| Step |
Hyp |
Ref |
Expression |
| 1 |
|
line2.i |
⊢ 𝐼 = ( 0 ..^ 2 ) |
| 2 |
|
line2.e |
⊢ 𝐸 = ( ℝ^ ‘ 𝐼 ) |
| 3 |
|
line2.p |
⊢ 𝑃 = ( ℝ ↑m 𝐼 ) |
| 4 |
|
line2.l |
⊢ 𝐿 = ( LineM ‘ 𝐸 ) |
| 5 |
|
line2.g |
⊢ 𝐺 = { 𝑝 ∈ 𝑃 ∣ ( ( 𝐴 · ( 𝑝 ‘ 0 ) ) + ( 𝐵 · ( 𝑝 ‘ 1 ) ) ) = 𝐶 } |
| 6 |
|
line2x.x |
⊢ 𝑋 = 〈“ 0 𝑀 ”〉 |
| 7 |
|
line2x.y |
⊢ 𝑌 = 〈“ 1 𝑀 ”〉 |
| 8 |
5
|
a1i |
⊢ ( ( ( 𝐴 ∈ ℝ ∧ ( 𝐵 ∈ ℝ ∧ 𝐵 ≠ 0 ) ∧ 𝐶 ∈ ℝ ) ∧ 𝑀 ∈ ℝ ) → 𝐺 = { 𝑝 ∈ 𝑃 ∣ ( ( 𝐴 · ( 𝑝 ‘ 0 ) ) + ( 𝐵 · ( 𝑝 ‘ 1 ) ) ) = 𝐶 } ) |
| 9 |
|
s2len |
⊢ ( ♯ ‘ 〈“ 0 𝑀 ”〉 ) = 2 |
| 10 |
9
|
eqcomi |
⊢ 2 = ( ♯ ‘ 〈“ 0 𝑀 ”〉 ) |
| 11 |
10
|
a1i |
⊢ ( 𝑀 ∈ ℝ → 2 = ( ♯ ‘ 〈“ 0 𝑀 ”〉 ) ) |
| 12 |
|
0red |
⊢ ( 𝑀 ∈ ℝ → 0 ∈ ℝ ) |
| 13 |
|
id |
⊢ ( 𝑀 ∈ ℝ → 𝑀 ∈ ℝ ) |
| 14 |
12 13
|
s2cld |
⊢ ( 𝑀 ∈ ℝ → 〈“ 0 𝑀 ”〉 ∈ Word ℝ ) |
| 15 |
11 14
|
wrdfd |
⊢ ( 𝑀 ∈ ℝ → 〈“ 0 𝑀 ”〉 : ( 0 ..^ 2 ) ⟶ ℝ ) |
| 16 |
1
|
feq2i |
⊢ ( 〈“ 0 𝑀 ”〉 : 𝐼 ⟶ ℝ ↔ 〈“ 0 𝑀 ”〉 : ( 0 ..^ 2 ) ⟶ ℝ ) |
| 17 |
15 16
|
sylibr |
⊢ ( 𝑀 ∈ ℝ → 〈“ 0 𝑀 ”〉 : 𝐼 ⟶ ℝ ) |
| 18 |
|
reex |
⊢ ℝ ∈ V |
| 19 |
1
|
ovexi |
⊢ 𝐼 ∈ V |
| 20 |
18 19
|
elmap |
⊢ ( 〈“ 0 𝑀 ”〉 ∈ ( ℝ ↑m 𝐼 ) ↔ 〈“ 0 𝑀 ”〉 : 𝐼 ⟶ ℝ ) |
| 21 |
17 20
|
sylibr |
⊢ ( 𝑀 ∈ ℝ → 〈“ 0 𝑀 ”〉 ∈ ( ℝ ↑m 𝐼 ) ) |
| 22 |
21 6 3
|
3eltr4g |
⊢ ( 𝑀 ∈ ℝ → 𝑋 ∈ 𝑃 ) |
| 23 |
|
s2len |
⊢ ( ♯ ‘ 〈“ 1 𝑀 ”〉 ) = 2 |
| 24 |
23
|
eqcomi |
⊢ 2 = ( ♯ ‘ 〈“ 1 𝑀 ”〉 ) |
| 25 |
24
|
a1i |
⊢ ( 𝑀 ∈ ℝ → 2 = ( ♯ ‘ 〈“ 1 𝑀 ”〉 ) ) |
| 26 |
|
1re |
⊢ 1 ∈ ℝ |
| 27 |
26
|
a1i |
⊢ ( 𝑀 ∈ ℝ → 1 ∈ ℝ ) |
| 28 |
27 13
|
s2cld |
⊢ ( 𝑀 ∈ ℝ → 〈“ 1 𝑀 ”〉 ∈ Word ℝ ) |
| 29 |
25 28
|
wrdfd |
⊢ ( 𝑀 ∈ ℝ → 〈“ 1 𝑀 ”〉 : ( 0 ..^ 2 ) ⟶ ℝ ) |
| 30 |
1
|
feq2i |
⊢ ( 〈“ 1 𝑀 ”〉 : 𝐼 ⟶ ℝ ↔ 〈“ 1 𝑀 ”〉 : ( 0 ..^ 2 ) ⟶ ℝ ) |
| 31 |
29 30
|
sylibr |
⊢ ( 𝑀 ∈ ℝ → 〈“ 1 𝑀 ”〉 : 𝐼 ⟶ ℝ ) |
| 32 |
18 19
|
pm3.2i |
⊢ ( ℝ ∈ V ∧ 𝐼 ∈ V ) |
| 33 |
|
elmapg |
⊢ ( ( ℝ ∈ V ∧ 𝐼 ∈ V ) → ( 〈“ 1 𝑀 ”〉 ∈ ( ℝ ↑m 𝐼 ) ↔ 〈“ 1 𝑀 ”〉 : 𝐼 ⟶ ℝ ) ) |
| 34 |
32 33
|
mp1i |
⊢ ( 𝑀 ∈ ℝ → ( 〈“ 1 𝑀 ”〉 ∈ ( ℝ ↑m 𝐼 ) ↔ 〈“ 1 𝑀 ”〉 : 𝐼 ⟶ ℝ ) ) |
