| Step | Hyp | Ref
| Expression |
| 1 | | breq1 5082 |
. . . . . . . . . . . . 13
⊢ (𝑎 = 𝑘 → (𝑎 ∥ 𝐷 ↔ 𝑘 ∥ 𝐷)) |
| 2 | 1 | elrab 3636 |
. . . . . . . . . . . 12
⊢ (𝑘 ∈ {𝑎 ∈ (1...(𝐷 − 1)) ∣ 𝑎 ∥ 𝐷} ↔ (𝑘 ∈ (1...(𝐷 − 1)) ∧ 𝑘 ∥ 𝐷)) |
| 3 | 2 | bilani 505 |
. . . . . . . . . . 11
⊢ ((𝜑 ∧ 𝑘 ∈ {𝑎 ∈ (1...(𝐷 − 1)) ∣ 𝑎 ∥ 𝐷}) → (𝑘 ∈ (1...(𝐷 − 1)) ∧ 𝑘 ∥ 𝐷)) |
| 4 | 3 | simpld 495 |
. . . . . . . . . 10
⊢ ((𝜑 ∧ 𝑘 ∈ {𝑎 ∈ (1...(𝐷 − 1)) ∣ 𝑎 ∥ 𝐷}) → 𝑘 ∈ (1...(𝐷 − 1))) |
| 5 | 4 | elfzelzd 13477 |
. . . . . . . . 9
⊢ ((𝜑 ∧ 𝑘 ∈ {𝑎 ∈ (1...(𝐷 − 1)) ∣ 𝑎 ∥ 𝐷}) → 𝑘 ∈ ℤ) |
| 6 | | unitscyglem2.1 |
. . . . . . . . . . 11
⊢ (𝜑 → 𝐷 ∈ ℕ) |
| 7 | 6 | adantr 481 |
. . . . . . . . . 10
⊢ ((𝜑 ∧ 𝑘 ∈ {𝑎 ∈ (1...(𝐷 − 1)) ∣ 𝑎 ∥ 𝐷}) → 𝐷 ∈ ℕ) |
| 8 | 7 | nnzd 12548 |
. . . . . . . . 9
⊢ ((𝜑 ∧ 𝑘 ∈ {𝑎 ∈ (1...(𝐷 − 1)) ∣ 𝑎 ∥ 𝐷}) → 𝐷 ∈ ℤ) |
| 9 | | unitscyglem1.4 |
. . . . . . . . . . . 12
⊢ (𝜑 → 𝐵 ∈ Fin) |
| 10 | | hashcl 14316 |
. . . . . . . . . . . 12
⊢ (𝐵 ∈ Fin →
(♯‘𝐵) ∈
ℕ0) |
| 11 | 9, 10 | syl 17 |
. . . . . . . . . . 11
⊢ (𝜑 → (♯‘𝐵) ∈
ℕ0) |
| 12 | 11 | adantr 481 |
. . . . . . . . . 10
⊢ ((𝜑 ∧ 𝑘 ∈ {𝑎 ∈ (1...(𝐷 − 1)) ∣ 𝑎 ∥ 𝐷}) → (♯‘𝐵) ∈
ℕ0) |
| 13 | 12 | nn0zd 12547 |
. . . . . . . . 9
⊢ ((𝜑 ∧ 𝑘 ∈ {𝑎 ∈ (1...(𝐷 − 1)) ∣ 𝑎 ∥ 𝐷}) → (♯‘𝐵) ∈ ℤ) |
| 14 | 3 | simprd 496 |
. . . . . . . . 9
⊢ ((𝜑 ∧ 𝑘 ∈ {𝑎 ∈ (1...(𝐷 − 1)) ∣ 𝑎 ∥ 𝐷}) → 𝑘 ∥ 𝐷) |
| 15 | | unitscyglem2.2 |
. . . . . . . . . 10
⊢ (𝜑 → 𝐷 ∥ (♯‘𝐵)) |
| 16 | 15 | adantr 481 |
. . . . . . . . 9
⊢ ((𝜑 ∧ 𝑘 ∈ {𝑎 ∈ (1...(𝐷 − 1)) ∣ 𝑎 ∥ 𝐷}) → 𝐷 ∥ (♯‘𝐵)) |
| 17 | 5, 8, 13, 14, 16 | dvdstrd 16262 |
. . . . . . . 8
⊢ ((𝜑 ∧ 𝑘 ∈ {𝑎 ∈ (1...(𝐷 − 1)) ∣ 𝑎 ∥ 𝐷}) → 𝑘 ∥ (♯‘𝐵)) |
| 18 | | simpl 483 |
. . . . . . . . . . . . . 14
⊢ ((𝜑 ∧ (𝑘 ∈ (1...(𝐷 − 1)) ∧ 𝑘 ∥ 𝐷)) → 𝜑) |
| 19 | 2, 4 | sylan2br 601 |
. . . . . . . . . . . . . 14
⊢ ((𝜑 ∧ (𝑘 ∈ (1...(𝐷 − 1)) ∧ 𝑘 ∥ 𝐷)) → 𝑘 ∈ (1...(𝐷 − 1))) |
| 20 | 18, 19 | jca 516 |
. . . . . . . . . . . . 13
⊢ ((𝜑 ∧ (𝑘 ∈ (1...(𝐷 − 1)) ∧ 𝑘 ∥ 𝐷)) → (𝜑 ∧ 𝑘 ∈ (1...(𝐷 − 1)))) |
| 21 | 2, 14 | sylan2br 601 |
. . . . . . . . . . . . 13
⊢ ((𝜑 ∧ (𝑘 ∈ (1...(𝐷 − 1)) ∧ 𝑘 ∥ 𝐷)) → 𝑘 ∥ 𝐷) |
| 22 | 20, 21 | jca 516 |
. . . . . . . . . . . 12
⊢ ((𝜑 ∧ (𝑘 ∈ (1...(𝐷 − 1)) ∧ 𝑘 ∥ 𝐷)) → ((𝜑 ∧ 𝑘 ∈ (1...(𝐷 − 1))) ∧ 𝑘 ∥ 𝐷)) |
| 23 | | fveqeq2 6843 |
. . . . . . . . . . . . . . 15
⊢ (𝑥 = ((𝐷 / 𝑘) ↑ 𝐴) → (((od‘𝐺)‘𝑥) = 𝑘 ↔ ((od‘𝐺)‘((𝐷 / 𝑘) ↑ 𝐴)) = 𝑘)) |
| 24 | | unitscyglem1.1 |
. . . . . . . . . . . . . . . 16
⊢ 𝐵 = (Base‘𝐺) |
| 25 | | unitscyglem1.2 |
. . . . . . . . . . . . . . . 16
⊢ ↑ =
(.g‘𝐺) |
| 26 | | unitscyglem1.3 |
. . . . . . . . . . . . . . . . 17
⊢ (𝜑 → 𝐺 ∈ Grp) |
| 27 | 26 | ad4antr 738 |
. . . . . . . . . . . . . . . 16
⊢
(((((𝜑 ∧ 𝑘 ∈ (1...(𝐷 − 1))) ∧ 𝑘 ∥ 𝐷) ∧ 𝑙 ∈ ℕ) ∧ (𝑙 · 𝑘) = 𝐷) → 𝐺 ∈ Grp) |
| 28 | | simpr 485 |
. . . . . . . . . . . . . . . . . . . . . 22
⊢
(((((𝜑 ∧ 𝑘 ∈ (1...(𝐷 − 1))) ∧ 𝑘 ∥ 𝐷) ∧ 𝑙 ∈ ℕ) ∧ (𝑙 · 𝑘) = 𝐷) → (𝑙 · 𝑘) = 𝐷) |
| 29 | 28 | eqcomd 2746 |
. . . . . . . . . . . . . . . . . . . . 21
⊢
(((((𝜑 ∧ 𝑘 ∈ (1...(𝐷 − 1))) ∧ 𝑘 ∥ 𝐷) ∧ 𝑙 ∈ ℕ) ∧ (𝑙 · 𝑘) = 𝐷) → 𝐷 = (𝑙 · 𝑘)) |
| 30 | 29 | oveq1d 7378 |
. . . . . . . . . . . . . . . . . . . 20
⊢
(((((𝜑 ∧ 𝑘 ∈ (1...(𝐷 − 1))) ∧ 𝑘 ∥ 𝐷) ∧ 𝑙 ∈ ℕ) ∧ (𝑙 · 𝑘) = 𝐷) → (𝐷 / 𝑘) = ((𝑙 · 𝑘) / 𝑘)) |
| 31 | | simplr 774 |
. . . . . . . . . . . . . . . . . . . . . 22
⊢
(((((𝜑 ∧ 𝑘 ∈ (1...(𝐷 − 1))) ∧ 𝑘 ∥ 𝐷) ∧ 𝑙 ∈ ℕ) ∧ (𝑙 · 𝑘) = 𝐷) → 𝑙 ∈ ℕ) |
| 32 | 31 | nncnd 12188 |
. . . . . . . . . . . . . . . . . . . . 21
⊢
(((((𝜑 ∧ 𝑘 ∈ (1...(𝐷 − 1))) ∧ 𝑘 ∥ 𝐷) ∧ 𝑙 ∈ ℕ) ∧ (𝑙 · 𝑘) = 𝐷) → 𝑙 ∈ ℂ) |
| 33 | | elfzelz 13476 |
. . . . . . . . . . . . . . . . . . . . . . . 24
⊢ (𝑘 ∈ (1...(𝐷 − 1)) → 𝑘 ∈ ℤ) |
| 34 | 33 | adantl 482 |
. . . . . . . . . . . . . . . . . . . . . . 23
⊢ ((𝜑 ∧ 𝑘 ∈ (1...(𝐷 − 1))) → 𝑘 ∈ ℤ) |
| 35 | 34 | ad3antrrr 736 |
. . . . . . . . . . . . . . . . . . . . . 22
⊢
(((((𝜑 ∧ 𝑘 ∈ (1...(𝐷 − 1))) ∧ 𝑘 ∥ 𝐷) ∧ 𝑙 ∈ ℕ) ∧ (𝑙 · 𝑘) = 𝐷) → 𝑘 ∈ ℤ) |
| 36 | 35 | zcnd 12632 |
. . . . . . . . . . . . . . . . . . . . 21
⊢
(((((𝜑 ∧ 𝑘 ∈ (1...(𝐷 − 1))) ∧ 𝑘 ∥ 𝐷) ∧ 𝑙 ∈ ℕ) ∧ (𝑙 · 𝑘) = 𝐷) → 𝑘 ∈ ℂ) |
| 37 | | elfzle1 13479 |
. . . . . . . . . . . . . . . . . . . . . . . . . . 27
⊢ (𝑘 ∈ (1...(𝐷 − 1)) → 1 ≤ 𝑘) |
| 38 | 37 | adantl 482 |
. . . . . . . . . . . . . . . . . . . . . . . . . 26
⊢ ((𝜑 ∧ 𝑘 ∈ (1...(𝐷 − 1))) → 1 ≤ 𝑘) |
| 39 | 34, 38 | jca 516 |
. . . . . . . . . . . . . . . . . . . . . . . . 25
⊢ ((𝜑 ∧ 𝑘 ∈ (1...(𝐷 − 1))) → (𝑘 ∈ ℤ ∧ 1 ≤ 𝑘)) |
| 40 | | elnnz1 12551 |
. . . . . . . . . . . . . . . . . . . . . . . . 25
⊢ (𝑘 ∈ ℕ ↔ (𝑘 ∈ ℤ ∧ 1 ≤
𝑘)) |
