| Step | Hyp | Ref
| Expression |
| 1 | | eqid 2763 |
. . . 4
⊢
(0..^𝑁) = (0..^𝑁) |
| 2 | | gpgvtx0.j |
. . . 4
⊢ 𝐽 = (1..^(⌈‘(𝑁 / 2))) |
| 3 | | gpgvtx0.g |
. . . 4
⊢ 𝐺 = (𝑁 gPetersenGr 𝐾) |
| 4 | | gpgvtx0.v |
. . . 4
⊢ 𝑉 = (Vtx‘𝐺) |
| 5 | 1, 2, 3, 4 | gpgvtxel 48812 |
. . 3
⊢ ((𝑁 ∈
(ℤ≥‘3) ∧ 𝐾 ∈ 𝐽) → (𝑋 ∈ 𝑉 ↔ ∃𝑥 ∈ {0, 1}∃𝑦 ∈ (0..^𝑁)𝑋 = 〈𝑥, 𝑦〉)) |
| 6 | 3 | fveq2i 6884 |
. . . . . . . 8
⊢
(Vtx‘𝐺) =
(Vtx‘(𝑁 gPetersenGr
𝐾)) |
| 7 | 4, 6 | eqtri 2786 |
. . . . . . 7
⊢ 𝑉 = (Vtx‘(𝑁 gPetersenGr 𝐾)) |
| 8 | | eluz3nn 12908 |
. . . . . . . . 9
⊢ (𝑁 ∈
(ℤ≥‘3) → 𝑁 ∈ ℕ) |
| 9 | 2, 1 | gpgvtx 48808 |
. . . . . . . . 9
⊢ ((𝑁 ∈ ℕ ∧ 𝐾 ∈ 𝐽) → (Vtx‘(𝑁 gPetersenGr 𝐾)) = ({0, 1} × (0..^𝑁))) |
| 10 | 8, 9 | sylan 591 |
. . . . . . . 8
⊢ ((𝑁 ∈
(ℤ≥‘3) ∧ 𝐾 ∈ 𝐽) → (Vtx‘(𝑁 gPetersenGr 𝐾)) = ({0, 1} × (0..^𝑁))) |
| 11 | 10 | adantr 485 |
. . . . . . 7
⊢ (((𝑁 ∈
(ℤ≥‘3) ∧ 𝐾 ∈ 𝐽) ∧ (𝑥 ∈ {0, 1} ∧ 𝑦 ∈ (0..^𝑁))) → (Vtx‘(𝑁 gPetersenGr 𝐾)) = ({0, 1} × (0..^𝑁))) |
| 12 | 7, 11 | eqtrid 2810 |
. . . . . 6
⊢ (((𝑁 ∈
(ℤ≥‘3) ∧ 𝐾 ∈ 𝐽) ∧ (𝑥 ∈ {0, 1} ∧ 𝑦 ∈ (0..^𝑁))) → 𝑉 = ({0, 1} × (0..^𝑁))) |
| 13 | | 1elpr01 11199 |
. . . . . . . . . . 11
⊢ 1 ∈
{0, 1} |
| 14 | 13 | a1i 11 |
. . . . . . . . . 10
⊢ (((𝑁 ∈
(ℤ≥‘3) ∧ 𝐾 ∈ 𝐽) ∧ (𝑥 ∈ {0, 1} ∧ 𝑦 ∈ (0..^𝑁))) → 1 ∈ {0, 1}) |
| 15 | | elfzoelz 13683 |
. . . . . . . . . . . . . 14
⊢ (𝑦 ∈ (0..^𝑁) → 𝑦 ∈ ℤ) |
| 16 | 15 | adantl 486 |
. . . . . . . . . . . . 13
⊢ ((𝑥 ∈ {0, 1} ∧ 𝑦 ∈ (0..^𝑁)) → 𝑦 ∈ ℤ) |
| 17 | 16 | adantl 486 |
. . . . . . . . . . . 12
⊢ (((𝑁 ∈
(ℤ≥‘3) ∧ 𝐾 ∈ 𝐽) ∧ (𝑥 ∈ {0, 1} ∧ 𝑦 ∈ (0..^𝑁))) → 𝑦 ∈ ℤ) |