| 35 |
31 34
|
mpbird |
⊢ ( 𝑀 ∈ ℝ → 〈“ 1 𝑀 ”〉 ∈ ( ℝ ↑m 𝐼 ) ) |
| 36 |
35 7 3
|
3eltr4g |
⊢ ( 𝑀 ∈ ℝ → 𝑌 ∈ 𝑃 ) |
| 37 |
|
0ne1 |
⊢ 0 ≠ 1 |
| 38 |
37
|
a1i |
⊢ ( 𝑀 ∈ ℝ → 0 ≠ 1 ) |
| 39 |
|
0red |
⊢ ( ( 𝑀 ∈ ℝ ∧ 〈“ 0 𝑀 ”〉 = 〈“ 1 𝑀 ”〉 ) → 0 ∈ ℝ ) |
| 40 |
|
simpl |
⊢ ( ( 𝑀 ∈ ℝ ∧ 〈“ 0 𝑀 ”〉 = 〈“ 1 𝑀 ”〉 ) → 𝑀 ∈ ℝ ) |
| 41 |
40 26
|
jctil |
⊢ ( ( 𝑀 ∈ ℝ ∧ 〈“ 0 𝑀 ”〉 = 〈“ 1 𝑀 ”〉 ) → ( 1 ∈ ℝ ∧ 𝑀 ∈ ℝ ) ) |
| 42 |
|
simpr |
⊢ ( ( 𝑀 ∈ ℝ ∧ 〈“ 0 𝑀 ”〉 = 〈“ 1 𝑀 ”〉 ) → 〈“ 0 𝑀 ”〉 = 〈“ 1 𝑀 ”〉 ) |
| 43 |
|
s2eq2seq |
⊢ ( ( ( 0 ∈ ℝ ∧ 𝑀 ∈ ℝ ) ∧ ( 1 ∈ ℝ ∧ 𝑀 ∈ ℝ ) ) → ( 〈“ 0 𝑀 ”〉 = 〈“ 1 𝑀 ”〉 ↔ ( 0 = 1 ∧ 𝑀 = 𝑀 ) ) ) |
| 44 |
43
|
simprbda |
⊢ ( ( ( ( 0 ∈ ℝ ∧ 𝑀 ∈ ℝ ) ∧ ( 1 ∈ ℝ ∧ 𝑀 ∈ ℝ ) ) ∧ 〈“ 0 𝑀 ”〉 = 〈“ 1 𝑀 ”〉 ) → 0 = 1 ) |
| 45 |
39 40 41 42 44
|
syl1111anc |
⊢ ( ( 𝑀 ∈ ℝ ∧ 〈“ 0 𝑀 ”〉 = 〈“ 1 𝑀 ”〉 ) → 0 = 1 ) |
| 46 |
38 45
|
mteqand |
⊢ ( 𝑀 ∈ ℝ → 〈“ 0 𝑀 ”〉 ≠ 〈“ 1 𝑀 ”〉 ) |
| 47 |
46 6 7
|
3netr4g |
⊢ ( 𝑀 ∈ ℝ → 𝑋 ≠ 𝑌 ) |
| 48 |
22 36 47
|
3jca |
⊢ ( 𝑀 ∈ ℝ → ( 𝑋 ∈ 𝑃 ∧ 𝑌 ∈ 𝑃 ∧ 𝑋 ≠ 𝑌 ) ) |
| 49 |
48
|
adantl |
⊢ ( ( ( 𝐴 ∈ ℝ ∧ ( 𝐵 ∈ ℝ ∧ 𝐵 ≠ 0 ) ∧ 𝐶 ∈ ℝ ) ∧ 𝑀 ∈ ℝ ) → ( 𝑋 ∈ 𝑃 ∧ 𝑌 ∈ 𝑃 ∧ 𝑋 ≠ 𝑌 ) ) |
| 50 |
|
eqid |
⊢ ( ( 𝑌 ‘ 0 ) − ( 𝑋 ‘ 0 ) ) = ( ( 𝑌 ‘ 0 ) − ( 𝑋 ‘ 0 ) ) |
| 51 |
|
eqid |
⊢ ( ( 𝑌 ‘ 1 ) − ( 𝑋 ‘ 1 ) ) = ( ( 𝑌 ‘ 1 ) − ( 𝑋 ‘ 1 ) ) |
| 52 |
|
eqid |
⊢ ( ( ( 𝑋 ‘ 1 ) · ( 𝑌 ‘ 0 ) ) − ( ( 𝑋 ‘ 0 ) · ( 𝑌 ‘ 1 ) ) ) = ( ( ( 𝑋 ‘ 1 ) · ( 𝑌 ‘ 0 ) ) − ( ( 𝑋 ‘ 0 ) · ( 𝑌 ‘ 1 ) ) ) |
| 53 |
1 2 3 4 50 51 52
|
rrx2linest |
⊢ ( ( 𝑋 ∈ 𝑃 ∧ 𝑌 ∈ 𝑃 ∧ 𝑋 ≠ 𝑌 ) → ( 𝑋 𝐿 𝑌 ) = { 𝑝 ∈ 𝑃 ∣ ( ( ( 𝑌 ‘ 0 ) − ( 𝑋 ‘ 0 ) ) · ( 𝑝 ‘ 1 ) ) = ( ( ( ( 𝑌 ‘ 1 ) − ( 𝑋 ‘ 1 ) ) · ( 𝑝 ‘ 0 ) ) + ( ( ( 𝑋 ‘ 1 ) · ( 𝑌 ‘ 0 ) ) − ( ( 𝑋 ‘ 0 ) · ( 𝑌 ‘ 1 ) ) ) ) } ) |
| 54 |
49 53
|
syl |
⊢ ( ( ( 𝐴 ∈ ℝ ∧ ( 𝐵 ∈ ℝ ∧ 𝐵 ≠ 0 ) ∧ 𝐶 ∈ ℝ ) ∧ 𝑀 ∈ ℝ ) → ( 𝑋 𝐿 𝑌 ) = { 𝑝 ∈ 𝑃 ∣ ( ( ( 𝑌 ‘ 0 ) − ( 𝑋 ‘ 0 ) ) · ( 𝑝 ‘ 1 ) ) = ( ( ( ( 𝑌 ‘ 1 ) − ( 𝑋 ‘ 1 ) ) · ( 𝑝 ‘ 0 ) ) + ( ( ( 𝑋 ‘ 1 ) · ( 𝑌 ‘ 0 ) ) − ( ( 𝑋 ‘ 0 ) · ( 𝑌 ‘ 1 ) ) ) ) } ) |