| 41 | 39, 40 | sylibr 235 |
. . . . . . . . . . . . . . . . . . . . . . . 24
⊢ ((𝜑 ∧ 𝑘 ∈ (1...(𝐷 − 1))) → 𝑘 ∈ ℕ) |
| 42 | 41 | adantr 481 |
. . . . . . . . . . . . . . . . . . . . . . 23
⊢ (((𝜑 ∧ 𝑘 ∈ (1...(𝐷 − 1))) ∧ 𝑘 ∥ 𝐷) → 𝑘 ∈ ℕ) |
| 43 | 42 | ad2antrr 732 |
. . . . . . . . . . . . . . . . . . . . . 22
⊢
(((((𝜑 ∧ 𝑘 ∈ (1...(𝐷 − 1))) ∧ 𝑘 ∥ 𝐷) ∧ 𝑙 ∈ ℕ) ∧ (𝑙 · 𝑘) = 𝐷) → 𝑘 ∈ ℕ) |
| 44 | 43 | nnne0d 12225 |
. . . . . . . . . . . . . . . . . . . . 21
⊢
(((((𝜑 ∧ 𝑘 ∈ (1...(𝐷 − 1))) ∧ 𝑘 ∥ 𝐷) ∧ 𝑙 ∈ ℕ) ∧ (𝑙 · 𝑘) = 𝐷) → 𝑘 ≠ 0) |
| 45 | 32, 36, 44 | divcan4d 11935 |
. . . . . . . . . . . . . . . . . . . 20
⊢
(((((𝜑 ∧ 𝑘 ∈ (1...(𝐷 − 1))) ∧ 𝑘 ∥ 𝐷) ∧ 𝑙 ∈ ℕ) ∧ (𝑙 · 𝑘) = 𝐷) → ((𝑙 · 𝑘) / 𝑘) = 𝑙) |
| 46 | 30, 45 | eqtrd 2775 |
. . . . . . . . . . . . . . . . . . 19
⊢
(((((𝜑 ∧ 𝑘 ∈ (1...(𝐷 − 1))) ∧ 𝑘 ∥ 𝐷) ∧ 𝑙 ∈ ℕ) ∧ (𝑙 · 𝑘) = 𝐷) → (𝐷 / 𝑘) = 𝑙) |
| 47 | 46, 31 | eqeltrd 2840 |
. . . . . . . . . . . . . . . . . 18
⊢
(((((𝜑 ∧ 𝑘 ∈ (1...(𝐷 − 1))) ∧ 𝑘 ∥ 𝐷) ∧ 𝑙 ∈ ℕ) ∧ (𝑙 · 𝑘) = 𝐷) → (𝐷 / 𝑘) ∈ ℕ) |
| 48 | 47 | nnnn0d 12496 |
. . . . . . . . . . . . . . . . 17
⊢
(((((𝜑 ∧ 𝑘 ∈ (1...(𝐷 − 1))) ∧ 𝑘 ∥ 𝐷) ∧ 𝑙 ∈ ℕ) ∧ (𝑙 · 𝑘) = 𝐷) → (𝐷 / 𝑘) ∈
ℕ0) |
| 49 | 48 | nn0zd 12547 |
. . . . . . . . . . . . . . . 16
⊢
(((((𝜑 ∧ 𝑘 ∈ (1...(𝐷 − 1))) ∧ 𝑘 ∥ 𝐷) ∧ 𝑙 ∈ ℕ) ∧ (𝑙 · 𝑘) = 𝐷) → (𝐷 / 𝑘) ∈ ℤ) |
| 50 | | unitscyglem2.3 |
. . . . . . . . . . . . . . . . 17
⊢ (𝜑 → 𝐴 ∈ 𝐵) |
| 51 | 50 | ad4antr 738 |
. . . . . . . . . . . . . . . 16
⊢
(((((𝜑 ∧ 𝑘 ∈ (1...(𝐷 − 1))) ∧ 𝑘 ∥ 𝐷) ∧ 𝑙 ∈ ℕ) ∧ (𝑙 · 𝑘) = 𝐷) → 𝐴 ∈ 𝐵) |
| 52 | 24, 25, 27, 49, 51 | mulgcld 19070 |
. . . . . . . . . . . . . . 15
⊢
(((((𝜑 ∧ 𝑘 ∈ (1...(𝐷 − 1))) ∧ 𝑘 ∥ 𝐷) ∧ 𝑙 ∈ ℕ) ∧ (𝑙 · 𝑘) = 𝐷) → ((𝐷 / 𝑘) ↑ 𝐴) ∈ 𝐵) |
| 53 | 6 | ad2antrr 732 |
. . . . . . . . . . . . . . . . . . . 20
⊢ (((𝜑 ∧ 𝑘 ∈ (1...(𝐷 − 1))) ∧ 𝑘 ∥ 𝐷) → 𝐷 ∈ ℕ) |
| 54 | 53 | ad2antrr 732 |
. . . . . . . . . . . . . . . . . . 19
⊢
(((((𝜑 ∧ 𝑘 ∈ (1...(𝐷 − 1))) ∧ 𝑘 ∥ 𝐷) ∧ 𝑙 ∈ ℕ) ∧ (𝑙 · 𝑘) = 𝐷) → 𝐷 ∈ ℕ) |
| 55 | 54 | nncnd 12188 |
. . . . . . . . . . . . . . . . . 18
⊢
(((((𝜑 ∧ 𝑘 ∈ (1...(𝐷 − 1))) ∧ 𝑘 ∥ 𝐷) ∧ 𝑙 ∈ ℕ) ∧ (𝑙 · 𝑘) = 𝐷) → 𝐷 ∈ ℂ) |
| 56 | 55, 36, 44 | divcan1d 11930 |
. . . . . . . . . . . . . . . . 17
⊢
(((((𝜑 ∧ 𝑘 ∈ (1...(𝐷 − 1))) ∧ 𝑘 ∥ 𝐷) ∧ 𝑙 ∈ ℕ) ∧ (𝑙 · 𝑘) = 𝐷) → ((𝐷 / 𝑘) · 𝑘) = 𝐷) |
| 57 | | unitscyglem2.4 |
. . . . . . . . . . . . . . . . . . . . 21
⊢ (𝜑 → ((od‘𝐺)‘𝐴) = 𝐷) |
| 58 | 57 | ad4antr 738 |
. . . . . . . . . . . . . . . . . . . 20
⊢
(((((𝜑 ∧ 𝑘 ∈ (1...(𝐷 − 1))) ∧ 𝑘 ∥ 𝐷) ∧ 𝑙 ∈ ℕ) ∧ (𝑙 · 𝑘) = 𝐷) → ((od‘𝐺)‘𝐴) = 𝐷) |
| 59 | 58 | eqcomd 2746 |
. . . . . . . . . . . . . . . . . . 19
⊢
(((((𝜑 ∧ 𝑘 ∈ (1...(𝐷 − 1))) ∧ 𝑘 ∥ 𝐷) ∧ 𝑙 ∈ ℕ) ∧ (𝑙 · 𝑘) = 𝐷) → 𝐷 = ((od‘𝐺)‘𝐴)) |
| 60 | | eqid 2740 |
. . . . . . . . . . . . . . . . . . . . 21
⊢
(od‘𝐺) =
(od‘𝐺) |
| 61 | 24, 60, 25 | odmulg 19529 |
. . . . . . . . . . . . . . . . . . . 20
⊢ ((𝐺 ∈ Grp ∧ 𝐴 ∈ 𝐵 ∧ (𝐷 / 𝑘) ∈ ℤ) → ((od‘𝐺)‘𝐴) = (((𝐷 / 𝑘) gcd ((od‘𝐺)‘𝐴)) · ((od‘𝐺)‘((𝐷 / 𝑘) ↑ 𝐴)))) |
| 62 | 27, 51, 49, 61 | syl3anc 1379 |
. . . . . . . . . . . . . . . . . . 19
⊢
(((((𝜑 ∧ 𝑘 ∈ (1...(𝐷 − 1))) ∧ 𝑘 ∥ 𝐷) ∧ 𝑙 ∈ ℕ) ∧ (𝑙 · 𝑘) = 𝐷) → ((od‘𝐺)‘𝐴) = (((𝐷 / 𝑘) gcd ((od‘𝐺)‘𝐴)) · ((od‘𝐺)‘((𝐷 / 𝑘) ↑ 𝐴)))) |
| 63 | 59, 62 | eqtrd 2775 |
. . . . . . . . . . . . . . . . . 18
⊢
(((((𝜑 ∧ 𝑘 ∈ (1...(𝐷 − 1))) ∧ 𝑘 ∥ 𝐷) ∧ 𝑙 ∈ ℕ) ∧ (𝑙 · 𝑘) = 𝐷) → 𝐷 = (((𝐷 / 𝑘) gcd ((od‘𝐺)‘𝐴)) · ((od‘𝐺)‘((𝐷 / 𝑘) ↑ 𝐴)))) |
| 64 | 58 | oveq2d 7379 |
. . . . . . . . . . . . . . . . . . . 20
⊢
(((((𝜑 ∧ 𝑘 ∈ (1...(𝐷 − 1))) ∧ 𝑘 ∥ 𝐷) ∧ 𝑙 ∈ ℕ) ∧ (𝑙 · 𝑘) = 𝐷) → ((𝐷 / 𝑘) gcd ((od‘𝐺)‘𝐴)) = ((𝐷 / 𝑘) gcd 𝐷)) |
| 65 | 55, 36, 44 | divcan2d 11931 |
. . . . . . . . . . . . . . . . . . . . . . 23
⊢
(((((𝜑 ∧ 𝑘 ∈ (1...(𝐷 − 1))) ∧ 𝑘 ∥ 𝐷) ∧ 𝑙 ∈ ℕ) ∧ (𝑙 · 𝑘) = 𝐷) → (𝑘 · (𝐷 / 𝑘)) = 𝐷) |
| 66 | 65 | eqcomd 2746 |
. . . . . . . . . . . . . . . . . . . . . 22
⊢
(((((𝜑 ∧ 𝑘 ∈ (1...(𝐷 − 1))) ∧ 𝑘 ∥ 𝐷) ∧ 𝑙 ∈ ℕ) ∧ (𝑙 · 𝑘) = 𝐷) → 𝐷 = (𝑘 · (𝐷 / 𝑘))) |
| 67 | 66 | oveq2d 7379 |
. . . . . . . . . . . . . . . . . . . . 21
⊢
(((((𝜑 ∧ 𝑘 ∈ (1...(𝐷 − 1))) ∧ 𝑘 ∥ 𝐷) ∧ 𝑙 ∈ ℕ) ∧ (𝑙 · 𝑘) = 𝐷) → ((𝐷 / 𝑘) gcd 𝐷) = ((𝐷 / 𝑘) gcd (𝑘 · (𝐷 / 𝑘)))) |
| 68 | 48, 35 | gcdmultipled 16501 |
. . . . . . . . . . . . . . . . . . . . 21
⊢
(((((𝜑 ∧ 𝑘 ∈ (1...(𝐷 − 1))) ∧ 𝑘 ∥ 𝐷) ∧ 𝑙 ∈ ℕ) ∧ (𝑙 · 𝑘) = 𝐷) → ((𝐷 / 𝑘) gcd (𝑘 · (𝐷 / 𝑘))) = (𝐷 / 𝑘)) |
| 69 | 67, 68 | eqtrd 2775 |
. . . . . . . . . . . . . . . . . . . 20
⊢
(((((𝜑 ∧ 𝑘 ∈ (1...(𝐷 − 1))) ∧ 𝑘 ∥ 𝐷) ∧ 𝑙 ∈ ℕ) ∧ (𝑙 · 𝑘) = 𝐷) → ((𝐷 / 𝑘) gcd 𝐷) = (𝐷 / 𝑘)) |
| 70 | 64, 69 | eqtrd 2775 |
. . . . . . . . . . . . . . . . . . 19