| 18 | | elfzoelz 13683 |
. . . . . . . . . . . . . . 15
⊢ (𝐾 ∈
(1..^(⌈‘(𝑁 /
2))) → 𝐾 ∈
ℤ) |
| 19 | 18, 2 | eleq2s 2881 |
. . . . . . . . . . . . . 14
⊢ (𝐾 ∈ 𝐽 → 𝐾 ∈ ℤ) |
| 20 | 19 | adantl 486 |
. . . . . . . . . . . . 13
⊢ ((𝑁 ∈
(ℤ≥‘3) ∧ 𝐾 ∈ 𝐽) → 𝐾 ∈ ℤ) |
| 21 | 20 | adantr 485 |
. . . . . . . . . . . 12
⊢ (((𝑁 ∈
(ℤ≥‘3) ∧ 𝐾 ∈ 𝐽) ∧ (𝑥 ∈ {0, 1} ∧ 𝑦 ∈ (0..^𝑁))) → 𝐾 ∈ ℤ) |
| 22 | 17, 21 | zaddcld 12699 |
. . . . . . . . . . 11
⊢ (((𝑁 ∈
(ℤ≥‘3) ∧ 𝐾 ∈ 𝐽) ∧ (𝑥 ∈ {0, 1} ∧ 𝑦 ∈ (0..^𝑁))) → (𝑦 + 𝐾) ∈ ℤ) |
| 23 | 8 | adantr 485 |
. . . . . . . . . . . 12
⊢ ((𝑁 ∈
(ℤ≥‘3) ∧ 𝐾 ∈ 𝐽) → 𝑁 ∈ ℕ) |
| 24 | 23 | adantr 485 |
. . . . . . . . . . 11
⊢ (((𝑁 ∈
(ℤ≥‘3) ∧ 𝐾 ∈ 𝐽) ∧ (𝑥 ∈ {0, 1} ∧ 𝑦 ∈ (0..^𝑁))) → 𝑁 ∈ ℕ) |
| 25 | | zmodfzo 13923 |
. . . . . . . . . . 11
⊢ (((𝑦 + 𝐾) ∈ ℤ ∧ 𝑁 ∈ ℕ) → ((𝑦 + 𝐾) mod 𝑁) ∈ (0..^𝑁)) |
| 26 | 22, 24, 25 | syl2anc 595 |
. . . . . . . . . 10
⊢ (((𝑁 ∈
(ℤ≥‘3) ∧ 𝐾 ∈ 𝐽) ∧ (𝑥 ∈ {0, 1} ∧ 𝑦 ∈ (0..^𝑁))) → ((𝑦 + 𝐾) mod 𝑁) ∈ (0..^𝑁)) |
| 27 | 14, 26 | opelxpd 5700 |
. . . . . . . . 9
⊢ (((𝑁 ∈
(ℤ≥‘3) ∧ 𝐾 ∈ 𝐽) ∧ (𝑥 ∈ {0, 1} ∧ 𝑦 ∈ (0..^𝑁))) → 〈1, ((𝑦 + 𝐾) mod 𝑁)〉 ∈ ({0, 1} × (0..^𝑁))) |
| 28 | | simprr 784 |
. . . . . . . . . 10
⊢ (((𝑁 ∈
(ℤ≥‘3) ∧ 𝐾 ∈ 𝐽) ∧ (𝑥 ∈ {0, 1} ∧ 𝑦 ∈ (0..^𝑁))) → 𝑦 ∈ (0..^𝑁)) |
| 29 | 14, 28 | opelxpd 5700 |
. . . . . . . . 9
⊢ (((𝑁 ∈
(ℤ≥‘3) ∧ 𝐾 ∈ 𝐽) ∧ (𝑥 ∈ {0, 1} ∧ 𝑦 ∈ (0..^𝑁))) → 〈1, 𝑦〉 ∈ ({0, 1} × (0..^𝑁))) |
| 30 | 17, 21 | zsubcld 12700 |
. . . . . . . . . . 11
⊢ (((𝑁 ∈
(ℤ≥‘3) ∧ 𝐾 ∈ 𝐽) ∧ (𝑥 ∈ {0, 1} ∧ 𝑦 ∈ (0..^𝑁))) → (𝑦 − 𝐾) ∈ ℤ) |
| 31 | | zmodfzo 13923 |