| 55 |
8 54
|
eqeq12d |
⊢ ( ( ( 𝐴 ∈ ℝ ∧ ( 𝐵 ∈ ℝ ∧ 𝐵 ≠ 0 ) ∧ 𝐶 ∈ ℝ ) ∧ 𝑀 ∈ ℝ ) → ( 𝐺 = ( 𝑋 𝐿 𝑌 ) ↔ { 𝑝 ∈ 𝑃 ∣ ( ( 𝐴 · ( 𝑝 ‘ 0 ) ) + ( 𝐵 · ( 𝑝 ‘ 1 ) ) ) = 𝐶 } = { 𝑝 ∈ 𝑃 ∣ ( ( ( 𝑌 ‘ 0 ) − ( 𝑋 ‘ 0 ) ) · ( 𝑝 ‘ 1 ) ) = ( ( ( ( 𝑌 ‘ 1 ) − ( 𝑋 ‘ 1 ) ) · ( 𝑝 ‘ 0 ) ) + ( ( ( 𝑋 ‘ 1 ) · ( 𝑌 ‘ 0 ) ) − ( ( 𝑋 ‘ 0 ) · ( 𝑌 ‘ 1 ) ) ) ) } ) ) |
| 56 |
|
rabbi |
⊢ ( ∀ 𝑝 ∈ 𝑃 ( ( ( 𝐴 · ( 𝑝 ‘ 0 ) ) + ( 𝐵 · ( 𝑝 ‘ 1 ) ) ) = 𝐶 ↔ ( ( ( 𝑌 ‘ 0 ) − ( 𝑋 ‘ 0 ) ) · ( 𝑝 ‘ 1 ) ) = ( ( ( ( 𝑌 ‘ 1 ) − ( 𝑋 ‘ 1 ) ) · ( 𝑝 ‘ 0 ) ) + ( ( ( 𝑋 ‘ 1 ) · ( 𝑌 ‘ 0 ) ) − ( ( 𝑋 ‘ 0 ) · ( 𝑌 ‘ 1 ) ) ) ) ) ↔ { 𝑝 ∈ 𝑃 ∣ ( ( 𝐴 · ( 𝑝 ‘ 0 ) ) + ( 𝐵 · ( 𝑝 ‘ 1 ) ) ) = 𝐶 } = { 𝑝 ∈ 𝑃 ∣ ( ( ( 𝑌 ‘ 0 ) − ( 𝑋 ‘ 0 ) ) · ( 𝑝 ‘ 1 ) ) = ( ( ( ( 𝑌 ‘ 1 ) − ( 𝑋 ‘ 1 ) ) · ( 𝑝 ‘ 0 ) ) + ( ( ( 𝑋 ‘ 1 ) · ( 𝑌 ‘ 0 ) ) − ( ( 𝑋 ‘ 0 ) · ( 𝑌 ‘ 1 ) ) ) ) } ) |
| 57 |
7
|
fveq1i |
⊢ ( 𝑌 ‘ 0 ) = ( 〈“ 1 𝑀 ”〉 ‘ 0 ) |
| 58 |
|
s2fv0 |
⊢ ( 1 ∈ ℝ → ( 〈“ 1 𝑀 ”〉 ‘ 0 ) = 1 ) |
| 59 |
26 58
|
mp1i |
⊢ ( 𝑀 ∈ ℝ → ( 〈“ 1 𝑀 ”〉 ‘ 0 ) = 1 ) |
| 60 |
57 59
|
eqtrid |
⊢ ( 𝑀 ∈ ℝ → ( 𝑌 ‘ 0 ) = 1 ) |
| 61 |
6
|
fveq1i |
⊢ ( 𝑋 ‘ 0 ) = ( 〈“ 0 𝑀 ”〉 ‘ 0 ) |
| 62 |
|
0re |
⊢ 0 ∈ ℝ |
| 63 |
|
s2fv0 |
⊢ ( 0 ∈ ℝ → ( 〈“ 0 𝑀 ”〉 ‘ 0 ) = 0 ) |
| 64 |
62 63
|
mp1i |
⊢ ( 𝑀 ∈ ℝ → ( 〈“ 0 𝑀 ”〉 ‘ 0 ) = 0 ) |
| 65 |
61 64
|
eqtrid |
⊢ ( 𝑀 ∈ ℝ → ( 𝑋 ‘ 0 ) = 0 ) |
| 66 |
60 65
|
oveq12d |
⊢ ( 𝑀 ∈ ℝ → ( ( 𝑌 ‘ 0 ) − ( 𝑋 ‘ 0 ) ) = ( 1 − 0 ) ) |
| 67 |
|
1m0e1 |
⊢ ( 1 − 0 ) = 1 |
| 68 |
66 67
|
eqtrdi |
⊢ ( 𝑀 ∈ ℝ → ( ( 𝑌 ‘ 0 ) − ( 𝑋 ‘ 0 ) ) = 1 ) |
| 69 |
68
|
oveq1d |
⊢ ( 𝑀 ∈ ℝ → ( ( ( 𝑌 ‘ 0 ) − ( 𝑋 ‘ 0 ) ) · ( 𝑝 ‘ 1 ) ) = ( 1 · ( 𝑝 ‘ 1 ) ) ) |
| 70 |
7
|
fveq1i |
⊢ ( 𝑌 ‘ 1 ) = ( 〈“ 1 𝑀 ”〉 ‘ 1 ) |
| 71 |
|
s2fv1 |
⊢ ( 𝑀 ∈ ℝ → ( 〈“ 1 𝑀 ”〉 ‘ 1 ) = 𝑀 ) |
| 72 |
70 71
|
eqtrid |
⊢ ( 𝑀 ∈ ℝ → ( 𝑌 ‘ 1 ) = 𝑀 ) |
| 73 |
6
|
fveq1i |
⊢ ( 𝑋 ‘ 1 ) = ( 〈“ 0 𝑀 ”〉 ‘ 1 ) |
| 74 |
|
s2fv1 |
⊢ ( 𝑀 ∈ ℝ → ( 〈“ 0 𝑀 ”〉 ‘ 1 ) = 𝑀 ) |
| 75 |
73 74
|
eqtrid |