⊢
(((((𝜑 ∧ 𝑘 ∈ (1...(𝐷 − 1))) ∧ 𝑘 ∥ 𝐷) ∧ 𝑙 ∈ ℕ) ∧ (𝑙 · 𝑘) = 𝐷) → ((𝐷 / 𝑘) gcd ((od‘𝐺)‘𝐴)) = (𝐷 / 𝑘)) |
| 71 | 70 | oveq1d 7378 |
. . . . . . . . . . . . . . . . . 18
⊢
(((((𝜑 ∧ 𝑘 ∈ (1...(𝐷 − 1))) ∧ 𝑘 ∥ 𝐷) ∧ 𝑙 ∈ ℕ) ∧ (𝑙 · 𝑘) = 𝐷) → (((𝐷 / 𝑘) gcd ((od‘𝐺)‘𝐴)) · ((od‘𝐺)‘((𝐷 / 𝑘) ↑ 𝐴))) = ((𝐷 / 𝑘) · ((od‘𝐺)‘((𝐷 / 𝑘) ↑ 𝐴)))) |
| 72 | 63, 71 | eqtrd 2775 |
. . . . . . . . . . . . . . . . 17
⊢
(((((𝜑 ∧ 𝑘 ∈ (1...(𝐷 − 1))) ∧ 𝑘 ∥ 𝐷) ∧ 𝑙 ∈ ℕ) ∧ (𝑙 · 𝑘) = 𝐷) → 𝐷 = ((𝐷 / 𝑘) · ((od‘𝐺)‘((𝐷 / 𝑘) ↑ 𝐴)))) |
| 73 | 56, 72 | eqtr2d 2776 |
. . . . . . . . . . . . . . . 16
⊢
(((((𝜑 ∧ 𝑘 ∈ (1...(𝐷 − 1))) ∧ 𝑘 ∥ 𝐷) ∧ 𝑙 ∈ ℕ) ∧ (𝑙 · 𝑘) = 𝐷) → ((𝐷 / 𝑘) · ((od‘𝐺)‘((𝐷 / 𝑘) ↑ 𝐴))) = ((𝐷 / 𝑘) · 𝑘)) |
| 74 | 24, 60, 52 | odcld 19525 |
. . . . . . . . . . . . . . . . . 18
⊢
(((((𝜑 ∧ 𝑘 ∈ (1...(𝐷 − 1))) ∧ 𝑘 ∥ 𝐷) ∧ 𝑙 ∈ ℕ) ∧ (𝑙 · 𝑘) = 𝐷) → ((od‘𝐺)‘((𝐷 / 𝑘) ↑ 𝐴)) ∈
ℕ0) |
| 75 | 74 | nn0cnd 12498 |
. . . . . . . . . . . . . . . . 17
⊢
(((((𝜑 ∧ 𝑘 ∈ (1...(𝐷 − 1))) ∧ 𝑘 ∥ 𝐷) ∧ 𝑙 ∈ ℕ) ∧ (𝑙 · 𝑘) = 𝐷) → ((od‘𝐺)‘((𝐷 / 𝑘) ↑ 𝐴)) ∈ ℂ) |
| 76 | 49 | zcnd 12632 |
. . . . . . . . . . . . . . . . 17
⊢
(((((𝜑 ∧ 𝑘 ∈ (1...(𝐷 − 1))) ∧ 𝑘 ∥ 𝐷) ∧ 𝑙 ∈ ℕ) ∧ (𝑙 · 𝑘) = 𝐷) → (𝐷 / 𝑘) ∈ ℂ) |
| 77 | 54 | nnne0d 12225 |
. . . . . . . . . . . . . . . . . 18
⊢
(((((𝜑 ∧ 𝑘 ∈ (1...(𝐷 − 1))) ∧ 𝑘 ∥ 𝐷) ∧ 𝑙 ∈ ℕ) ∧ (𝑙 · 𝑘) = 𝐷) → 𝐷 ≠ 0) |
| 78 | 55, 36, 77, 44 | divne0d 11945 |
. . . . . . . . . . . . . . . . 17
⊢
(((((𝜑 ∧ 𝑘 ∈ (1...(𝐷 − 1))) ∧ 𝑘 ∥ 𝐷) ∧ 𝑙 ∈ ℕ) ∧ (𝑙 · 𝑘) = 𝐷) → (𝐷 / 𝑘) ≠ 0) |
| 79 | 75, 36, 76, 78 | mulcand 11781 |
. . . . . . . . . . . . . . . 16
⊢
(((((𝜑 ∧ 𝑘 ∈ (1...(𝐷 − 1))) ∧ 𝑘 ∥ 𝐷) ∧ 𝑙 ∈ ℕ) ∧ (𝑙 · 𝑘) = 𝐷) → (((𝐷 / 𝑘) · ((od‘𝐺)‘((𝐷 / 𝑘) ↑ 𝐴))) = ((𝐷 / 𝑘) · 𝑘) ↔ ((od‘𝐺)‘((𝐷 / 𝑘) ↑ 𝐴)) = 𝑘)) |
| 80 | 73, 79 | mpbid 233 |
. . . . . . . . . . . . . . 15
⊢
(((((𝜑 ∧ 𝑘 ∈ (1...(𝐷 − 1))) ∧ 𝑘 ∥ 𝐷) ∧ 𝑙 ∈ ℕ) ∧ (𝑙 · 𝑘) = 𝐷) → ((od‘𝐺)‘((𝐷 / 𝑘) ↑ 𝐴)) = 𝑘) |
| 81 | 23, 52, 80 | elrabd 3638 |
. . . . . . . . . . . . . 14
⊢
(((((𝜑 ∧ 𝑘 ∈ (1...(𝐷 − 1))) ∧ 𝑘 ∥ 𝐷) ∧ 𝑙 ∈ ℕ) ∧ (𝑙 · 𝑘) = 𝐷) → ((𝐷 / 𝑘) ↑ 𝐴) ∈ {𝑥 ∈ 𝐵 ∣ ((od‘𝐺)‘𝑥) = 𝑘}) |
| 82 | 81 | ne0d 4277 |
. . . . . . . . . . . . 13
⊢
(((((𝜑 ∧ 𝑘 ∈ (1...(𝐷 − 1))) ∧ 𝑘 ∥ 𝐷) ∧ 𝑙 ∈ ℕ) ∧ (𝑙 · 𝑘) = 𝐷) → {𝑥 ∈ 𝐵 ∣ ((od‘𝐺)‘𝑥) = 𝑘} ≠ ∅) |
| 83 | | nndivides 16229 |
. . . . . . . . . . . . . . . 16
⊢ ((𝑘 ∈ ℕ ∧ 𝐷 ∈ ℕ) → (𝑘 ∥ 𝐷 ↔ ∃𝑙 ∈ ℕ (𝑙 · 𝑘) = 𝐷)) |
| 84 | 42, 53, 83 | syl2anc 590 |
. . . . . . . . . . . . . . 15
⊢ (((𝜑 ∧ 𝑘 ∈ (1...(𝐷 − 1))) ∧ 𝑘 ∥ 𝐷) → (𝑘 ∥ 𝐷 ↔ ∃𝑙 ∈ ℕ (𝑙 · 𝑘) = 𝐷)) |
| 85 | 84 | biimpd 230 |
. . . . . . . . . . . . . 14
⊢ (((𝜑 ∧ 𝑘 ∈ (1...(𝐷 − 1))) ∧ 𝑘 ∥ 𝐷) → (𝑘 ∥ 𝐷 → ∃𝑙 ∈ ℕ (𝑙 · 𝑘) = 𝐷)) |
| 86 | 85 | syldbl2 847 |
. . . . . . . . . . . . 13
⊢ (((𝜑 ∧ 𝑘 ∈ (1...(𝐷 − 1))) ∧ 𝑘 ∥ 𝐷) → ∃𝑙 ∈ ℕ (𝑙 · 𝑘) = 𝐷) |
| 87 | 82, 86 | r19.29a 3148 |
. . . . . . . . . . . 12
⊢ (((𝜑 ∧ 𝑘 ∈ (1...(𝐷 − 1))) ∧ 𝑘 ∥ 𝐷) → {𝑥 ∈ 𝐵 ∣ ((od‘𝐺)‘𝑥) = 𝑘} ≠ ∅) |
| 88 | 22, 87 | syl 17 |
. . . . . . . . . . 11
⊢ ((𝜑 ∧ (𝑘 ∈ (1...(𝐷 − 1)) ∧ 𝑘 ∥ 𝐷)) → {𝑥 ∈ 𝐵 ∣ ((od‘𝐺)‘𝑥) = 𝑘} ≠ ∅) |
| 89 | 88 | ex 413 |
. . . . . . . . . 10
⊢ (𝜑 → ((𝑘 ∈ (1...(𝐷 − 1)) ∧ 𝑘 ∥ 𝐷) → {𝑥 ∈ 𝐵 ∣ ((od‘𝐺)‘𝑥) = 𝑘} ≠ ∅)) |
| 90 | 89 | adantr 481 |
. . . . . . . . 9
⊢ ((𝜑 ∧ 𝑘 ∈ {𝑎 ∈ (1...(𝐷 − 1)) ∣ 𝑎 ∥ 𝐷}) → ((𝑘 ∈ (1...(𝐷 − 1)) ∧ 𝑘 ∥ 𝐷) → {𝑥 ∈ 𝐵 ∣ ((od‘𝐺)‘𝑥) = 𝑘} ≠ ∅)) |
| 91 | 3, 90 | mpd 15 |
. . . . . . . 8
⊢ ((𝜑 ∧ 𝑘 ∈ {𝑎 ∈ (1...(𝐷 − 1)) ∣ 𝑎 ∥ 𝐷}) → {𝑥 ∈ 𝐵 ∣ ((od‘𝐺)‘𝑥) = 𝑘} ≠ ∅) |
| 92 | 17, 91 | jca 516 |
. . . . . . 7
⊢ ((𝜑 ∧ 𝑘 ∈ {𝑎 ∈ (1...(𝐷 − 1)) ∣ 𝑎 ∥ 𝐷}) → (𝑘 ∥ (♯‘𝐵) ∧ {𝑥 ∈ 𝐵 ∣ ((od‘𝐺)‘𝑥) = 𝑘} ≠ ∅)) |
| 93 | 4, 37 | syl 17 |
. . . . . . . . . . . 12
⊢ ((𝜑 ∧ 𝑘 ∈ {𝑎 ∈ (1...(𝐷 − 1)) ∣ 𝑎 ∥ 𝐷}) → 1 ≤ 𝑘) |
| 94 | 5, 93 | jca 516 |
. . . . . . . . . . 11
⊢ ((𝜑 ∧ 𝑘 ∈ {𝑎 ∈ (1...(𝐷 − 1)) ∣ 𝑎 ∥ 𝐷}) → (𝑘 ∈ ℤ ∧ 1 ≤ 𝑘)) |
| 95 | 94, 40 | sylibr 235 |
. . . . . . . . . 10
⊢ ((𝜑 ∧ 𝑘 ∈ {𝑎 ∈ (1...(𝐷 − 1)) ∣ 𝑎 ∥ 𝐷}) → 𝑘 ∈ ℕ) |
| 96 | 95 | nnred 12187 |
. . . . . . . . 9
⊢ ((𝜑 ∧ 𝑘 ∈ {𝑎 ∈ (1...(𝐷 − 1)) ∣ 𝑎 ∥ 𝐷}) → 𝑘 ∈ ℝ) |
| 97 | 7 | nnred 12187 |
. . . . . . . . . 10
⊢ ((𝜑 ∧ 𝑘 ∈ {𝑎 ∈ (1...(𝐷 − 1)) ∣ 𝑎 ∥ 𝐷}) → 𝐷 ∈ ℝ) |
| 98 | | 1red 11143 |
. . . . . . . . . 10
⊢ ((𝜑 ∧ 𝑘 ∈ {𝑎 ∈ (1...(𝐷 − 1)) ∣ 𝑎 ∥ 𝐷}) → 1 ∈ ℝ) |
| 99 | 97, 98 | resubcld 11576 |
. . . . . . . . 9
⊢ ((𝜑 ∧ 𝑘 ∈ {𝑎 ∈ (1...(𝐷 − 1)) ∣ 𝑎 ∥ 𝐷}) → (𝐷 − 1) ∈ ℝ) |
| 100 | | elfzle2 13480 |
. . . . . . . . . 10
⊢ (𝑘 ∈ (1...(𝐷 − 1)) → 𝑘 ≤ (𝐷 − 1)) |
| 101 | 4, 100 | syl 17 |
. . . . . . . . 9
⊢ ((𝜑 ∧ 𝑘 ∈ {𝑎 ∈ (1...(𝐷 − 1)) ∣ 𝑎 ∥ 𝐷}) → 𝑘 ≤ (𝐷 − 1)) |
| 102 | 97 | ltm1d 12086 |
. . . . . . . . 9
⊢ ((𝜑 ∧ 𝑘 ∈ {𝑎 ∈ (1...(𝐷 − 1)) ∣ 𝑎 ∥ 𝐷}) → (𝐷 − 1) < 𝐷) |
