa.z ⊢ Z = ℤ ring freeLMod 0 1
2 zlmodzxzequa.o ⊢ 0 ˙ = 0 0 1 0
3 zlmodzxzequa.t ⊢ ∙ ˙ = ⋅ Z
4 zlmodzxzequa.m ⊢ - ˙ = - Z
5 zlmodzxzequa.a ⊢ A = 0 3 1 6
6 zlmodzxzequa.b ⊢ B = 0 2 1 4
7 3prm ⊢ 3 ∈ ℙ
8 2prm ⊢ 2 ∈ ℙ
9 ztprmneprm ⊢ i ∈ ℤ ∧ 3 ∈ ℙ ∧ 2 ∈ ℙ → i ⋅ 3 = 2 → 3 = 2
10 7 8 9 mp3an23 ⊢ i ∈ ℤ → i ⋅ 3 = 2 → 3 = 2
11 2re ⊢ 2 ∈ ℝ
12 2lt3 ⊢ 2 < 3
13 11 12 ltneii ⊢ 2 ≠ 3
14 eqneqall ⊢ 2 = 3 → 2 ≠ 3 → i ⋅ 3 ≠ 2
15 13 14 mpi ⊢ 2 = 3 → i ⋅ 3 ≠ 2
16 15 eqcoms ⊢ 3 = 2 → i ⋅ 3 ≠ 2
17 10 16 syl6com ⊢ i ⋅ 3 = 2 → i ∈ ℤ → i ⋅ 3 ≠ 2
18 ax-1 ⊢ i ⋅ 3 ≠ 2 → i ∈ ℤ → i ⋅ 3 ≠ 2
19 17 18 pm2.61ine ⊢ i ∈ ℤ → i ⋅ 3 ≠ 2
20 19 olcd ⊢ i ∈ ℤ → 0 ≠ 0 ∨ i ⋅ 3 ≠ 2
21 c0ex ⊢ 0 ∈ V
22 ovex ⊢ i ⋅ 3 ∈ V
23 21 22 pm3.2i ⊢ 0 ∈ V ∧ i ⋅ 3 ∈ V
24 opthneg ⊢ 0 ∈ V ∧ i ⋅ 3 ∈ V → 0 i ⋅ 3 ≠ 0 2 ↔ 0 ≠ 0 ∨ i ⋅ 3 ≠ 2
25 23 24 mp1i ⊢ i ∈ ℤ → 0 i ⋅ 3 ≠ 0 2 ↔ 0 ≠ 0 ∨ i ⋅ 3 ≠ 2
26 20 25 mpbird ⊢ i ∈ ℤ → 0 i ⋅ 3 ≠ 0 2
27 0ne1 ⊢ 0 ≠ 1
28 27 a1i ⊢ i ∈ ℤ → 0 ≠ 1
29 28 orcd ⊢ i ∈ ℤ → 0 ≠ 1 ∨ i ⋅ 3 ≠ 4
30 opthneg ⊢ 0 ∈ V ∧ i ⋅ 3 ∈ V → 0 i ⋅ 3 ≠ 1 4 ↔ 0 ≠ 1 ∨ i ⋅ 3 ≠ 4
31 23 30 mp1i ⊢ i ∈ ℤ → 0 i ⋅ 3 ≠ 1 4 ↔ 0 ≠ 1 ∨ i ⋅ 3 ≠ 4
32 29 31 mpbird ⊢ i ∈ ℤ → 0 i ⋅ 3 ≠ 1 4
33 26 32 jca ⊢ i ∈ ℤ → 0 i ⋅ 3 ≠ 0 2 ∧ 0 i ⋅ 3 ≠ 1 4
34 33 orcd ⊢ i ∈ ℤ → 0 i ⋅ 3 ≠ 0 2 ∧ 0 i ⋅ 3 ≠ 1 4 ∨ 1 i ⋅ 6 ≠ 0 2 ∧ 1 i ⋅ 6 ≠ 1 4