⊢ ( 𝑀 ∈ ℝ → ( 𝑋 ‘ 1 ) = 𝑀 ) |
| 76 |
72 75
|
oveq12d |
⊢ ( 𝑀 ∈ ℝ → ( ( 𝑌 ‘ 1 ) − ( 𝑋 ‘ 1 ) ) = ( 𝑀 − 𝑀 ) ) |
| 77 |
|
recn |
⊢ ( 𝑀 ∈ ℝ → 𝑀 ∈ ℂ ) |
| 78 |
77
|
subidd |
⊢ ( 𝑀 ∈ ℝ → ( 𝑀 − 𝑀 ) = 0 ) |
| 79 |
76 78
|
eqtrd |
⊢ ( 𝑀 ∈ ℝ → ( ( 𝑌 ‘ 1 ) − ( 𝑋 ‘ 1 ) ) = 0 ) |
| 80 |
79
|
oveq1d |
⊢ ( 𝑀 ∈ ℝ → ( ( ( 𝑌 ‘ 1 ) − ( 𝑋 ‘ 1 ) ) · ( 𝑝 ‘ 0 ) ) = ( 0 · ( 𝑝 ‘ 0 ) ) ) |
| 81 |
75 60
|
oveq12d |
⊢ ( 𝑀 ∈ ℝ → ( ( 𝑋 ‘ 1 ) · ( 𝑌 ‘ 0 ) ) = ( 𝑀 · 1 ) ) |
| 82 |
|
ax-1rid |
⊢ ( 𝑀 ∈ ℝ → ( 𝑀 · 1 ) = 𝑀 ) |
| 83 |
81 82
|
eqtrd |
⊢ ( 𝑀 ∈ ℝ → ( ( 𝑋 ‘ 1 ) · ( 𝑌 ‘ 0 ) ) = 𝑀 ) |
| 84 |
65 72
|
oveq12d |
⊢ ( 𝑀 ∈ ℝ → ( ( 𝑋 ‘ 0 ) · ( 𝑌 ‘ 1 ) ) = ( 0 · 𝑀 ) ) |
| 85 |
77
|
mul02d |
⊢ ( 𝑀 ∈ ℝ → ( 0 · 𝑀 ) = 0 ) |
| 86 |
84 85
|
eqtrd |
⊢ ( 𝑀 ∈ ℝ → ( ( 𝑋 ‘ 0 ) · ( 𝑌 ‘ 1 ) ) = 0 ) |
| 87 |
83 86
|
oveq12d |
⊢ ( 𝑀 ∈ ℝ → ( ( ( 𝑋 ‘ 1 ) · ( 𝑌 ‘ 0 ) ) − ( ( 𝑋 ‘ 0 ) · ( 𝑌 ‘ 1 ) ) ) = ( 𝑀 − 0 ) ) |
| 88 |
77
|
subid1d |
⊢ ( 𝑀 ∈ ℝ → ( 𝑀 − 0 ) = 𝑀 ) |
| 89 |
87 88
|
eqtrd |
⊢ ( 𝑀 ∈ ℝ → ( ( ( 𝑋 ‘ 1 ) · ( 𝑌 ‘ 0 ) ) − ( ( 𝑋 ‘ 0 ) · ( 𝑌 ‘ 1 ) ) ) = 𝑀 ) |
| 90 |
80 89
|
oveq12d |
⊢ ( 𝑀 ∈ ℝ → ( ( ( ( 𝑌 ‘ 1 ) − ( 𝑋 ‘ 1 ) ) · ( 𝑝 ‘ 0 ) ) + ( ( ( 𝑋 ‘ 1 ) · ( 𝑌 ‘ 0 ) ) − ( ( 𝑋 ‘ 0 ) · ( 𝑌 ‘ 1 ) ) ) ) = ( ( 0 · ( 𝑝 ‘ 0 ) ) + 𝑀 ) ) |
| 91 |
69 90
|
eqeq12d |
⊢ ( 𝑀 ∈ ℝ → ( ( ( ( 𝑌 ‘ 0 ) − ( 𝑋 ‘ 0 ) ) · ( 𝑝 ‘ 1 ) ) = ( ( ( ( 𝑌 ‘ 1 ) − ( 𝑋 ‘ 1 ) ) · ( 𝑝 ‘ 0 ) ) + ( ( ( 𝑋 ‘ 1 ) · ( 𝑌 ‘ 0 ) ) − ( ( 𝑋 ‘ 0 ) · ( 𝑌 ‘ 1 ) ) ) ) ↔ ( 1 · ( 𝑝 ‘ 1 ) ) = ( ( 0 · ( 𝑝 ‘ 0 ) ) + 𝑀 ) ) ) |
| 92 |
91
|
adantl |
⊢ ( ( ( 𝐴 ∈ ℝ ∧ ( 𝐵 ∈ ℝ ∧ 𝐵 ≠ 0 ) ∧ 𝐶 ∈ ℝ ) ∧ 𝑀 ∈ ℝ ) → ( ( ( ( 𝑌 ‘ 0 ) − ( 𝑋 ‘ 0 ) ) · ( 𝑝 ‘ 1 ) ) = ( ( ( ( 𝑌 ‘ 1 ) − ( 𝑋 ‘ 1 ) ) · ( 𝑝 ‘ 0 ) ) + ( ( ( 𝑋 ‘ 1 ) · ( 𝑌 ‘ 0 ) ) − ( ( 𝑋 ‘ 0 ) · ( 𝑌 ‘ 1 ) ) ) ) ↔ ( 1 · ( 𝑝 ‘ 1 ) ) = ( ( 0 · ( 𝑝 ‘ 0 ) ) + 𝑀 ) ) ) |
| 93 |
1 3
|
rrx2pyel |
⊢ ( 𝑝 ∈ 𝑃 → ( 𝑝 ‘ 1 ) ∈ ℝ ) |
| 94 |
93
|
recnd |
⊢ ( 𝑝 ∈ 𝑃 → ( 𝑝 ‘ 1 ) ∈ ℂ ) |
| 95 |
94
|
mullidd |