| 103 | 96, 99, 97, 101, 102 | lelttrd 11302 |
. . . . . . . 8
⊢ ((𝜑 ∧ 𝑘 ∈ {𝑎 ∈ (1...(𝐷 − 1)) ∣ 𝑎 ∥ 𝐷}) → 𝑘 < 𝐷) |
| 104 | | breq1 5082 |
. . . . . . . . . 10
⊢ (𝑐 = 𝑘 → (𝑐 < 𝐷 ↔ 𝑘 < 𝐷)) |
| 105 | | breq1 5082 |
. . . . . . . . . . . 12
⊢ (𝑐 = 𝑘 → (𝑐 ∥ (♯‘𝐵) ↔ 𝑘 ∥ (♯‘𝐵))) |
| 106 | | eqeq2 2752 |
. . . . . . . . . . . . . 14
⊢ (𝑐 = 𝑘 → (((od‘𝐺)‘𝑥) = 𝑐 ↔ ((od‘𝐺)‘𝑥) = 𝑘)) |
| 107 | 106 | rabbidv 3399 |
. . . . . . . . . . . . 13
⊢ (𝑐 = 𝑘 → {𝑥 ∈ 𝐵 ∣ ((od‘𝐺)‘𝑥) = 𝑐} = {𝑥 ∈ 𝐵 ∣ ((od‘𝐺)‘𝑥) = 𝑘}) |
| 108 | 107 | neeq1d 2994 |
. . . . . . . . . . . 12
⊢ (𝑐 = 𝑘 → ({𝑥 ∈ 𝐵 ∣ ((od‘𝐺)‘𝑥) = 𝑐} ≠ ∅ ↔ {𝑥 ∈ 𝐵 ∣ ((od‘𝐺)‘𝑥) = 𝑘} ≠ ∅)) |
| 109 | 105, 108 | anbi12d 638 |
. . . . . . . . . . 11
⊢ (𝑐 = 𝑘 → ((𝑐 ∥ (♯‘𝐵) ∧ {𝑥 ∈ 𝐵 ∣ ((od‘𝐺)‘𝑥) = 𝑐} ≠ ∅) ↔ (𝑘 ∥ (♯‘𝐵) ∧ {𝑥 ∈ 𝐵 ∣ ((od‘𝐺)‘𝑥) = 𝑘} ≠ ∅))) |
| 110 | 107 | fveq2d 6838 |
. . . . . . . . . . . 12
⊢ (𝑐 = 𝑘 → (♯‘{𝑥 ∈ 𝐵 ∣ ((od‘𝐺)‘𝑥) = 𝑐}) = (♯‘{𝑥 ∈ 𝐵 ∣ ((od‘𝐺)‘𝑥) = 𝑘})) |
| 111 | | fveq2 6834 |
. . . . . . . . . . . 12
⊢ (𝑐 = 𝑘 → (ϕ‘𝑐) = (ϕ‘𝑘)) |
| 112 | 110, 111 | eqeq12d 2756 |
. . . . . . . . . . 11
⊢ (𝑐 = 𝑘 → ((♯‘{𝑥 ∈ 𝐵 ∣ ((od‘𝐺)‘𝑥) = 𝑐}) = (ϕ‘𝑐) ↔ (♯‘{𝑥 ∈ 𝐵 ∣ ((od‘𝐺)‘𝑥) = 𝑘}) = (ϕ‘𝑘))) |
| 113 | 109, 112 | imbi12d 345 |
. . . . . . . . . 10
⊢ (𝑐 = 𝑘 → (((𝑐 ∥ (♯‘𝐵) ∧ {𝑥 ∈ 𝐵 ∣ ((od‘𝐺)‘𝑥) = 𝑐} ≠ ∅) → (♯‘{𝑥 ∈ 𝐵 ∣ ((od‘𝐺)‘𝑥) = 𝑐}) = (ϕ‘𝑐)) ↔ ((𝑘 ∥ (♯‘𝐵) ∧ {𝑥 ∈ 𝐵 ∣ ((od‘𝐺)‘𝑥) = 𝑘} ≠ ∅) → (♯‘{𝑥 ∈ 𝐵 ∣ ((od‘𝐺)‘𝑥) = 𝑘}) = (ϕ‘𝑘)))) |
| 114 | 104, 113 | imbi12d 345 |
. . . . . . . . 9
⊢ (𝑐 = 𝑘 → ((𝑐 < 𝐷 → ((𝑐 ∥ (♯‘𝐵) ∧ {𝑥 ∈ 𝐵 ∣ ((od‘𝐺)‘𝑥) = 𝑐} ≠ ∅) → (♯‘{𝑥 ∈ 𝐵 ∣ ((od‘𝐺)‘𝑥) = 𝑐}) = (ϕ‘𝑐))) ↔ (𝑘 < 𝐷 → ((𝑘 ∥ (♯‘𝐵) ∧ {𝑥 ∈ 𝐵 ∣ ((od‘𝐺)‘𝑥) = 𝑘} ≠ ∅) → (♯‘{𝑥 ∈ 𝐵 ∣ ((od‘𝐺)‘𝑥) = 𝑘}) = (ϕ‘𝑘))))) |
| 115 | | unitscyglem2.5 |
. . . . . . . . . 10
⊢ (𝜑 → ∀𝑐 ∈ ℕ (𝑐 < 𝐷 → ((𝑐 ∥ (♯‘𝐵) ∧ {𝑥 ∈ 𝐵 ∣ ((od‘𝐺)‘𝑥) = 𝑐} ≠ ∅) → (♯‘{𝑥 ∈ 𝐵 ∣ ((od‘𝐺)‘𝑥) = 𝑐}) = (ϕ‘𝑐)))) |
| 116 | 115 | adantr 481 |
. . . . . . . . 9
⊢ ((𝜑 ∧ 𝑘 ∈ {𝑎 ∈ (1...(𝐷 − 1)) ∣ 𝑎 ∥ 𝐷}) → ∀𝑐 ∈ ℕ (𝑐 < 𝐷 → ((𝑐 ∥ (♯‘𝐵) ∧ {𝑥 ∈ 𝐵 ∣ ((od‘𝐺)‘𝑥) = 𝑐} ≠ ∅) → (♯‘{𝑥 ∈ 𝐵 ∣ ((od‘𝐺)‘𝑥) = 𝑐}) = (ϕ‘𝑐)))) |
| 117 | 114, 116,
95 | rspcdva 3568 |
. . . . . . . 8
⊢ ((𝜑 ∧ 𝑘 ∈ {𝑎 ∈ (1...(𝐷 − 1)) ∣ 𝑎 ∥ 𝐷}) → (𝑘 < 𝐷 → ((𝑘 ∥ (♯‘𝐵) ∧ {𝑥 ∈ 𝐵 ∣ ((od‘𝐺)‘𝑥) = 𝑘} ≠ ∅) → (♯‘{𝑥 ∈ 𝐵 ∣ ((od‘𝐺)‘𝑥) = 𝑘}) = (ϕ‘𝑘)))) |
| 118 | 103, 117 | mpd 15 |
. . . . . . 7
⊢ ((𝜑 ∧ 𝑘 ∈ {𝑎 ∈ (1...(𝐷 − 1)) ∣ 𝑎 ∥ 𝐷}) → ((𝑘 ∥ (♯‘𝐵) ∧ {𝑥 ∈ 𝐵 ∣ ((od‘𝐺)‘𝑥) = 𝑘} ≠ ∅) → (♯‘{𝑥 ∈ 𝐵 ∣ ((od‘𝐺)‘𝑥) = 𝑘}) = (ϕ‘𝑘))) |
| 119 | 92, 118 | mpd 15 |
. . . . . 6
⊢ ((𝜑 ∧ 𝑘 ∈ {𝑎 ∈ (1...(𝐷 − 1)) ∣ 𝑎 ∥ 𝐷}) → (♯‘{𝑥 ∈ 𝐵 ∣ ((od‘𝐺)‘𝑥) = 𝑘}) = (ϕ‘𝑘)) |
| 120 | 119 | sumeq2dv 15662 |
. . . . 5
⊢ (𝜑 → Σ𝑘 ∈ {𝑎 ∈ (1...(𝐷 − 1)) ∣ 𝑎 ∥ 𝐷} (♯‘{𝑥 ∈ 𝐵 ∣ ((od‘𝐺)‘𝑥) = 𝑘}) = Σ𝑘 ∈ {𝑎 ∈ (1...(𝐷 − 1)) ∣ 𝑎 ∥ 𝐷} (ϕ‘𝑘)) |
| 121 | 120 | eqcomd 2746 |
. . . 4
⊢ (𝜑 → Σ𝑘 ∈ {𝑎 ∈ (1...(𝐷 − 1)) ∣ 𝑎 ∥ 𝐷} (ϕ‘𝑘) = Σ𝑘 ∈ {𝑎 ∈ (1...(𝐷 − 1)) ∣ 𝑎 ∥ 𝐷} (♯‘{𝑥 ∈ 𝐵 ∣ ((od‘𝐺)‘𝑥) = 𝑘})) |
| 122 | 121 | oveq1d 7378 |
. . 3
⊢ (𝜑 → (Σ𝑘 ∈ {𝑎 ∈ (1...(𝐷 − 1)) ∣ 𝑎 ∥ 𝐷} (ϕ‘𝑘) + (♯‘{𝑥 ∈ 𝐵 ∣ ((od‘𝐺)‘𝑥) = 𝐷})) = (Σ𝑘 ∈ {𝑎 ∈ (1...(𝐷 − 1)) ∣ 𝑎 ∥ 𝐷} (♯‘{𝑥 ∈ 𝐵 ∣ ((od‘𝐺)‘𝑥) = 𝑘}) + (♯‘{𝑥 ∈ 𝐵 ∣ ((od‘𝐺)‘𝑥) = 𝐷}))) |
| 123 | | elun 4090 |
. . . . . . . . . . . 12
⊢ (𝑦 ∈ ({𝑎 ∈ (1...(𝐷 − 1)) ∣ 𝑎 ∥ 𝐷} ∪ {𝐷}) ↔ (𝑦 ∈ {𝑎 ∈ (1...(𝐷 − 1)) ∣ 𝑎 ∥ 𝐷} ∨ 𝑦 ∈ {𝐷})) |
| 124 | 123 | bilani 505 |
. . . . . . . . . . 11
⊢ ((𝜑 ∧ 𝑦 ∈ ({𝑎 ∈ (1...(𝐷 − 1)) ∣ 𝑎 ∥ 𝐷} ∪ {𝐷})) → (𝑦 ∈ {𝑎 ∈ (1...(𝐷 − 1)) ∣ 𝑎 ∥ 𝐷} ∨ 𝑦 ∈ {𝐷})) |
| 125 | | 1zzd 12556 |
. . . . . . . . . . . . . . . . . 18
⊢ ((𝜑 ∧ (𝑎 ∈ (1...(𝐷 − 1)) ∧ 𝑎 ∥ 𝐷)) → 1 ∈ ℤ) |
| 126 | 6 | adantr 481 |
. . . . . . . . . . . . . . . . . . 19
⊢ ((𝜑 ∧ (𝑎 ∈ (1...(𝐷 − 1)) ∧ 𝑎 ∥ 𝐷)) → 𝐷 ∈ ℕ) |
| 127 | 126 | nnzd 12548 |
. . . . . . . . . . . . . . . . . 18
⊢ ((𝜑 ∧ (𝑎 ∈ (1...(𝐷 − 1)) ∧ 𝑎 ∥ 𝐷)) → 𝐷 ∈ ℤ) |
| 128 | | elfzelz 13476 |
. . . . . . . . . . . . . . . . . . . 20
⊢ (𝑎 ∈ (1...(𝐷 − 1)) → 𝑎 ∈ ℤ) |
| 129 | 128 | adantr 481 |
. . . . . . . . . . . . . . . . . . 19
⊢ ((𝑎 ∈ (1...(𝐷 − 1)) ∧ 𝑎 ∥ 𝐷) → 𝑎 ∈ ℤ) |
| 130 | 129 | adantl 482 |
. . . . . . . . . . . . . . . . . 18
⊢ ((𝜑 ∧ (𝑎 ∈ (1...(𝐷 − 1)) ∧ 𝑎 ∥ 𝐷)) → 𝑎 ∈ ℤ) |
| 131 | | elfzle1 13479 |
. . . . . . . . . . . . . . . . . . . 20
⊢ (𝑎 ∈ (1...(𝐷 − 1)) → 1 ≤ 𝑎) |
| 132 | 131 | adantr 481 |
. . . . . . . . . . . . . . . . . . 19
⊢ ((𝑎 ∈ (1...(𝐷 − 1)) ∧ 𝑎 ∥ 𝐷) → 1 ≤ 𝑎) |
| 133 | 132 | adantl 482 |
. . . . . . . . . . . . . . . . . 18
⊢ ((𝜑 ∧ (𝑎 ∈ (1...(𝐷 − 1)) ∧ 𝑎 ∥ 𝐷)) → 1 ≤ 𝑎) |
| 134 | 130 | zred 12631 |
. . . . . . . . . . . . . . . . . . 19