. . . . . . . . . . 11
⊢ (((𝑦 − 𝐾) ∈ ℤ ∧ 𝑁 ∈ ℕ) → ((𝑦 − 𝐾) mod 𝑁) ∈ (0..^𝑁)) |
| 32 | 30, 24, 31 | syl2anc 595 |
. . . . . . . . . 10
⊢ (((𝑁 ∈
(ℤ≥‘3) ∧ 𝐾 ∈ 𝐽) ∧ (𝑥 ∈ {0, 1} ∧ 𝑦 ∈ (0..^𝑁))) → ((𝑦 − 𝐾) mod 𝑁) ∈ (0..^𝑁)) |
| 33 | 14, 32 | opelxpd 5700 |
. . . . . . . . 9
⊢ (((𝑁 ∈
(ℤ≥‘3) ∧ 𝐾 ∈ 𝐽) ∧ (𝑥 ∈ {0, 1} ∧ 𝑦 ∈ (0..^𝑁))) → 〈1, ((𝑦 − 𝐾) mod 𝑁)〉 ∈ ({0, 1} × (0..^𝑁))) |
| 34 | 27, 29, 33 | 3jca 1146 |
. . . . . . . 8
⊢ (((𝑁 ∈
(ℤ≥‘3) ∧ 𝐾 ∈ 𝐽) ∧ (𝑥 ∈ {0, 1} ∧ 𝑦 ∈ (0..^𝑁))) → (〈1, ((𝑦 + 𝐾) mod 𝑁)〉 ∈ ({0, 1} × (0..^𝑁)) ∧ 〈1, 𝑦〉 ∈ ({0, 1} ×
(0..^𝑁)) ∧ 〈1,
((𝑦 − 𝐾) mod 𝑁)〉 ∈ ({0, 1} × (0..^𝑁)))) |
| 35 | 34 | adantr 485 |
. . . . . . 7
⊢ ((((𝑁 ∈
(ℤ≥‘3) ∧ 𝐾 ∈ 𝐽) ∧ (𝑥 ∈ {0, 1} ∧ 𝑦 ∈ (0..^𝑁))) ∧ 𝑉 = ({0, 1} × (0..^𝑁))) → (〈1, ((𝑦 + 𝐾) mod 𝑁)〉 ∈ ({0, 1} × (0..^𝑁)) ∧ 〈1, 𝑦〉 ∈ ({0, 1} ×
(0..^𝑁)) ∧ 〈1,
((𝑦 − 𝐾) mod 𝑁)〉 ∈ ({0, 1} × (0..^𝑁)))) |
| 36 | | eleq2 2852 |
. . . . . . . . 9
⊢ (𝑉 = ({0, 1} × (0..^𝑁)) → (〈1, ((𝑦 + 𝐾) mod 𝑁)〉 ∈ 𝑉 ↔ 〈1, ((𝑦 + 𝐾) mod 𝑁)〉 ∈ ({0, 1} × (0..^𝑁)))) |
| 37 | | eleq2 2852 |
. . . . . . . . 9
⊢ (𝑉 = ({0, 1} × (0..^𝑁)) → (〈1, 𝑦〉 ∈ 𝑉 ↔ 〈1, 𝑦〉 ∈ ({0, 1} × (0..^𝑁)))) |
| 38 | | eleq2 2852 |
. . . . . . . . 9
⊢ (𝑉 = ({0, 1} × (0..^𝑁)) → (〈1, ((𝑦 − 𝐾) mod 𝑁)〉 ∈ 𝑉 ↔ 〈1, ((𝑦 − 𝐾) mod 𝑁)〉 ∈ ({0, 1} × (0..^𝑁)))) |
| 39 | 36, 37, 38 | 3anbi123d 1464 |
. . . . . . . 8
⊢ (𝑉 = ({0, 1} × (0..^𝑁)) → ((〈1, ((𝑦 + 𝐾) mod 𝑁)〉 ∈ 𝑉 ∧ 〈1, 𝑦〉 ∈ 𝑉 ∧ 〈1, ((𝑦 − 𝐾) mod 𝑁)〉 ∈ 𝑉) ↔ (〈1, ((𝑦 + 𝐾) mod 𝑁)〉 ∈ ({0, 1} × (0..^𝑁)) ∧ 〈1, 𝑦〉 ∈ ({0, 1} ×
(0..^𝑁)) ∧ 〈1,
((𝑦 − 𝐾) mod 𝑁)〉 ∈ ({0, 1} × (0..^𝑁))))) |