⊢ ( 𝑝 ∈ 𝑃 → ( 1 · ( 𝑝 ‘ 1 ) ) = ( 𝑝 ‘ 1 ) ) |
| 96 |
1 3
|
rrx2pxel |
⊢ ( 𝑝 ∈ 𝑃 → ( 𝑝 ‘ 0 ) ∈ ℝ ) |
| 97 |
96
|
recnd |
⊢ ( 𝑝 ∈ 𝑃 → ( 𝑝 ‘ 0 ) ∈ ℂ ) |
| 98 |
97
|
mul02d |
⊢ ( 𝑝 ∈ 𝑃 → ( 0 · ( 𝑝 ‘ 0 ) ) = 0 ) |
| 99 |
98
|
oveq1d |
⊢ ( 𝑝 ∈ 𝑃 → ( ( 0 · ( 𝑝 ‘ 0 ) ) + 𝑀 ) = ( 0 + 𝑀 ) ) |
| 100 |
95 99
|
eqeq12d |
⊢ ( 𝑝 ∈ 𝑃 → ( ( 1 · ( 𝑝 ‘ 1 ) ) = ( ( 0 · ( 𝑝 ‘ 0 ) ) + 𝑀 ) ↔ ( 𝑝 ‘ 1 ) = ( 0 + 𝑀 ) ) ) |
| 101 |
92 100
|
sylan9bb |
⊢ ( ( ( ( 𝐴 ∈ ℝ ∧ ( 𝐵 ∈ ℝ ∧ 𝐵 ≠ 0 ) ∧ 𝐶 ∈ ℝ ) ∧ 𝑀 ∈ ℝ ) ∧ 𝑝 ∈ 𝑃 ) → ( ( ( ( 𝑌 ‘ 0 ) − ( 𝑋 ‘ 0 ) ) · ( 𝑝 ‘ 1 ) ) = ( ( ( ( 𝑌 ‘ 1 ) − ( 𝑋 ‘ 1 ) ) · ( 𝑝 ‘ 0 ) ) + ( ( ( 𝑋 ‘ 1 ) · ( 𝑌 ‘ 0 ) ) − ( ( 𝑋 ‘ 0 ) · ( 𝑌 ‘ 1 ) ) ) ) ↔ ( 𝑝 ‘ 1 ) = ( 0 + 𝑀 ) ) ) |
| 102 |
101
|
bibi2d |
⊢ ( ( ( ( 𝐴 ∈ ℝ ∧ ( 𝐵 ∈ ℝ ∧ 𝐵 ≠ 0 ) ∧ 𝐶 ∈ ℝ ) ∧ 𝑀 ∈ ℝ ) ∧ 𝑝 ∈ 𝑃 ) → ( ( ( ( 𝐴 · ( 𝑝 ‘ 0 ) ) + ( 𝐵 · ( 𝑝 ‘ 1 ) ) ) = 𝐶 ↔ ( ( ( 𝑌 ‘ 0 ) − ( 𝑋 ‘ 0 ) ) · ( 𝑝 ‘ 1 ) ) = ( ( ( ( 𝑌 ‘ 1 ) − ( 𝑋 ‘ 1 ) ) · ( 𝑝 ‘ 0 ) ) + ( ( ( 𝑋 ‘ 1 ) · ( 𝑌 ‘ 0 ) ) − ( ( 𝑋 ‘ 0 ) · ( 𝑌 ‘ 1 ) ) ) ) ) ↔ ( ( ( 𝐴 · ( 𝑝 ‘ 0 ) ) + ( 𝐵 · ( 𝑝 ‘ 1 ) ) ) = 𝐶 ↔ ( 𝑝 ‘ 1 ) = ( 0 + 𝑀 ) ) ) ) |
| 103 |
102
|
ralbidva |
⊢ ( ( ( 𝐴 ∈ ℝ ∧ ( 𝐵 ∈ ℝ ∧ 𝐵 ≠ 0 ) ∧ 𝐶 ∈ ℝ ) ∧ 𝑀 ∈ ℝ ) → ( ∀ 𝑝 ∈ 𝑃 ( ( ( 𝐴 · ( 𝑝 ‘ 0 ) ) + ( 𝐵 · ( 𝑝 ‘ 1 ) ) ) = 𝐶 ↔ ( ( ( 𝑌 ‘ 0 ) − ( 𝑋 ‘ 0 ) ) · ( 𝑝 ‘ 1 ) ) = ( ( ( ( 𝑌 ‘ 1 ) − ( 𝑋 ‘ 1 ) ) · ( 𝑝 ‘ 0 ) ) + ( ( ( 𝑋 ‘ 1 ) · ( 𝑌 ‘ 0 ) ) − ( ( 𝑋 ‘ 0 ) · ( 𝑌 ‘ 1 ) ) ) ) ) ↔ ∀ 𝑝 ∈ 𝑃 ( ( ( 𝐴 · ( 𝑝 ‘ 0 ) ) + ( 𝐵 · ( 𝑝 ‘ 1 ) ) ) = 𝐶 ↔ ( 𝑝 ‘ 1 ) = ( 0 + 𝑀 ) ) ) ) |
| 104 |
77
|
addlidd |
⊢ ( 𝑀 ∈ ℝ → ( 0 + 𝑀 ) = 𝑀 ) |
| 105 |
104
|
adantr |
⊢ ( ( 𝑀 ∈ ℝ ∧ 𝑝 ∈ 𝑃 ) → ( 0 + 𝑀 ) = 𝑀 ) |
| 106 |
105
|
eqeq2d |
⊢ ( ( 𝑀 ∈ ℝ ∧ 𝑝 ∈ 𝑃 ) → ( ( 𝑝 ‘ 1 ) = ( 0 + 𝑀 ) ↔ ( 𝑝 ‘ 1 ) = 𝑀 ) ) |
| 107 |
106
|
bibi2d |
⊢ ( ( 𝑀 ∈ ℝ ∧ 𝑝 ∈ 𝑃 ) → ( ( ( ( 𝐴 · ( 𝑝 ‘ 0 ) ) + ( 𝐵 · ( 𝑝 ‘ 1 ) ) ) = 𝐶 ↔ ( 𝑝 ‘ 1 ) = ( 0 + 𝑀 ) ) ↔ ( ( ( 𝐴 · ( 𝑝 ‘ 0 ) ) + ( 𝐵 · ( 𝑝 ‘ 1 ) ) ) = 𝐶 ↔ ( 𝑝 ‘ 1 ) = 𝑀 ) ) ) |
| 108 |
107
|
ralbidva |