⊢ ((𝜑 ∧ (𝑎 ∈ (1...(𝐷 − 1)) ∧ 𝑎 ∥ 𝐷)) → 𝑎 ∈ ℝ) |
| 135 | 126 | nnred 12187 |
. . . . . . . . . . . . . . . . . . 19
⊢ ((𝜑 ∧ (𝑎 ∈ (1...(𝐷 − 1)) ∧ 𝑎 ∥ 𝐷)) → 𝐷 ∈ ℝ) |
| 136 | | 1red 11143 |
. . . . . . . . . . . . . . . . . . . . 21
⊢ ((𝜑 ∧ (𝑎 ∈ (1...(𝐷 − 1)) ∧ 𝑎 ∥ 𝐷)) → 1 ∈ ℝ) |
| 137 | 135, 136 | resubcld 11576 |
. . . . . . . . . . . . . . . . . . . 20
⊢ ((𝜑 ∧ (𝑎 ∈ (1...(𝐷 − 1)) ∧ 𝑎 ∥ 𝐷)) → (𝐷 − 1) ∈ ℝ) |
| 138 | | elfzle2 13480 |
. . . . . . . . . . . . . . . . . . . . . 22
⊢ (𝑎 ∈ (1...(𝐷 − 1)) → 𝑎 ≤ (𝐷 − 1)) |
| 139 | 138 | adantr 481 |
. . . . . . . . . . . . . . . . . . . . 21
⊢ ((𝑎 ∈ (1...(𝐷 − 1)) ∧ 𝑎 ∥ 𝐷) → 𝑎 ≤ (𝐷 − 1)) |
| 140 | 139 | adantl 482 |
. . . . . . . . . . . . . . . . . . . 20
⊢ ((𝜑 ∧ (𝑎 ∈ (1...(𝐷 − 1)) ∧ 𝑎 ∥ 𝐷)) → 𝑎 ≤ (𝐷 − 1)) |
| 141 | 135 | ltm1d 12086 |
. . . . . . . . . . . . . . . . . . . 20
⊢ ((𝜑 ∧ (𝑎 ∈ (1...(𝐷 − 1)) ∧ 𝑎 ∥ 𝐷)) → (𝐷 − 1) < 𝐷) |
| 142 | 134, 137,
135, 140, 141 | lelttrd 11302 |
. . . . . . . . . . . . . . . . . . 19
⊢ ((𝜑 ∧ (𝑎 ∈ (1...(𝐷 − 1)) ∧ 𝑎 ∥ 𝐷)) → 𝑎 < 𝐷) |
| 143 | 134, 135,
142 | ltled 11292 |
. . . . . . . . . . . . . . . . . 18
⊢ ((𝜑 ∧ (𝑎 ∈ (1...(𝐷 − 1)) ∧ 𝑎 ∥ 𝐷)) → 𝑎 ≤ 𝐷) |
| 144 | 125, 127,
130, 133, 143 | elfzd 13467 |
. . . . . . . . . . . . . . . . 17
⊢ ((𝜑 ∧ (𝑎 ∈ (1...(𝐷 − 1)) ∧ 𝑎 ∥ 𝐷)) → 𝑎 ∈ (1...𝐷)) |
| 145 | 144 | rabss3d 4019 |
. . . . . . . . . . . . . . . 16
⊢ (𝜑 → {𝑎 ∈ (1...(𝐷 − 1)) ∣ 𝑎 ∥ 𝐷} ⊆ {𝑎 ∈ (1...𝐷) ∣ 𝑎 ∥ 𝐷}) |
| 146 | 145 | sseld 3921 |
. . . . . . . . . . . . . . 15
⊢ (𝜑 → (𝑦 ∈ {𝑎 ∈ (1...(𝐷 − 1)) ∣ 𝑎 ∥ 𝐷} → 𝑦 ∈ {𝑎 ∈ (1...𝐷) ∣ 𝑎 ∥ 𝐷})) |
| 147 | 146 | imp 407 |
. . . . . . . . . . . . . 14
⊢ ((𝜑 ∧ 𝑦 ∈ {𝑎 ∈ (1...(𝐷 − 1)) ∣ 𝑎 ∥ 𝐷}) → 𝑦 ∈ {𝑎 ∈ (1...𝐷) ∣ 𝑎 ∥ 𝐷}) |
| 148 | | elsni 4579 |
. . . . . . . . . . . . . . . 16
⊢ (𝑦 ∈ {𝐷} → 𝑦 = 𝐷) |
| 149 | 148 | adantl 482 |
. . . . . . . . . . . . . . 15
⊢ ((𝜑 ∧ 𝑦 ∈ {𝐷}) → 𝑦 = 𝐷) |
| 150 | | simpr 485 |
. . . . . . . . . . . . . . . . . 18
⊢ ((𝜑 ∧ 𝑦 = 𝐷) → 𝑦 = 𝐷) |
| 151 | | breq1 5082 |
. . . . . . . . . . . . . . . . . . . 20
⊢ (𝑎 = 𝐷 → (𝑎 ∥ 𝐷 ↔ 𝐷 ∥ 𝐷)) |
| 152 | | 1zzd 12556 |
. . . . . . . . . . . . . . . . . . . . 21
⊢ (𝜑 → 1 ∈
ℤ) |
| 153 | 6 | nnzd 12548 |
. . . . . . . . . . . . . . . . . . . . 21
⊢ (𝜑 → 𝐷 ∈ ℤ) |
| 154 | 6 | nnge1d 12223 |
. . . . . . . . . . . . . . . . . . . . 21
⊢ (𝜑 → 1 ≤ 𝐷) |
| 155 | 6 | nnred 12187 |
. . . . . . . . . . . . . . . . . . . . . 22
⊢ (𝜑 → 𝐷 ∈ ℝ) |
| 156 | 155 | leidd 11714 |
. . . . . . . . . . . . . . . . . . . . 21
⊢ (𝜑 → 𝐷 ≤ 𝐷) |
| 157 | 152, 153,
153, 154, 156 | elfzd 13467 |
. . . . . . . . . . . . . . . . . . . 20
⊢ (𝜑 → 𝐷 ∈ (1...𝐷)) |
| 158 | | iddvds 16236 |
. . . . . . . . . . . . . . . . . . . . 21
⊢ (𝐷 ∈ ℤ → 𝐷 ∥ 𝐷) |
| 159 | 153, 158 | syl 17 |
. . . . . . . . . . . . . . . . . . . 20
⊢ (𝜑 → 𝐷 ∥ 𝐷) |
| 160 | 151, 157,
159 | elrabd 3638 |
. . . . . . . . . . . . . . . . . . 19
⊢ (𝜑 → 𝐷 ∈ {𝑎 ∈ (1...𝐷) ∣ 𝑎 ∥ 𝐷}) |
| 161 | 160 | adantr 481 |
. . . . . . . . . . . . . . . . . 18
⊢ ((𝜑 ∧ 𝑦 = 𝐷) → 𝐷 ∈ {𝑎 ∈ (1...𝐷) ∣ 𝑎 ∥ 𝐷}) |
| 162 | 150, 161 | eqeltrd 2840 |
. . . . . . . . . . . . . . . . 17
⊢ ((𝜑 ∧ 𝑦 = 𝐷) → 𝑦 ∈ {𝑎 ∈ (1...𝐷) ∣ 𝑎 ∥ 𝐷}) |
| 163 | 162 | ex 413 |
. . . . . . . . . . . . . . . 16
⊢ (𝜑 → (𝑦 = 𝐷 → 𝑦 ∈ {𝑎 ∈ (1...𝐷) ∣ 𝑎 ∥ 𝐷})) |
| 164 | 163 | adantr 481 |
. . . . . . . . . . . . . . 15
⊢ ((𝜑 ∧ 𝑦 ∈ {𝐷}) → (𝑦 = 𝐷 → 𝑦 ∈ {𝑎 ∈ (1...𝐷) ∣ 𝑎 ∥ 𝐷})) |
| 165 | 149, 164 | mpd 15 |
. . . . . . . . . . . . . 14
⊢ ((𝜑 ∧ 𝑦 ∈ {𝐷}) → 𝑦 ∈ {𝑎 ∈ (1...𝐷) ∣ 𝑎 ∥ 𝐷}) |
| 166 | 147, 165 | jaodan 965 |
. . . . . . . . . . . . 13
⊢ ((𝜑 ∧ (𝑦 ∈ {𝑎 ∈ (1...(𝐷 − 1)) ∣ 𝑎 ∥ 𝐷} ∨ 𝑦 ∈ {𝐷})) → 𝑦 ∈ {𝑎 ∈ (1...𝐷) ∣ 𝑎 ∥ 𝐷}) |
| 167 | 166 | ex 413 |
. . . . . . . . . . . 12
⊢ (𝜑 → ((𝑦 ∈ {𝑎 ∈ (1...(𝐷 − 1)) ∣ 𝑎 ∥ 𝐷} ∨ 𝑦 ∈ {𝐷}) → 𝑦 ∈ {𝑎 ∈ (1...𝐷) ∣ 𝑎 ∥ 𝐷})) |
| 168 | 167 | adantr 481 |
. . . . . . . . . . 11
⊢ ((𝜑 ∧ 𝑦 ∈ ({𝑎 ∈ (1...(𝐷 − 1)) ∣ 𝑎 ∥ 𝐷} ∪ {𝐷})) → ((𝑦 ∈ {𝑎 ∈ (1...(𝐷 − 1)) ∣ 𝑎 ∥ 𝐷} ∨ 𝑦 ∈ {𝐷}) → 𝑦 ∈ {𝑎 ∈ (1...𝐷) ∣ 𝑎 ∥ 𝐷})) |
| 169 | 124, 168 | mpd 15 |
. . . . . . . . . 10
⊢ ((𝜑 ∧ 𝑦 ∈ ({𝑎 ∈ (1...(𝐷 − 1)) ∣ 𝑎 ∥ 𝐷} ∪ {𝐷})) → 𝑦 ∈ {𝑎 ∈ (1...𝐷) ∣ 𝑎 ∥ 𝐷}) |
| 170 | 169 | ex 413 |
. . . . . . . . 9
⊢ (𝜑 → (𝑦 ∈ ({𝑎 ∈ (1...(𝐷 − 1)) ∣ 𝑎 ∥ 𝐷} ∪ {𝐷}) → 𝑦 ∈ {𝑎 ∈ (1...𝐷) ∣ 𝑎 ∥ 𝐷})) |
| 171 | | simpr 485 |
. . . . . . . . . . . . . 14
⊢ (((𝜑 ∧ 𝑦 ∈ {𝑎 ∈ (1...𝐷) ∣ 𝑎 ∥ 𝐷}) ∧ 𝑦 = 𝐷) → 𝑦 = 𝐷) |
| 172 | | eqidd 2741 |
. . . . . . . . . . . . . . 15
⊢ (((𝜑 ∧ 𝑦 ∈ {𝑎 ∈ (1...𝐷) ∣ 𝑎 ∥ 𝐷}) ∧ 𝑦 = 𝐷) → 𝐷 = 𝐷) |
| 173 | 6 | ad2antrr 732 |
. . . . . . . . . . . . . . . 16