35 opex ⊢ 0 i ⋅ 3 ∈ V
36 opex ⊢ 1 i ⋅ 6 ∈ V
37 35 36 pm3.2i ⊢ 0 i ⋅ 3 ∈ V ∧ 1 i ⋅ 6 ∈ V
38 37 a1i ⊢ i ∈ ℤ → 0 i ⋅ 3 ∈ V ∧ 1 i ⋅ 6 ∈ V
39 opex ⊢ 0 2 ∈ V
40 opex ⊢ 1 4 ∈ V
41 39 40 pm3.2i ⊢ 0 2 ∈ V ∧ 1 4 ∈ V
42 41 a1i ⊢ i ∈ ℤ → 0 2 ∈ V ∧ 1 4 ∈ V
43 28 orcd ⊢ i ∈ ℤ → 0 ≠ 1 ∨ i ⋅ 3 ≠ i ⋅ 6
44 opthneg ⊢ 0 ∈ V ∧ i ⋅ 3 ∈ V → 0 i ⋅ 3 ≠ 1 i ⋅ 6 ↔ 0 ≠ 1 ∨ i ⋅ 3 ≠ i ⋅ 6
45 23 44 mp1i ⊢ i ∈ ℤ → 0 i ⋅ 3 ≠ 1 i ⋅ 6 ↔ 0 ≠ 1 ∨ i ⋅ 3 ≠ i ⋅ 6
46 43 45 mpbird ⊢ i ∈ ℤ → 0 i ⋅ 3 ≠ 1 i ⋅ 6
47 prnebg ⊢ 0 i ⋅ 3 ∈ V ∧ 1 i ⋅ 6 ∈ V ∧ 0 2 ∈ V ∧ 1 4 ∈ V ∧ 0 i ⋅ 3 ≠ 1 i ⋅ 6 → 0 i ⋅ 3 ≠ 0 2 ∧ 0 i ⋅ 3 ≠ 1 4 ∨ 1 i ⋅ 6 ≠ 0 2 ∧ 1 i ⋅ 6 ≠ 1 4 ↔ 0 i ⋅ 3 1 i ⋅ 6 ≠ 0 2 1 4
48 47 bicomd ⊢ 0 i ⋅ 3 ∈ V ∧ 1 i ⋅ 6 ∈ V ∧ 0 2 ∈ V ∧ 1 4 ∈ V ∧ 0 i ⋅ 3 ≠ 1 i ⋅ 6 → 0 i ⋅ 3 1 i ⋅ 6 ≠ 0 2 1 4 ↔ 0 i ⋅ 3 ≠ 0 2 ∧ 0 i ⋅ 3 ≠ 1 4 ∨ 1 i ⋅ 6 ≠ 0 2 ∧ 1 i ⋅ 6 ≠ 1 4
49 38 42 46 48 syl3anc ⊢ i ∈ ℤ → 0 i ⋅ 3 1 i ⋅ 6 ≠ 0 2 1 4 ↔ 0 i ⋅ 3 ≠ 0 2 ∧ 0 i ⋅ 3 ≠ 1 4 ∨ 1 i ⋅ 6 ≠ 0 2 ∧ 1 i ⋅ 6 ≠ 1 4
50 34 49 mpbird ⊢ i ∈ ℤ → 0 i ⋅ 3 1 i ⋅ 6 ≠ 0 2 1 4
51 5 oveq2i ⊢ i ∙ ˙ A = i ∙ ˙ 0 3 1 6
52 3z ⊢ 3 ∈ ℤ
53 6nn ⊢ 6 ∈ ℕ
54 53 nnzi ⊢ 6 ∈ ℤ
55 1 3 zlmodzxzscm ⊢ i ∈ ℤ ∧ 3 ∈ ℤ ∧ 6 ∈ ℤ → i ∙ ˙ 0 3 1 6 = 0 i ⋅ 3 1 i ⋅ 6
56 52 54 55 mp3an23 ⊢ i ∈ ℤ → i ∙ ˙ 0 3 1 6 = 0 i ⋅ 3 1 i ⋅ 6