⊢ ( 𝑀 ∈ ℝ → ( ∀ 𝑝 ∈ 𝑃 ( ( ( 𝐴 · ( 𝑝 ‘ 0 ) ) + ( 𝐵 · ( 𝑝 ‘ 1 ) ) ) = 𝐶 ↔ ( 𝑝 ‘ 1 ) = ( 0 + 𝑀 ) ) ↔ ∀ 𝑝 ∈ 𝑃 ( ( ( 𝐴 · ( 𝑝 ‘ 0 ) ) + ( 𝐵 · ( 𝑝 ‘ 1 ) ) ) = 𝐶 ↔ ( 𝑝 ‘ 1 ) = 𝑀 ) ) ) |
| 109 |
108
|
adantl |
⊢ ( ( ( 𝐴 ∈ ℝ ∧ ( 𝐵 ∈ ℝ ∧ 𝐵 ≠ 0 ) ∧ 𝐶 ∈ ℝ ) ∧ 𝑀 ∈ ℝ ) → ( ∀ 𝑝 ∈ 𝑃 ( ( ( 𝐴 · ( 𝑝 ‘ 0 ) ) + ( 𝐵 · ( 𝑝 ‘ 1 ) ) ) = 𝐶 ↔ ( 𝑝 ‘ 1 ) = ( 0 + 𝑀 ) ) ↔ ∀ 𝑝 ∈ 𝑃 ( ( ( 𝐴 · ( 𝑝 ‘ 0 ) ) + ( 𝐵 · ( 𝑝 ‘ 1 ) ) ) = 𝐶 ↔ ( 𝑝 ‘ 1 ) = 𝑀 ) ) ) |
| 110 |
1 2 3 4 5 6 7
|
line2xlem |
⊢ ( ( ( 𝐴 ∈ ℝ ∧ ( 𝐵 ∈ ℝ ∧ 𝐵 ≠ 0 ) ∧ 𝐶 ∈ ℝ ) ∧ 𝑀 ∈ ℝ ) → ( ∀ 𝑝 ∈ 𝑃 ( ( ( 𝐴 · ( 𝑝 ‘ 0 ) ) + ( 𝐵 · ( 𝑝 ‘ 1 ) ) ) = 𝐶 ↔ ( 𝑝 ‘ 1 ) = 𝑀 ) → ( 𝐴 = 0 ∧ 𝑀 = ( 𝐶 / 𝐵 ) ) ) ) |
| 111 |
|
oveq1 |
⊢ ( 𝐴 = 0 → ( 𝐴 · ( 𝑝 ‘ 0 ) ) = ( 0 · ( 𝑝 ‘ 0 ) ) ) |
| 112 |
111
|
adantr |
⊢ ( ( 𝐴 = 0 ∧ 𝑀 = ( 𝐶 / 𝐵 ) ) → ( 𝐴 · ( 𝑝 ‘ 0 ) ) = ( 0 · ( 𝑝 ‘ 0 ) ) ) |
| 113 |
112
|
ad2antlr |
⊢ ( ( ( ( ( 𝐴 ∈ ℝ ∧ ( 𝐵 ∈ ℝ ∧ 𝐵 ≠ 0 ) ∧ 𝐶 ∈ ℝ ) ∧ 𝑀 ∈ ℝ ) ∧ ( 𝐴 = 0 ∧ 𝑀 = ( 𝐶 / 𝐵 ) ) ) ∧ 𝑝 ∈ 𝑃 ) → ( 𝐴 · ( 𝑝 ‘ 0 ) ) = ( 0 · ( 𝑝 ‘ 0 ) ) ) |
| 114 |
98
|
adantl |
⊢ ( ( ( ( ( 𝐴 ∈ ℝ ∧ ( 𝐵 ∈ ℝ ∧ 𝐵 ≠ 0 ) ∧ 𝐶 ∈ ℝ ) ∧ 𝑀 ∈ ℝ ) ∧ ( 𝐴 = 0 ∧ 𝑀 = ( 𝐶 / 𝐵 ) ) ) ∧ 𝑝 ∈ 𝑃 ) → ( 0 · ( 𝑝 ‘ 0 ) ) = 0 ) |
| 115 |
113 114
|
eqtrd |
⊢ ( ( ( ( ( 𝐴 ∈ ℝ ∧ ( 𝐵 ∈ ℝ ∧ 𝐵 ≠ 0 ) ∧ 𝐶 ∈ ℝ ) ∧ 𝑀 ∈ ℝ ) ∧ ( 𝐴 = 0 ∧ 𝑀 = ( 𝐶 / 𝐵 ) ) ) ∧ 𝑝 ∈ 𝑃 ) → ( 𝐴 · ( 𝑝 ‘ 0 ) ) = 0 ) |
| 116 |
115
|
oveq1d |
⊢ ( ( ( ( ( 𝐴 ∈ ℝ ∧ ( 𝐵 ∈ ℝ ∧ 𝐵 ≠ 0 ) ∧ 𝐶 ∈ ℝ ) ∧ 𝑀 ∈ ℝ ) ∧ ( 𝐴 = 0 ∧ 𝑀 = ( 𝐶 / 𝐵 ) ) ) ∧ 𝑝 ∈ 𝑃 ) → ( ( 𝐴 · ( 𝑝 ‘ 0 ) ) + ( 𝐵 · ( 𝑝 ‘ 1 ) ) ) = ( 0 + ( 𝐵 · ( 𝑝 ‘ 1 ) ) ) ) |
| 117 |
|
recn |
⊢ ( 𝐵 ∈ ℝ → 𝐵 ∈ ℂ ) |
| 118 |
117
|
adantr |
⊢ ( ( 𝐵 ∈ ℝ ∧ 𝐵 ≠ 0 ) → 𝐵 ∈ ℂ ) |
| 119 |
118
|
3ad2ant2 |
⊢ ( ( 𝐴 ∈ ℝ ∧ ( 𝐵 ∈ ℝ ∧ 𝐵 ≠ 0 ) ∧ 𝐶 ∈ ℝ ) → 𝐵 ∈ ℂ ) |
| 120 |
119
|
ad3antrrr |
⊢ ( ( ( ( ( 𝐴 ∈ ℝ ∧ ( 𝐵 ∈ ℝ ∧ 𝐵 ≠ 0 ) ∧ 𝐶 ∈ ℝ ) ∧ 𝑀 ∈ ℝ ) ∧ ( 𝐴 = 0 ∧ 𝑀 = ( 𝐶 / 𝐵 ) ) ) ∧ 𝑝 ∈ 𝑃 ) → 𝐵 ∈ ℂ ) |
| 121 |
94
|
adantl |
⊢ ( ( ( ( ( 𝐴 ∈ ℝ ∧ ( 𝐵 ∈ ℝ ∧ 𝐵 ≠ 0 ) ∧ 𝐶 ∈ ℝ ) ∧ 𝑀 ∈ ℝ ) ∧ ( 𝐴 = 0 ∧ 𝑀 = ( 𝐶 / 𝐵 ) ) ) ∧ 𝑝 ∈ 𝑃 ) → ( 𝑝 ‘ 1 ) ∈ ℂ ) |