| 40 | 39 | adantl 486 |
. . . . . . 7
⊢ ((((𝑁 ∈
(ℤ≥‘3) ∧ 𝐾 ∈ 𝐽) ∧ (𝑥 ∈ {0, 1} ∧ 𝑦 ∈ (0..^𝑁))) ∧ 𝑉 = ({0, 1} × (0..^𝑁))) → ((〈1, ((𝑦 + 𝐾) mod 𝑁)〉 ∈ 𝑉 ∧ 〈1, 𝑦〉 ∈ 𝑉 ∧ 〈1, ((𝑦 − 𝐾) mod 𝑁)〉 ∈ 𝑉) ↔ (〈1, ((𝑦 + 𝐾) mod 𝑁)〉 ∈ ({0, 1} × (0..^𝑁)) ∧ 〈1, 𝑦〉 ∈ ({0, 1} ×
(0..^𝑁)) ∧ 〈1,
((𝑦 − 𝐾) mod 𝑁)〉 ∈ ({0, 1} × (0..^𝑁))))) |
| 41 | 35, 40 | mpbird 260 |
. . . . . 6
⊢ ((((𝑁 ∈
(ℤ≥‘3) ∧ 𝐾 ∈ 𝐽) ∧ (𝑥 ∈ {0, 1} ∧ 𝑦 ∈ (0..^𝑁))) ∧ 𝑉 = ({0, 1} × (0..^𝑁))) → (〈1, ((𝑦 + 𝐾) mod 𝑁)〉 ∈ 𝑉 ∧ 〈1, 𝑦〉 ∈ 𝑉 ∧ 〈1, ((𝑦 − 𝐾) mod 𝑁)〉 ∈ 𝑉)) |
| 42 | 12, 41 | mpdan 699 |
. . . . 5
⊢ (((𝑁 ∈
(ℤ≥‘3) ∧ 𝐾 ∈ 𝐽) ∧ (𝑥 ∈ {0, 1} ∧ 𝑦 ∈ (0..^𝑁))) → (〈1, ((𝑦 + 𝐾) mod 𝑁)〉 ∈ 𝑉 ∧ 〈1, 𝑦〉 ∈ 𝑉 ∧ 〈1, ((𝑦 − 𝐾) mod 𝑁)〉 ∈ 𝑉)) |
| 43 | | vex 3459 |
. . . . . . 7
⊢ 𝑥 ∈ V |
| 44 | | vex 3459 |
. . . . . . 7
⊢ 𝑦 ∈ V |
| 45 | 43, 44 | op2ndd 7993 |
. . . . . 6
⊢ (𝑋 = 〈𝑥, 𝑦〉 → (2nd ‘𝑋) = 𝑦) |
| 46 | | oveq1 7417 |
. . . . . . . . . 10
⊢
((2nd ‘𝑋) = 𝑦 → ((2nd ‘𝑋) + 𝐾) = (𝑦 + 𝐾)) |
| 47 | 46 | oveq1d 7425 |
. . . . . . . . 9
⊢
((2nd ‘𝑋) = 𝑦 → (((2nd ‘𝑋) + 𝐾) mod 𝑁) = ((𝑦 + 𝐾) mod 𝑁)) |
| 48 | 47 | opeq2d 4845 |
. . . . . . . 8
⊢
((2nd ‘𝑋) = 𝑦 → 〈1, (((2nd
‘𝑋) + 𝐾) mod 𝑁)〉 = 〈1, ((𝑦 + 𝐾) mod 𝑁)〉) |
| 49 | 48 | eleq1d 2848 |
. . . . . . 7
⊢
((2nd ‘𝑋) = 𝑦 → (〈1, (((2nd
‘𝑋) + 𝐾) mod 𝑁)〉 ∈ 𝑉 ↔ 〈1, ((𝑦 + 𝐾) mod 𝑁)〉 ∈ 𝑉)) |
| 50 | | opeq2 4839 |
. . . . . . . 8
⊢
((2nd ‘𝑋) = 𝑦 → 〈1, (2nd ‘𝑋)〉 = 〈1, 𝑦〉) |
| 51 | 50 | eleq1d 2848 |
. . . . . . 7
⊢
((2nd ‘𝑋) = 𝑦 → (〈1, (2nd
‘𝑋)〉 ∈
𝑉 ↔ 〈1, 𝑦〉 ∈ 𝑉)) |
| 52 | | oveq1 7417 |
. . . . . . . . . 10
⊢