57 51 56 eqtrid ⊢ i ∈ ℤ → i ∙ ˙ A = 0 i ⋅ 3 1 i ⋅ 6
58 6 a1i ⊢ i ∈ ℤ → B = 0 2 1 4
59 50 57 58 3netr4d ⊢ i ∈ ℤ → i ∙ ˙ A ≠ B
60 ztprmneprm ⊢ i ∈ ℤ ∧ 2 ∈ ℙ ∧ 3 ∈ ℙ → i ⋅ 2 = 3 → 2 = 3
61 8 7 60 mp3an23 ⊢ i ∈ ℤ → i ⋅ 2 = 3 → 2 = 3
62 eqneqall ⊢ 2 = 3 → 2 ≠ 3 → i ⋅ 2 ≠ 3
63 13 62 mpi ⊢ 2 = 3 → i ⋅ 2 ≠ 3
64 61 63 syl6com ⊢ i ⋅ 2 = 3 → i ∈ ℤ → i ⋅ 2 ≠ 3
65 ax-1 ⊢ i ⋅ 2 ≠ 3 → i ∈ ℤ → i ⋅ 2 ≠ 3
66 64 65 pm2.61ine ⊢ i ∈ ℤ → i ⋅ 2 ≠ 3
67 66 olcd ⊢ i ∈ ℤ → 0 ≠ 0 ∨ i ⋅ 2 ≠ 3
68 ovex ⊢ i ⋅ 2 ∈ V
69 21 68 pm3.2i ⊢ 0 ∈ V ∧ i ⋅ 2 ∈ V
70 opthneg ⊢ 0 ∈ V ∧ i ⋅ 2 ∈ V → 0 i ⋅ 2 ≠ 0 3 ↔ 0 ≠ 0 ∨ i ⋅ 2 ≠ 3
71 69 70 mp1i ⊢ i ∈ ℤ → 0 i ⋅ 2 ≠ 0 3 ↔ 0 ≠ 0 ∨ i ⋅ 2 ≠ 3
72 67 71 mpbird ⊢ i ∈ ℤ → 0 i ⋅ 2 ≠ 0 3
73 28 orcd ⊢ i ∈ ℤ → 0 ≠ 1 ∨ i ⋅ 2 ≠ 6
74 opthneg ⊢ 0 ∈ V ∧ i ⋅ 2 ∈ V → 0 i ⋅ 2 ≠ 1 6 ↔ 0 ≠ 1 ∨ i ⋅ 2 ≠ 6
75 69 74 mp1i ⊢ i ∈ ℤ → 0 i ⋅ 2 ≠ 1 6 ↔ 0 ≠ 1 ∨ i ⋅ 2 ≠ 6
76 73 75 mpbird ⊢ i ∈ ℤ → 0 i ⋅ 2 ≠ 1 6
77 72 76 jca ⊢ i ∈ ℤ → 0 i ⋅ 2 ≠ 0 3 ∧ 0 i ⋅ 2 ≠ 1 6
78 77 orcd ⊢ i ∈ ℤ → 0 i ⋅ 2 ≠ 0 3 ∧ 0 i ⋅ 2 ≠ 1 6 ∨ 1 i ⋅ 4 ≠ 0 3 ∧ 1 i ⋅ 4 ≠ 1 6
79 opex ⊢ 0 i ⋅ 2 ∈ V
80 opex ⊢ 1 i ⋅ 4 ∈ V
81 79 80 pm3.2i ⊢ 0 i ⋅ 2 ∈ V ∧ 1 i ⋅ 4 ∈ V
82 81 a1i ⊢ i ∈ ℤ → 0 i ⋅ 2 ∈ V ∧ 1 i ⋅ 4 ∈ V
83 opex ⊢ 0 3 ∈ V
84 opex ⊢ 1 6 ∈ V
85 83 84 pm3.2i ⊢ 0 3 ∈ V ∧ 1 6 ∈ V