| 122 |
120 121
|
mulcld |
⊢ ( ( ( ( ( 𝐴 ∈ ℝ ∧ ( 𝐵 ∈ ℝ ∧ 𝐵 ≠ 0 ) ∧ 𝐶 ∈ ℝ ) ∧ 𝑀 ∈ ℝ ) ∧ ( 𝐴 = 0 ∧ 𝑀 = ( 𝐶 / 𝐵 ) ) ) ∧ 𝑝 ∈ 𝑃 ) → ( 𝐵 · ( 𝑝 ‘ 1 ) ) ∈ ℂ ) |
| 123 |
122
|
addlidd |
⊢ ( ( ( ( ( 𝐴 ∈ ℝ ∧ ( 𝐵 ∈ ℝ ∧ 𝐵 ≠ 0 ) ∧ 𝐶 ∈ ℝ ) ∧ 𝑀 ∈ ℝ ) ∧ ( 𝐴 = 0 ∧ 𝑀 = ( 𝐶 / 𝐵 ) ) ) ∧ 𝑝 ∈ 𝑃 ) → ( 0 + ( 𝐵 · ( 𝑝 ‘ 1 ) ) ) = ( 𝐵 · ( 𝑝 ‘ 1 ) ) ) |
| 124 |
116 123
|
eqtrd |
⊢ ( ( ( ( ( 𝐴 ∈ ℝ ∧ ( 𝐵 ∈ ℝ ∧ 𝐵 ≠ 0 ) ∧ 𝐶 ∈ ℝ ) ∧ 𝑀 ∈ ℝ ) ∧ ( 𝐴 = 0 ∧ 𝑀 = ( 𝐶 / 𝐵 ) ) ) ∧ 𝑝 ∈ 𝑃 ) → ( ( 𝐴 · ( 𝑝 ‘ 0 ) ) + ( 𝐵 · ( 𝑝 ‘ 1 ) ) ) = ( 𝐵 · ( 𝑝 ‘ 1 ) ) ) |
| 125 |
124
|
eqeq1d |
⊢ ( ( ( ( ( 𝐴 ∈ ℝ ∧ ( 𝐵 ∈ ℝ ∧ 𝐵 ≠ 0 ) ∧ 𝐶 ∈ ℝ ) ∧ 𝑀 ∈ ℝ ) ∧ ( 𝐴 = 0 ∧ 𝑀 = ( 𝐶 / 𝐵 ) ) ) ∧ 𝑝 ∈ 𝑃 ) → ( ( ( 𝐴 · ( 𝑝 ‘ 0 ) ) + ( 𝐵 · ( 𝑝 ‘ 1 ) ) ) = 𝐶 ↔ ( 𝐵 · ( 𝑝 ‘ 1 ) ) = 𝐶 ) ) |
| 126 |
|
simp3 |
⊢ ( ( 𝐴 ∈ ℝ ∧ ( 𝐵 ∈ ℝ ∧ 𝐵 ≠ 0 ) ∧ 𝐶 ∈ ℝ ) → 𝐶 ∈ ℝ ) |
| 127 |
126
|
recnd |
⊢ ( ( 𝐴 ∈ ℝ ∧ ( 𝐵 ∈ ℝ ∧ 𝐵 ≠ 0 ) ∧ 𝐶 ∈ ℝ ) → 𝐶 ∈ ℂ ) |
| 128 |
127
|
ad3antrrr |
⊢ ( ( ( ( ( 𝐴 ∈ ℝ ∧ ( 𝐵 ∈ ℝ ∧ 𝐵 ≠ 0 ) ∧ 𝐶 ∈ ℝ ) ∧ 𝑀 ∈ ℝ ) ∧ ( 𝐴 = 0 ∧ 𝑀 = ( 𝐶 / 𝐵 ) ) ) ∧ 𝑝 ∈ 𝑃 ) → 𝐶 ∈ ℂ ) |
| 129 |
|
simp2r |
⊢ ( ( 𝐴 ∈ ℝ ∧ ( 𝐵 ∈ ℝ ∧ 𝐵 ≠ 0 ) ∧ 𝐶 ∈ ℝ ) → 𝐵 ≠ 0 ) |
| 130 |
129
|
ad3antrrr |
⊢ ( ( ( ( ( 𝐴 ∈ ℝ ∧ ( 𝐵 ∈ ℝ ∧ 𝐵 ≠ 0 ) ∧ 𝐶 ∈ ℝ ) ∧ 𝑀 ∈ ℝ ) ∧ ( 𝐴 = 0 ∧ 𝑀 = ( 𝐶 / 𝐵 ) ) ) ∧ 𝑝 ∈ 𝑃 ) → 𝐵 ≠ 0 ) |
| 131 |
128 120 121 130
|
divmuld |
⊢ ( ( ( ( ( 𝐴 ∈ ℝ ∧ ( 𝐵 ∈ ℝ ∧ 𝐵 ≠ 0 ) ∧ 𝐶 ∈ ℝ ) ∧ 𝑀 ∈ ℝ ) ∧ ( 𝐴 = 0 ∧ 𝑀 = ( 𝐶 / 𝐵 ) ) ) ∧ 𝑝 ∈ 𝑃 ) → ( ( 𝐶 / 𝐵 ) = ( 𝑝 ‘ 1 ) ↔ ( 𝐵 · ( 𝑝 ‘ 1 ) ) = 𝐶 ) ) |
| 132 |
|
simpr |
⊢ ( ( 𝐴 = 0 ∧ 𝑀 = ( 𝐶 / 𝐵 ) ) → 𝑀 = ( 𝐶 / 𝐵 ) ) |
| 133 |
132
|
eqcomd |
⊢ ( ( 𝐴 = 0 ∧ 𝑀 = ( 𝐶 / 𝐵 ) ) → ( 𝐶 / 𝐵 ) = 𝑀 ) |
| 134 |
133
|
ad2antlr |
⊢ ( ( ( ( ( 𝐴 ∈ ℝ ∧ ( 𝐵 ∈ ℝ ∧ 𝐵 ≠ 0 ) ∧ 𝐶 ∈ ℝ ) ∧ 𝑀 ∈ ℝ ) ∧ ( 𝐴 = 0 ∧ 𝑀 = ( 𝐶 / 𝐵 ) ) ) ∧ 𝑝 ∈ 𝑃 ) → ( 𝐶 / 𝐵 ) = 𝑀 ) |
| 135 |
134
|
eqeq1d |
⊢ ( ( ( ( ( 𝐴 ∈ ℝ ∧ ( 𝐵 ∈ ℝ ∧ 𝐵 ≠ 0 ) ∧ 𝐶 ∈ ℝ ) ∧ 𝑀 ∈ ℝ ) ∧ ( 𝐴 = 0 ∧ 𝑀 = ( 𝐶 / 𝐵 ) ) ) ∧ 𝑝 ∈ 𝑃 ) → ( ( 𝐶 / 𝐵 ) = ( 𝑝 ‘ 1 ) ↔ 𝑀 = ( 𝑝 ‘ 1 ) ) ) |