((2nd ‘𝑋) = 𝑦 → ((2nd ‘𝑋) − 𝐾) = (𝑦 − 𝐾)) |
| 53 | 52 | oveq1d 7425 |
. . . . . . . . 9
⊢
((2nd ‘𝑋) = 𝑦 → (((2nd ‘𝑋) − 𝐾) mod 𝑁) = ((𝑦 − 𝐾) mod 𝑁)) |
| 54 | 53 | opeq2d 4845 |
. . . . . . . 8
⊢
((2nd ‘𝑋) = 𝑦 → 〈1, (((2nd
‘𝑋) − 𝐾) mod 𝑁)〉 = 〈1, ((𝑦 − 𝐾) mod 𝑁)〉) |
| 55 | 54 | eleq1d 2848 |
. . . . . . 7
⊢
((2nd ‘𝑋) = 𝑦 → (〈1, (((2nd
‘𝑋) − 𝐾) mod 𝑁)〉 ∈ 𝑉 ↔ 〈1, ((𝑦 − 𝐾) mod 𝑁)〉 ∈ 𝑉)) |
| 56 | 49, 51, 55 | 3anbi123d 1464 |
. . . . . 6
⊢
((2nd ‘𝑋) = 𝑦 → ((〈1, (((2nd
‘𝑋) + 𝐾) mod 𝑁)〉 ∈ 𝑉 ∧ 〈1, (2nd ‘𝑋)〉 ∈ 𝑉 ∧ 〈1, (((2nd
‘𝑋) − 𝐾) mod 𝑁)〉 ∈ 𝑉) ↔ (〈1, ((𝑦 + 𝐾) mod 𝑁)〉 ∈ 𝑉 ∧ 〈1, 𝑦〉 ∈ 𝑉 ∧ 〈1, ((𝑦 − 𝐾) mod 𝑁)〉 ∈ 𝑉))) |
| 57 | 45, 56 | syl 18 |
. . . . 5
⊢ (𝑋 = 〈𝑥, 𝑦〉 → ((〈1, (((2nd
‘𝑋) + 𝐾) mod 𝑁)〉 ∈ 𝑉 ∧ 〈1, (2nd ‘𝑋)〉 ∈ 𝑉 ∧ 〈1, (((2nd
‘𝑋) − 𝐾) mod 𝑁)〉 ∈ 𝑉) ↔ (〈1, ((𝑦 + 𝐾) mod 𝑁)〉 ∈ 𝑉 ∧ 〈1, 𝑦〉 ∈ 𝑉 ∧ 〈1, ((𝑦 − 𝐾) mod 𝑁)〉 ∈ 𝑉))) |
| 58 | 42, 57 | syl5ibrcom 250 |
. . . 4
⊢ (((𝑁 ∈
(ℤ≥‘3) ∧ 𝐾 ∈ 𝐽) ∧ (𝑥 ∈ {0, 1} ∧ 𝑦 ∈ (0..^𝑁))) → (𝑋 = 〈𝑥, 𝑦〉 → (〈1, (((2nd
‘𝑋) + 𝐾) mod 𝑁)〉 ∈ 𝑉 ∧ 〈1, (2nd ‘𝑋)〉 ∈ 𝑉 ∧ 〈1, (((2nd
‘𝑋) − 𝐾) mod 𝑁)〉 ∈ 𝑉))) |
| 59 | 58 | rexlimdvva 3222 |
. . 3
⊢ ((𝑁 ∈
(ℤ≥‘3) ∧ 𝐾 ∈ 𝐽) → (∃𝑥 ∈ {0, 1}∃𝑦 ∈ (0..^𝑁)𝑋 = 〈𝑥, 𝑦〉 → (〈1, (((2nd
‘𝑋) + 𝐾) mod 𝑁)〉 ∈ 𝑉 ∧ 〈1, (2nd ‘𝑋)〉 ∈ 𝑉 ∧ 〈1, (((2nd
‘𝑋) − 𝐾) mod 𝑁)〉 ∈ 𝑉))) |
| 60 | 5, 59 | sylbid 243 |
. 2
⊢ ((𝑁 ∈
(ℤ≥‘3) ∧ 𝐾 ∈ 𝐽) → (𝑋 ∈ 𝑉 → (〈1, (((2nd
‘𝑋) + 𝐾) mod 𝑁)〉 ∈ 𝑉 ∧ 〈1, (2nd ‘𝑋)〉 ∈ 𝑉 ∧ 〈1, (((2nd
‘𝑋) − 𝐾) mod 𝑁)〉 ∈ 𝑉))) |
| 61 | 60 | imp 411 |
1
⊢ (((𝑁 ∈
(ℤ≥‘3) ∧ 𝐾 ∈ 𝐽) ∧ 𝑋 ∈ 𝑉) → (〈1, (((2nd
‘𝑋) + 𝐾) mod 𝑁)〉 ∈ 𝑉 ∧ 〈1, (2nd ‘𝑋)〉 ∈ 𝑉 ∧ 〈1, (((2nd
‘𝑋) − 𝐾) mod 𝑁)〉 ∈ 𝑉)) |