86 85 a1i ⊢ i ∈ ℤ → 0 3 ∈ V ∧ 1 6 ∈ V
87 28 orcd ⊢ i ∈ ℤ → 0 ≠ 1 ∨ i ⋅ 2 ≠ i ⋅ 4
88 opthneg ⊢ 0 ∈ V ∧ i ⋅ 2 ∈ V → 0 i ⋅ 2 ≠ 1 i ⋅ 4 ↔ 0 ≠ 1 ∨ i ⋅ 2 ≠ i ⋅ 4
89 69 88 mp1i ⊢ i ∈ ℤ → 0 i ⋅ 2 ≠ 1 i ⋅ 4 ↔ 0 ≠ 1 ∨ i ⋅ 2 ≠ i ⋅ 4
90 87 89 mpbird ⊢ i ∈ ℤ → 0 i ⋅ 2 ≠ 1 i ⋅ 4
91 prnebg ⊢ 0 i ⋅ 2 ∈ V ∧ 1 i ⋅ 4 ∈ V ∧ 0 3 ∈ V ∧ 1 6 ∈ V ∧ 0 i ⋅ 2 ≠ 1 i ⋅ 4 → 0 i ⋅ 2 ≠ 0 3 ∧ 0 i ⋅ 2 ≠ 1 6 ∨ 1 i ⋅ 4 ≠ 0 3 ∧ 1 i ⋅ 4 ≠ 1 6 ↔ 0 i ⋅ 2 1 i ⋅ 4 ≠ 0 3 1 6
92 91 bicomd ⊢ 0 i ⋅ 2 ∈ V ∧ 1 i ⋅ 4 ∈ V ∧ 0 3 ∈ V ∧ 1 6 ∈ V ∧ 0 i ⋅ 2 ≠ 1 i ⋅ 4 → 0 i ⋅ 2 1 i ⋅ 4 ≠ 0 3 1 6 ↔ 0 i ⋅ 2 ≠ 0 3 ∧ 0 i ⋅ 2 ≠ 1 6 ∨ 1 i ⋅ 4 ≠ 0 3 ∧ 1 i ⋅ 4 ≠ 1 6
93 82 86 90 92 syl3anc ⊢ i ∈ ℤ → 0 i ⋅ 2 1 i ⋅ 4 ≠ 0 3 1 6 ↔ 0 i ⋅ 2 ≠ 0 3 ∧ 0 i ⋅ 2 ≠ 1 6 ∨ 1 i ⋅ 4 ≠ 0 3 ∧ 1 i ⋅ 4 ≠ 1 6
94 78 93 mpbird ⊢ i ∈ ℤ → 0 i ⋅ 2 1 i ⋅ 4 ≠ 0 3 1 6
95 6 oveq2i ⊢ i ∙ ˙ B = i ∙ ˙ 0 2 1 4
96 2z ⊢ 2 ∈ ℤ
97 4z ⊢ 4 ∈ ℤ
98 1 3 zlmodzxzscm ⊢ i ∈ ℤ ∧ 2 ∈ ℤ ∧ 4 ∈ ℤ → i ∙ ˙ 0 2 1 4 = 0 i ⋅ 2 1 i ⋅ 4
99 96 97 98 mp3an23 ⊢ i ∈ ℤ → i ∙ ˙ 0 2 1 4 = 0 i ⋅ 2 1 i ⋅ 4
100 95 99 eqtrid ⊢ i ∈ ℤ → i ∙ ˙ B = 0 i ⋅ 2 1 i ⋅ 4
101 5 a1i ⊢ i ∈ ℤ → A = 0 3 1 6
102 94 100 101 3netr4d ⊢ i ∈ ℤ → i ∙ ˙ B ≠ A
103 59 102 jca ⊢ i ∈ ℤ → i ∙ ˙ A ≠ B ∧ i ∙ ˙ B ≠ A
104 103 rgen ⊢ ∀ i ∈ ℤ i ∙ ˙ A ≠ B ∧ i ∙ ˙ B ≠ A