| 136 |
125 131 135
|
3bitr2d |
⊢ ( ( ( ( ( 𝐴 ∈ ℝ ∧ ( 𝐵 ∈ ℝ ∧ 𝐵 ≠ 0 ) ∧ 𝐶 ∈ ℝ ) ∧ 𝑀 ∈ ℝ ) ∧ ( 𝐴 = 0 ∧ 𝑀 = ( 𝐶 / 𝐵 ) ) ) ∧ 𝑝 ∈ 𝑃 ) → ( ( ( 𝐴 · ( 𝑝 ‘ 0 ) ) + ( 𝐵 · ( 𝑝 ‘ 1 ) ) ) = 𝐶 ↔ 𝑀 = ( 𝑝 ‘ 1 ) ) ) |
| 137 |
|
eqcom |
⊢ ( 𝑀 = ( 𝑝 ‘ 1 ) ↔ ( 𝑝 ‘ 1 ) = 𝑀 ) |
| 138 |
136 137
|
bitrdi |
⊢ ( ( ( ( ( 𝐴 ∈ ℝ ∧ ( 𝐵 ∈ ℝ ∧ 𝐵 ≠ 0 ) ∧ 𝐶 ∈ ℝ ) ∧ 𝑀 ∈ ℝ ) ∧ ( 𝐴 = 0 ∧ 𝑀 = ( 𝐶 / 𝐵 ) ) ) ∧ 𝑝 ∈ 𝑃 ) → ( ( ( 𝐴 · ( 𝑝 ‘ 0 ) ) + ( 𝐵 · ( 𝑝 ‘ 1 ) ) ) = 𝐶 ↔ ( 𝑝 ‘ 1 ) = 𝑀 ) ) |
| 139 |
138
|
ralrimiva |
⊢ ( ( ( ( 𝐴 ∈ ℝ ∧ ( 𝐵 ∈ ℝ ∧ 𝐵 ≠ 0 ) ∧ 𝐶 ∈ ℝ ) ∧ 𝑀 ∈ ℝ ) ∧ ( 𝐴 = 0 ∧ 𝑀 = ( 𝐶 / 𝐵 ) ) ) → ∀ 𝑝 ∈ 𝑃 ( ( ( 𝐴 · ( 𝑝 ‘ 0 ) ) + ( 𝐵 · ( 𝑝 ‘ 1 ) ) ) = 𝐶 ↔ ( 𝑝 ‘ 1 ) = 𝑀 ) ) |
| 140 |
139
|
ex |
⊢ ( ( ( 𝐴 ∈ ℝ ∧ ( 𝐵 ∈ ℝ ∧ 𝐵 ≠ 0 ) ∧ 𝐶 ∈ ℝ ) ∧ 𝑀 ∈ ℝ ) → ( ( 𝐴 = 0 ∧ 𝑀 = ( 𝐶 / 𝐵 ) ) → ∀ 𝑝 ∈ 𝑃 ( ( ( 𝐴 · ( 𝑝 ‘ 0 ) ) + ( 𝐵 · ( 𝑝 ‘ 1 ) ) ) = 𝐶 ↔ ( 𝑝 ‘ 1 ) = 𝑀 ) ) ) |
| 141 |
110 140
|
impbid |
⊢ ( ( ( 𝐴 ∈ ℝ ∧ ( 𝐵 ∈ ℝ ∧ 𝐵 ≠ 0 ) ∧ 𝐶 ∈ ℝ ) ∧ 𝑀 ∈ ℝ ) → ( ∀ 𝑝 ∈ 𝑃 ( ( ( 𝐴 · ( 𝑝 ‘ 0 ) ) + ( 𝐵 · ( 𝑝 ‘ 1 ) ) ) = 𝐶 ↔ ( 𝑝 ‘ 1 ) = 𝑀 ) ↔ ( 𝐴 = 0 ∧ 𝑀 = ( 𝐶 / 𝐵 ) ) ) ) |
| 142 |
103 109 141
|
3bitrd |
⊢ ( ( ( 𝐴 ∈ ℝ ∧ ( 𝐵 ∈ ℝ ∧ 𝐵 ≠ 0 ) ∧ 𝐶 ∈ ℝ ) ∧ 𝑀 ∈ ℝ ) → ( ∀ 𝑝 ∈ 𝑃 ( ( ( 𝐴 · ( 𝑝 ‘ 0 ) ) + ( 𝐵 · ( 𝑝 ‘ 1 ) ) ) = 𝐶 ↔ ( ( ( 𝑌 ‘ 0 ) − ( 𝑋 ‘ 0 ) ) · ( 𝑝 ‘ 1 ) ) = ( ( ( ( 𝑌 ‘ 1 ) − ( 𝑋 ‘ 1 ) ) · ( 𝑝 ‘ 0 ) ) + ( ( ( 𝑋 ‘ 1 ) · ( 𝑌 ‘ 0 ) ) − ( ( 𝑋 ‘ 0 ) · ( 𝑌 ‘ 1 ) ) ) ) ) ↔ ( 𝐴 = 0 ∧ 𝑀 = ( 𝐶 / 𝐵 ) ) ) ) |
| 143 |
56 142
|
bitr3id |
⊢ ( ( ( 𝐴 ∈ ℝ ∧ ( 𝐵 ∈ ℝ ∧ 𝐵 ≠ 0 ) ∧ 𝐶 ∈ ℝ ) ∧ 𝑀 ∈ ℝ ) → ( { 𝑝 ∈ 𝑃 ∣ ( ( 𝐴 · ( 𝑝 ‘ 0 ) ) + ( 𝐵 · ( 𝑝 ‘ 1 ) ) ) = 𝐶 } = { 𝑝 ∈ 𝑃 ∣ ( ( ( 𝑌 ‘ 0 ) − ( 𝑋 ‘ 0 ) ) · ( 𝑝 ‘ 1 ) ) = ( ( ( ( 𝑌 ‘ 1 ) − ( 𝑋 ‘ 1 ) ) · ( 𝑝 ‘ 0 ) ) + ( ( ( 𝑋 ‘ 1 ) · ( 𝑌 ‘ 0 ) ) − ( ( 𝑋 ‘ 0 ) · ( 𝑌 ‘ 1 ) ) ) ) } ↔ ( 𝐴 = 0 ∧ 𝑀 = ( 𝐶 / 𝐵 ) ) ) ) |
| 144 |
55 143
|
bitrd |
⊢ ( ( ( 𝐴 ∈ ℝ ∧ ( 𝐵 ∈ ℝ ∧ 𝐵 ≠ 0 ) ∧ 𝐶 ∈ ℝ ) ∧ 𝑀 ∈ ℝ ) → ( 𝐺 = ( 𝑋 𝐿 𝑌 ) ↔ ( 𝐴 = 0 ∧ 𝑀 = ( 𝐶 / 𝐵 ) ) ) ) |