⊢ (((𝜑 ∧ 𝑦 ∈ {𝑎 ∈ (1...𝐷) ∣ 𝑎 ∥ 𝐷}) ∧ 𝑦 = 𝐷) → 𝐷 ∈ ℕ) |
| 174 | | elsng 4576 |
. . . . . . . . . . . . . . . 16
⊢ (𝐷 ∈ ℕ → (𝐷 ∈ {𝐷} ↔ 𝐷 = 𝐷)) |
| 175 | 173, 174 | syl 17 |
. . . . . . . . . . . . . . 15
⊢ (((𝜑 ∧ 𝑦 ∈ {𝑎 ∈ (1...𝐷) ∣ 𝑎 ∥ 𝐷}) ∧ 𝑦 = 𝐷) → (𝐷 ∈ {𝐷} ↔ 𝐷 = 𝐷)) |
| 176 | 172, 175 | mpbird 258 |
. . . . . . . . . . . . . 14
⊢ (((𝜑 ∧ 𝑦 ∈ {𝑎 ∈ (1...𝐷) ∣ 𝑎 ∥ 𝐷}) ∧ 𝑦 = 𝐷) → 𝐷 ∈ {𝐷}) |
| 177 | 171, 176 | eqeltrd 2840 |
. . . . . . . . . . . . 13
⊢ (((𝜑 ∧ 𝑦 ∈ {𝑎 ∈ (1...𝐷) ∣ 𝑎 ∥ 𝐷}) ∧ 𝑦 = 𝐷) → 𝑦 ∈ {𝐷}) |
| 178 | 177 | olcd 880 |
. . . . . . . . . . . 12
⊢ (((𝜑 ∧ 𝑦 ∈ {𝑎 ∈ (1...𝐷) ∣ 𝑎 ∥ 𝐷}) ∧ 𝑦 = 𝐷) → (𝑦 ∈ {𝑎 ∈ (1...(𝐷 − 1)) ∣ 𝑎 ∥ 𝐷} ∨ 𝑦 ∈ {𝐷})) |
| 179 | | breq1 5082 |
. . . . . . . . . . . . . . . . 17
⊢ (𝑎 = 𝑦 → (𝑎 ∥ 𝐷 ↔ 𝑦 ∥ 𝐷)) |
| 180 | 179 | elrab 3636 |
. . . . . . . . . . . . . . . 16
⊢ (𝑦 ∈ {𝑎 ∈ (1...𝐷) ∣ 𝑎 ∥ 𝐷} ↔ (𝑦 ∈ (1...𝐷) ∧ 𝑦 ∥ 𝐷)) |
| 181 | 180 | bilani 505 |
. . . . . . . . . . . . . . 15
⊢ ((𝜑 ∧ 𝑦 ∈ {𝑎 ∈ (1...𝐷) ∣ 𝑎 ∥ 𝐷}) → (𝑦 ∈ (1...𝐷) ∧ 𝑦 ∥ 𝐷)) |
| 182 | 181 | adantr 481 |
. . . . . . . . . . . . . 14
⊢ (((𝜑 ∧ 𝑦 ∈ {𝑎 ∈ (1...𝐷) ∣ 𝑎 ∥ 𝐷}) ∧ ¬ 𝑦 = 𝐷) → (𝑦 ∈ (1...𝐷) ∧ 𝑦 ∥ 𝐷)) |
| 183 | | 1zzd 12556 |
. . . . . . . . . . . . . . . . 17
⊢ ((((𝜑 ∧ 𝑦 ∈ {𝑎 ∈ (1...𝐷) ∣ 𝑎 ∥ 𝐷}) ∧ ¬ 𝑦 = 𝐷) ∧ (𝑦 ∈ (1...𝐷) ∧ 𝑦 ∥ 𝐷)) → 1 ∈ ℤ) |
| 184 | 153 | ad3antrrr 736 |
. . . . . . . . . . . . . . . . . 18
⊢ ((((𝜑 ∧ 𝑦 ∈ {𝑎 ∈ (1...𝐷) ∣ 𝑎 ∥ 𝐷}) ∧ ¬ 𝑦 = 𝐷) ∧ (𝑦 ∈ (1...𝐷) ∧ 𝑦 ∥ 𝐷)) → 𝐷 ∈ ℤ) |
| 185 | 184, 183 | zsubcld 12636 |
. . . . . . . . . . . . . . . . 17
⊢ ((((𝜑 ∧ 𝑦 ∈ {𝑎 ∈ (1...𝐷) ∣ 𝑎 ∥ 𝐷}) ∧ ¬ 𝑦 = 𝐷) ∧ (𝑦 ∈ (1...𝐷) ∧ 𝑦 ∥ 𝐷)) → (𝐷 − 1) ∈ ℤ) |
| 186 | | elfzelz 13476 |
. . . . . . . . . . . . . . . . . . 19
⊢ (𝑦 ∈ (1...𝐷) → 𝑦 ∈ ℤ) |
| 187 | 186 | adantr 481 |
. . . . . . . . . . . . . . . . . 18
⊢ ((𝑦 ∈ (1...𝐷) ∧ 𝑦 ∥ 𝐷) → 𝑦 ∈ ℤ) |
| 188 | 187 | adantl 482 |
. . . . . . . . . . . . . . . . 17
⊢ ((((𝜑 ∧ 𝑦 ∈ {𝑎 ∈ (1...𝐷) ∣ 𝑎 ∥ 𝐷}) ∧ ¬ 𝑦 = 𝐷) ∧ (𝑦 ∈ (1...𝐷) ∧ 𝑦 ∥ 𝐷)) → 𝑦 ∈ ℤ) |
| 189 | | elfzle1 13479 |
. . . . . . . . . . . . . . . . . . 19
⊢ (𝑦 ∈ (1...𝐷) → 1 ≤ 𝑦) |
| 190 | 189 | adantr 481 |
. . . . . . . . . . . . . . . . . 18
⊢ ((𝑦 ∈ (1...𝐷) ∧ 𝑦 ∥ 𝐷) → 1 ≤ 𝑦) |
| 191 | 190 | adantl 482 |
. . . . . . . . . . . . . . . . 17
⊢ ((((𝜑 ∧ 𝑦 ∈ {𝑎 ∈ (1...𝐷) ∣ 𝑎 ∥ 𝐷}) ∧ ¬ 𝑦 = 𝐷) ∧ (𝑦 ∈ (1...𝐷) ∧ 𝑦 ∥ 𝐷)) → 1 ≤ 𝑦) |
| 192 | | elfzle2 13480 |
. . . . . . . . . . . . . . . . . . . . . 22
⊢ (𝑦 ∈ (1...𝐷) → 𝑦 ≤ 𝐷) |
| 193 | 192 | adantr 481 |
. . . . . . . . . . . . . . . . . . . . 21
⊢ ((𝑦 ∈ (1...𝐷) ∧ 𝑦 ∥ 𝐷) → 𝑦 ≤ 𝐷) |
| 194 | 193 | adantl 482 |
. . . . . . . . . . . . . . . . . . . 20
⊢ ((((𝜑 ∧ 𝑦 ∈ {𝑎 ∈ (1...𝐷) ∣ 𝑎 ∥ 𝐷}) ∧ ¬ 𝑦 = 𝐷) ∧ (𝑦 ∈ (1...𝐷) ∧ 𝑦 ∥ 𝐷)) → 𝑦 ≤ 𝐷) |
| 195 | | neqne 2943 |
. . . . . . . . . . . . . . . . . . . . . . 23
⊢ (¬
𝑦 = 𝐷 → 𝑦 ≠ 𝐷) |
| 196 | 195 | adantl 482 |
. . . . . . . . . . . . . . . . . . . . . 22
⊢ (((𝜑 ∧ 𝑦 ∈ {𝑎 ∈ (1...𝐷) ∣ 𝑎 ∥ 𝐷}) ∧ ¬ 𝑦 = 𝐷) → 𝑦 ≠ 𝐷) |
| 197 | 196 | necomd 2990 |
. . . . . . . . . . . . . . . . . . . . 21
⊢ (((𝜑 ∧ 𝑦 ∈ {𝑎 ∈ (1...𝐷) ∣ 𝑎 ∥ 𝐷}) ∧ ¬ 𝑦 = 𝐷) → 𝐷 ≠ 𝑦) |
| 198 | 197 | adantr 481 |
. . . . . . . . . . . . . . . . . . . 20
⊢ ((((𝜑 ∧ 𝑦 ∈ {𝑎 ∈ (1...𝐷) ∣ 𝑎 ∥ 𝐷}) ∧ ¬ 𝑦 = 𝐷) ∧ (𝑦 ∈ (1...𝐷) ∧ 𝑦 ∥ 𝐷)) → 𝐷 ≠ 𝑦) |
| 199 | 194, 198 | jca 516 |
. . . . . . . . . . . . . . . . . . 19
⊢ ((((𝜑 ∧ 𝑦 ∈ {𝑎 ∈ (1...𝐷) ∣ 𝑎 ∥ 𝐷}) ∧ ¬ 𝑦 = 𝐷) ∧ (𝑦 ∈ (1...𝐷) ∧ 𝑦 ∥ 𝐷)) → (𝑦 ≤ 𝐷 ∧ 𝐷 ≠ 𝑦)) |
| 200 | 188 | zred 12631 |
. . . . . . . . . . . . . . . . . . . 20
⊢ ((((𝜑 ∧ 𝑦 ∈ {𝑎 ∈ (1...𝐷) ∣ 𝑎 ∥ 𝐷}) ∧ ¬ 𝑦 = 𝐷) ∧ (𝑦 ∈ (1...𝐷) ∧ 𝑦 ∥ 𝐷)) → 𝑦 ∈ ℝ) |
| 201 | 155 | ad3antrrr 736 |
. . . . . . . . . . . . . . . . . . . 20
⊢ ((((𝜑 ∧ 𝑦 ∈ {𝑎 ∈ (1...𝐷) ∣ 𝑎 ∥ 𝐷}) ∧ ¬ 𝑦 = 𝐷) ∧ (𝑦 ∈ (1...𝐷) ∧ 𝑦 ∥ 𝐷)) → 𝐷 ∈ ℝ) |
| 202 | 200, 201 | ltlend 11289 |
. . . . . . . . . . . . . . . . . . 19
⊢ ((((𝜑 ∧ 𝑦 ∈ {𝑎 ∈ (1...𝐷) ∣ 𝑎 ∥ 𝐷}) ∧ ¬ 𝑦 = 𝐷) ∧ (𝑦 ∈ (1...𝐷) ∧ 𝑦 ∥ 𝐷)) → (𝑦 < 𝐷 ↔ (𝑦 ≤ 𝐷 ∧ 𝐷 ≠ 𝑦))) |
| 203 | 199, 202 | mpbird 258 |
. . . . . . . . . . . . . . . . . 18
⊢ ((((𝜑 ∧ 𝑦 ∈ {𝑎 ∈ (1...𝐷) ∣ 𝑎 ∥ 𝐷}) ∧ ¬ 𝑦 = 𝐷) ∧ (𝑦 ∈ (1...𝐷) ∧ 𝑦 ∥ 𝐷)) → 𝑦 < 𝐷) |
| 204 | 6 | ad3antrrr 736 |
. . . . . . . . . . . . . . . . . . . 20
⊢ ((((𝜑 ∧ 𝑦 ∈ {𝑎 ∈ (1...𝐷) ∣ 𝑎 ∥ 𝐷}) ∧ ¬ 𝑦 = 𝐷) ∧ (𝑦 ∈ (1...𝐷) ∧ 𝑦 ∥ 𝐷)) → 𝐷 ∈ ℕ) |
| 205 | 204 | nnzd 12548 |
. . . . . . . . . . . . . . . . . . 19
⊢ ((((𝜑 ∧ 𝑦 ∈ {𝑎 ∈ (1...𝐷) ∣ 𝑎 ∥ 𝐷}) ∧ ¬ 𝑦 = 𝐷) ∧ (𝑦 ∈ (1...𝐷) ∧ 𝑦 ∥ 𝐷)) → 𝐷 ∈ ℤ) |
| 206 | 188, 205 | zltlem1d 12579 |
. . . . . . . . . . . . . . . . . 18
⊢ ((((𝜑 ∧ 𝑦 ∈ {𝑎 ∈ (1...𝐷) ∣ 𝑎 ∥ 𝐷}) ∧ ¬ 𝑦 = 𝐷) ∧ (𝑦 ∈ (1...𝐷) ∧ 𝑦 ∥ 𝐷)) → (𝑦 < 𝐷 ↔ 𝑦 ≤ (𝐷 − 1))) |
| 207 | 203, 206 | mpbid 233 |
. . . . . . . . . . . . . . . . 17
⊢ ((((𝜑 ∧ 𝑦 ∈ {𝑎 ∈ (1...𝐷) ∣ 𝑎 ∥ 𝐷}) ∧ ¬ 𝑦 = 𝐷) ∧ (𝑦 ∈ (1...𝐷) ∧ 𝑦 ∥ 𝐷)) → 𝑦 ≤ (𝐷 − 1)) |
| 208 | 183, 185,
188, 191, 207 | elfzd 13467 |
. . . . . . . . . . . . . . . 16
⊢ ((((𝜑 ∧ 𝑦 ∈ {𝑎 ∈ (1...𝐷) ∣ 𝑎 ∥ 𝐷}) ∧ ¬ 𝑦 = 𝐷) ∧ (𝑦 ∈ (1...𝐷) ∧ 𝑦 ∥ 𝐷)) → 𝑦 ∈ (1...(𝐷 − 1))) |
| 209 | | simprr 778 |
. . . . . . . . . . . . . . . 16
⊢ ((((𝜑 ∧ 𝑦 ∈ {𝑎 ∈ (1...𝐷) ∣ 𝑎 ∥ 𝐷}) ∧ ¬ 𝑦 = 𝐷) ∧ (𝑦 ∈ (1...𝐷) ∧ 𝑦 ∥ 𝐷)) → 𝑦 ∥ 𝐷) |
| 210 | 179, 208,
209 | elrabd 3638 |
. . . . . . . . . . . . . . 15
⊢ ((((𝜑 ∧ 𝑦 ∈ {𝑎 ∈ (1...𝐷) ∣ 𝑎 ∥ 𝐷}) ∧ ¬ 𝑦 = 𝐷) ∧ (𝑦 ∈ (1...𝐷) ∧ 𝑦 ∥ 𝐷)) → 𝑦 ∈ {𝑎 ∈ (1...(𝐷 − 1)) ∣ 𝑎 ∥ 𝐷}) |
| 211 | 210 | ex 413 |
. . . . . . . . . . . . . 14
⊢ (((𝜑 ∧ 𝑦 ∈ {𝑎 ∈ (1...𝐷) ∣ 𝑎 ∥ 𝐷}) ∧ ¬ 𝑦 = 𝐷) → ((𝑦 ∈ (1...𝐷) ∧ 𝑦 ∥ 𝐷) → 𝑦 ∈ {𝑎 ∈ (1...(𝐷 − 1)) ∣ 𝑎 ∥ 𝐷})) |
| 212 | 182, 211 | mpd 15 |
. . . . . . . . . . . . 13
⊢ (((𝜑 ∧ 𝑦 ∈ {𝑎 ∈ (1...𝐷) ∣ 𝑎 ∥ 𝐷}) ∧ ¬ 𝑦 = 𝐷) → 𝑦 ∈ {𝑎 ∈ (1...(𝐷 − 1)) ∣ 𝑎 ∥ 𝐷}) |
| 213 | 212 | orcd 879 |
. . . . . . . . . . . 12
⊢ (((𝜑 ∧ 𝑦 ∈ {𝑎 ∈ (1...𝐷) ∣ 𝑎 ∥ 𝐷}) ∧ ¬ 𝑦 = 𝐷) → (𝑦 ∈ {𝑎 ∈ (1...(𝐷 − 1)) ∣ 𝑎 ∥ 𝐷} ∨ 𝑦 ∈ {𝐷})) |
| 214 | 178, 213 | pm2.61dan 818 |
. . . . . . . . . . 11
⊢ ((𝜑 ∧ 𝑦 ∈ {𝑎 ∈ (1...𝐷) ∣ 𝑎 ∥ 𝐷}) → (𝑦 ∈ {𝑎 ∈ (1...(𝐷 − 1)) ∣ 𝑎 ∥ 𝐷} ∨ 𝑦 ∈ {𝐷})) |
| 215 | 214, 123 | sylibr 235 |
. . . . . . . . . 10
⊢ ((𝜑 ∧ 𝑦 ∈ {𝑎 ∈ (1...𝐷) ∣ 𝑎 ∥ 𝐷}) → 𝑦 ∈ ({𝑎 ∈ (1...(𝐷 − 1)) ∣ 𝑎 ∥ 𝐷} ∪ {𝐷})) |
| 216 | 215 | ex 413 |
. . . . . . . . 9
⊢ (𝜑 → (𝑦 ∈ {𝑎 ∈ (1...𝐷) ∣ 𝑎 ∥ 𝐷} → 𝑦 ∈ ({𝑎 ∈ (1...(𝐷 − 1)) ∣ 𝑎 ∥ 𝐷} ∪ {𝐷}))) |
| 217 | 170, 216 | impbid 213 |
. . . . . . . 8
⊢ (𝜑 → (𝑦 ∈ ({𝑎 ∈ (1...(𝐷 − 1)) ∣ 𝑎 ∥ 𝐷} ∪ {𝐷}) ↔ 𝑦 ∈ {𝑎 ∈ (1...𝐷) ∣ 𝑎 ∥ 𝐷})) |
| 218 | 217 | eqrdv 2738 |
. . . . . . 7
⊢ (𝜑 → ({𝑎 ∈ (1...(𝐷 − 1)) ∣ 𝑎 ∥ 𝐷} ∪ {𝐷}) = {𝑎 ∈ (1...𝐷) ∣ 𝑎 ∥ 𝐷}) |
| 219 | 218 | sumeq1d 15660 |
. . . . . 6
⊢ (𝜑 → Σ𝑘 ∈ ({𝑎 ∈ (1...(𝐷 − 1)) ∣ 𝑎 ∥ 𝐷} ∪ {𝐷})(ϕ‘𝑘) = Σ𝑘 ∈ {𝑎 ∈ (1...𝐷) ∣ 𝑎 ∥ 𝐷} (ϕ‘𝑘)) |
| 220 | | phisum 16759 |
. . . . . . . . 9
⊢ (𝐷 ∈ ℕ →
Σ𝑘 ∈ {𝑎 ∈ ℕ ∣ 𝑎 ∥ 𝐷} (ϕ‘𝑘) = 𝐷) |
| 221 | 6, 220 | syl 17 |
. . . . . . . 8
⊢ (𝜑 → Σ𝑘 ∈ {𝑎 ∈ ℕ ∣ 𝑎 ∥ 𝐷} (ϕ‘𝑘) = 𝐷) |
| 222 | | eqcom 2747 |
. . . . . . . . . . . . . . . . . 18
⊢
(((od‘𝐺)‘𝐴) = 𝐷 ↔ 𝐷 = ((od‘𝐺)‘𝐴)) |
| 223 | 222 | imbi2i 337 |
. . . . . . . . . . . . . . . . 17
⊢ ((𝜑 → ((od‘𝐺)‘𝐴) = 𝐷) ↔ (𝜑 → 𝐷 = ((od‘𝐺)‘𝐴))) |
| 224 | 57, 223 | mpbi 231 |
. . . . . . . . . . . . . . . 16
⊢ (𝜑 → 𝐷 = ((od‘𝐺)‘𝐴)) |
| 225 | 224 | oveq1d 7378 |
. . . . . . . . . . . . . . 15
⊢ (𝜑 → (𝐷 ↑ 𝑥) = (((od‘𝐺)‘𝐴) ↑ 𝑥)) |
| 226 | 225 | eqeq1d 2742 |
. . . . . . . . . . . . . 14
⊢ (𝜑 → ((𝐷 ↑ 𝑥) = (0g‘𝐺) ↔ (((od‘𝐺)‘𝐴) ↑ 𝑥) = (0g‘𝐺))) |
| 227 | 226 | rabbidv 3399 |
. . . . . . . . . . . . 13
⊢ (𝜑 → {𝑥 ∈ 𝐵 ∣ (𝐷 ↑ 𝑥) = (0g‘𝐺)} = {𝑥 ∈ 𝐵 ∣ (((od‘𝐺)‘𝐴) ↑ 𝑥) = (0g‘𝐺)}) |
| 228 | 227 | fveq2d 6838 |
. . . . . . . . . . . 12
⊢ (𝜑 → (♯‘{𝑥 ∈ 𝐵 ∣ (𝐷 ↑ 𝑥) = (0g‘𝐺)}) = (♯‘{𝑥 ∈ 𝐵 ∣ (((od‘𝐺)‘𝐴) ↑ 𝑥) = (0g‘𝐺)})) |
| 229 | | unitscyglem1.5 |
. . . . . . . . . . . . 13
⊢ (𝜑 → ∀𝑛 ∈ ℕ (♯‘{𝑥 ∈ 𝐵 ∣ (𝑛 ↑ 𝑥) = (0g‘𝐺)}) ≤ 𝑛) |
| 230 | 24, 25, 26, 9, 229, 50 | unitscyglem1 42687 |
. . . . . . . . . . . 12
⊢ (𝜑 → (♯‘{𝑥 ∈ 𝐵 ∣ (((od‘𝐺)‘𝐴) ↑ 𝑥) = (0g‘𝐺)}) = ((od‘𝐺)‘𝐴)) |
| 231 | 228, 230 | eqtrd 2775 |
. . . . . . . . . . 11
⊢ (𝜑 → (♯‘{𝑥 ∈ 𝐵 ∣ (𝐷 ↑ 𝑥) = (0g‘𝐺)}) = ((od‘𝐺)‘𝐴)) |
| 232 | 231, 57 | eqtr2d 2776 |
. . . . . . . . . 10
⊢ (𝜑 → 𝐷 = (♯‘{𝑥 ∈ 𝐵 ∣ (𝐷 ↑ 𝑥) = (0g‘𝐺)})) |
| 233 | 24, 25, 26, 9, 6 | grpods 42686 |
. . . . . . . . . 10
⊢ (𝜑 → Σ𝑘 ∈ {𝑎 ∈ (1...𝐷) ∣ 𝑎 ∥ 𝐷} (♯‘{𝑥 ∈ 𝐵 ∣ ((od‘𝐺)‘𝑥) = 𝑘}) = (♯‘{𝑥 ∈ 𝐵 ∣ (𝐷 ↑ 𝑥) = (0g‘𝐺)})) |
| 234 | 232, 233 | eqtr4d 2778 |
. . . . . . . . 9
⊢ (𝜑 → 𝐷 = Σ𝑘 ∈ {𝑎 ∈ (1...𝐷) ∣ 𝑎 ∥ 𝐷} (♯‘{𝑥 ∈ 𝐵 ∣ ((od‘𝐺)‘𝑥) = 𝑘})) |
| 235 | 218 | eqcomd 2746 |
. . . . . . . . . 10
⊢ (𝜑 → {𝑎 ∈ (1...𝐷) ∣ 𝑎 ∥ 𝐷} = ({𝑎 ∈ (1...(𝐷 − 1)) ∣ 𝑎 ∥ 𝐷} ∪ {𝐷})) |
| 236 | 235 | sumeq1d 15660 |
. . . . . . . . 9
⊢ (𝜑 → Σ𝑘 ∈ {𝑎 ∈ (1...𝐷) ∣ 𝑎 ∥ 𝐷} (♯‘{𝑥 ∈ 𝐵 ∣ ((od‘𝐺)‘𝑥) = 𝑘}) = Σ𝑘 ∈ ({𝑎 ∈ (1...(𝐷 − 1)) ∣ 𝑎 ∥ 𝐷} ∪ {𝐷})(♯‘{𝑥 ∈ 𝐵 ∣ ((od‘𝐺)‘𝑥) = 𝑘})) |
| 237 | 234, 236 | eqtrd 2775 |
. . . . . . . 8
⊢ (𝜑 → 𝐷 = Σ𝑘 ∈ ({𝑎 ∈ (1...(𝐷 − 1)) ∣ 𝑎 ∥ 𝐷} ∪ {𝐷})(♯‘{𝑥 ∈ 𝐵 ∣ ((od‘𝐺)‘𝑥) = 𝑘})) |
| 238 | 221, 237 | eqtr2d 2776 |
. . . . . . 7
⊢ (𝜑 → Σ𝑘 ∈ ({𝑎 ∈ (1...(𝐷 − 1)) ∣ 𝑎 ∥ 𝐷} ∪ {𝐷})(♯‘{𝑥 ∈ 𝐵 ∣ ((od‘𝐺)‘𝑥) = 𝑘}) = Σ𝑘 ∈ {𝑎 ∈ ℕ ∣ 𝑎 ∥ 𝐷} (ϕ‘𝑘)) |
| 239 | | 1zzd 12556 |
. . . . . . . . . . . . 13
⊢ ((𝜑 ∧ 𝑦 ∈ {𝑎 ∈ ℕ ∣ 𝑎 ∥ 𝐷}) → 1 ∈ ℤ) |
| 240 | 153 | adantr 481 |
. . . . . . . . . . . . 13
⊢ ((𝜑 ∧ 𝑦 ∈ {𝑎 ∈ ℕ ∣ 𝑎 ∥ 𝐷}) → 𝐷 ∈ ℤ) |
| 241 | 179 | elrab 3636 |
. . . . . . . . . . . . . . . 16
⊢ (𝑦 ∈ {𝑎 ∈ ℕ ∣ 𝑎 ∥ 𝐷} ↔ (𝑦 ∈ ℕ ∧ 𝑦 ∥ 𝐷)) |
| 242 | 241 | bilani 505 |
. . . . . . . . . . . . . . 15
⊢ ((𝜑 ∧ 𝑦 ∈ {𝑎 ∈ ℕ ∣ 𝑎 ∥ 𝐷}) → (𝑦 ∈ ℕ ∧ 𝑦 ∥ 𝐷)) |
| 243 | 242 | simpld 495 |
. . . . . . . . . . . . . 14
⊢ ((𝜑 ∧ 𝑦 ∈ {𝑎 ∈ ℕ ∣ 𝑎 ∥ 𝐷}) → 𝑦 ∈ ℕ) |
| 244 | 243 | nnzd 12548 |
. . . . . . . . . . . . 13
⊢ ((𝜑 ∧ 𝑦 ∈ {𝑎 ∈ ℕ ∣ 𝑎 ∥ 𝐷}) → 𝑦 ∈ ℤ) |
| 245 | 243 | nnge1d 12223 |
. . . . . . . . . . . . 13
⊢ ((𝜑 ∧ 𝑦 ∈ {𝑎 ∈ ℕ ∣ 𝑎 ∥ 𝐷}) → 1 ≤ 𝑦) |
| 246 | 242 | simprd 496 |
. . . . . . . . . . . . . 14
⊢ ((𝜑 ∧ 𝑦 ∈ {𝑎 ∈ ℕ ∣ 𝑎 ∥ 𝐷}) → 𝑦 ∥ 𝐷) |
| 247 | 6 | adantr 481 |
. . . . . . . . . . . . . . 15
⊢ ((𝜑 ∧ 𝑦 ∈ {𝑎 ∈ ℕ ∣ 𝑎 ∥ 𝐷}) → 𝐷 ∈ ℕ) |
| 248 | | dvdsle 16277 |
. . . . . . . . . . . . . . 15
⊢ ((𝑦 ∈ ℤ ∧ 𝐷 ∈ ℕ) → (𝑦 ∥ 𝐷 → 𝑦 ≤ 𝐷)) |
| 249 | 244, 247,
248 | syl2anc 590 |
. . . . . . . . . . . . . 14
⊢ ((𝜑 ∧ 𝑦 ∈ {𝑎 ∈ ℕ ∣ 𝑎 ∥ 𝐷}) → (𝑦 ∥ 𝐷 → 𝑦 ≤ 𝐷)) |
| 250 | 246, 249 | mpd 15 |
. . . . . . . . . . . . 13
⊢ ((𝜑 ∧ 𝑦 ∈ {𝑎 ∈ ℕ ∣ 𝑎 ∥ 𝐷}) → 𝑦 ≤ 𝐷) |
| 251 | 239, 240,
244, 245, 250 | elfzd 13467 |
. . . . . . . . . . . 12
⊢ ((𝜑 ∧ 𝑦 ∈ {𝑎 ∈ ℕ ∣ 𝑎 ∥ 𝐷}) → 𝑦 ∈ (1...𝐷)) |
| 252 | 179, 251,
246 | elrabd 3638 |
. . . . . . . . . . 11
⊢ ((𝜑 ∧ 𝑦 ∈ {𝑎 ∈ ℕ ∣ 𝑎 ∥ 𝐷}) → 𝑦 ∈ {𝑎 ∈ (1...𝐷) ∣ 𝑎 ∥ 𝐷}) |
| 253 | 252 | ex 413 |
. . . . . . . . . 10
⊢ (𝜑 → (𝑦 ∈ {𝑎 ∈ ℕ ∣ 𝑎 ∥ 𝐷} → 𝑦 ∈ {𝑎 ∈ (1...𝐷) ∣ 𝑎 ∥ 𝐷})) |
| 254 | | elfzelz 13476 |
. . . . . . . . . . . . . . . 16
⊢ (𝑎 ∈ (1...𝐷) → 𝑎 ∈ ℤ) |
| 255 | | elfzle1 13479 |
. . . . . . . . . . . . . . . 16
⊢ (𝑎 ∈ (1...𝐷) → 1 ≤ 𝑎) |
| 256 | 254, 255 | jca 516 |
. . . . . . . . . . . . . . 15
⊢ (𝑎 ∈ (1...𝐷) → (𝑎 ∈ ℤ ∧ 1 ≤ 𝑎)) |
| 257 | 256 | adantr 481 |
. . . . . . . . . . . . . 14
⊢ ((𝑎 ∈ (1...𝐷) ∧ 𝑎 ∥ 𝐷) → (𝑎 ∈ ℤ ∧ 1 ≤ 𝑎)) |
| 258 | 257 | adantl 482 |
. . . . . . . . . . . . 13
⊢ ((𝜑 ∧ (𝑎 ∈ (1...𝐷) ∧ 𝑎 ∥ 𝐷)) → (𝑎 ∈ ℤ ∧ 1 ≤ 𝑎)) |
| 259 | | elnnz1 12551 |
. . . . . . . . . . . . 13
⊢ (𝑎 ∈ ℕ ↔ (𝑎 ∈ ℤ ∧ 1 ≤
𝑎)) |
| 260 | 258, 259 | sylibr 235 |
. . . . . . . . . . . 12
⊢ ((𝜑 ∧ (𝑎 ∈ (1...𝐷) ∧ 𝑎 ∥ 𝐷)) → 𝑎 ∈ ℕ) |
| 261 | 260 | rabss3d 4019 |
. . . . . . . . . . 11
⊢ (𝜑 → {𝑎 ∈ (1...𝐷) ∣ 𝑎 ∥ 𝐷} ⊆ {𝑎 ∈ ℕ ∣ 𝑎 ∥ 𝐷}) |
| 262 | 261 | sseld 3921 |
. . . . . . . . . 10
⊢ (𝜑 → (𝑦 ∈ {𝑎 ∈ (1...𝐷) ∣ 𝑎 ∥ 𝐷} → 𝑦 ∈ {𝑎 ∈ ℕ ∣ 𝑎 ∥ 𝐷})) |
| 263 | 253, 262 | impbid 213 |
. . . . . . . . 9
⊢ (𝜑 → (𝑦 ∈ {𝑎 ∈ ℕ ∣ 𝑎 ∥ 𝐷} ↔ 𝑦 ∈ {𝑎 ∈ (1...𝐷) ∣ 𝑎 ∥ 𝐷})) |
| 264 | 263 | eqrdv 2738 |
. . . . . . . 8
⊢ (𝜑 → {𝑎 ∈ ℕ ∣ 𝑎 ∥ 𝐷} = {𝑎 ∈ (1...𝐷) ∣ 𝑎 ∥ 𝐷}) |
| 265 | 264 | sumeq1d 15660 |
. . . . . . 7
⊢ (𝜑 → Σ𝑘 ∈ {𝑎 ∈ ℕ ∣ 𝑎 ∥ 𝐷} (ϕ‘𝑘) = Σ𝑘 ∈ {𝑎 ∈ (1...𝐷) ∣ 𝑎 ∥ 𝐷} (ϕ‘𝑘)) |
| 266 | 238, 265 | eqtr2d 2776 |
. . . . . 6
⊢ (𝜑 → Σ𝑘 ∈ {𝑎 ∈ (1...𝐷) ∣ 𝑎 ∥ 𝐷} (ϕ‘𝑘) = Σ𝑘 ∈ ({𝑎 ∈ (1...(𝐷 − 1)) ∣ 𝑎 ∥ 𝐷} ∪ {𝐷})(♯‘{𝑥 ∈ 𝐵 ∣ ((od‘𝐺)‘𝑥) = 𝑘})) |
| 267 | 219, 266 | eqtrd 2775 |
. . . . 5
⊢ (𝜑 → Σ𝑘 ∈ ({𝑎 ∈ (1...(𝐷 − 1)) ∣ 𝑎 ∥ 𝐷} ∪ {𝐷})(ϕ‘𝑘) = Σ𝑘 ∈ ({𝑎 ∈ (1...(𝐷 − 1)) ∣ 𝑎 ∥ 𝐷} ∪ {𝐷})(♯‘{𝑥 ∈ 𝐵 ∣ ((od‘𝐺)‘𝑥) = 𝑘})) |
| 268 | | nfv 1921 |
. . . . . 6
⊢
Ⅎ𝑘𝜑 |
| 269 | | nfcv 2902 |
. . . . . 6
⊢
Ⅎ𝑘(♯‘{𝑥 ∈ 𝐵 ∣ ((od‘𝐺)‘𝑥) = 𝐷}) |
| 270 | | fzfid 13933 |
. . . . . . 7
⊢ (𝜑 → (1...(𝐷 − 1)) ∈ Fin) |
| 271 | | ssrab2 4018 |
. . . . . . . 8
⊢ {𝑎 ∈ (1...(𝐷 − 1)) ∣ 𝑎 ∥ 𝐷} ⊆ (1...(𝐷 − 1)) |
| 272 | 271 | a1i 11 |
. . . . . . 7
⊢ (𝜑 → {𝑎 ∈ (1...(𝐷 − 1)) ∣ 𝑎 ∥ 𝐷} ⊆ (1...(𝐷 − 1))) |
| 273 | 270, 272 | ssfid 9176 |
. . . . . 6
⊢ (𝜑 → {𝑎 ∈ (1...(𝐷 − 1)) ∣ 𝑎 ∥ 𝐷} ∈ Fin) |
| 274 | 151 | elrab 3636 |
. . . . . . . . . . . 12
⊢ (𝐷 ∈ {𝑎 ∈ (1...(𝐷 − 1)) ∣ 𝑎 ∥ 𝐷} ↔ (𝐷 ∈ (1...(𝐷 − 1)) ∧ 𝐷 ∥ 𝐷)) |
| 275 | 274 | biimpi 217 |
. . . . . . . . . . 11
⊢ (𝐷 ∈ {𝑎 ∈ (1...(𝐷 − 1)) ∣ 𝑎 ∥ 𝐷} → (𝐷 ∈ (1...(𝐷 − 1)) ∧ 𝐷 ∥ 𝐷)) |
| 276 | 275 | simpld 495 |
. . . . . . . . . 10
⊢ (𝐷 ∈ {𝑎 ∈ (1...(𝐷 − 1)) ∣ 𝑎 ∥ 𝐷} → 𝐷 ∈ (1...(𝐷 − 1))) |
| 277 | 276 | adantl 482 |
. . . . . . . . 9
⊢ ((𝜑 ∧ 𝐷 ∈ {𝑎 ∈ (1...(𝐷 − 1)) ∣ 𝑎 ∥ 𝐷}) → 𝐷 ∈ (1...(𝐷 − 1))) |
| 278 | | elfzle2 13480 |
. . . . . . . . 9
⊢ (𝐷 ∈ (1...(𝐷 − 1)) → 𝐷 ≤ (𝐷 − 1)) |
| 279 | 277, 278 | syl 17 |
. . . . . . . 8
⊢ ((𝜑 ∧ 𝐷 ∈ {𝑎 ∈ (1...(𝐷 − 1)) ∣ 𝑎 ∥ 𝐷}) → 𝐷 ≤ (𝐷 − 1)) |
| 280 | 155 | ltm1d 12086 |
. . . . . . . . . 10
⊢ (𝜑 → (𝐷 − 1) < 𝐷) |
| 281 | | 1red 11143 |
. . . . . . . . . . . 12
⊢ (𝜑 → 1 ∈
ℝ) |
| 282 | 155, 281 | resubcld 11576 |
. . . . . . . . . . 11
⊢ (𝜑 → (𝐷 − 1) ∈ ℝ) |
| 283 | 282, 155 | ltnled 11291 |
. . . . . . . . . 10
⊢ (𝜑 → ((𝐷 − 1) < 𝐷 ↔ ¬ 𝐷 ≤ (𝐷 − 1))) |
| 284 | 280, 283 | mpbid 233 |
. . . . . . . . 9
⊢ (𝜑 → ¬ 𝐷 ≤ (𝐷 − 1)) |
| 285 | 284 | adantr 481 |
. . . . . . . 8
⊢ ((𝜑 ∧ 𝐷 ∈ {𝑎 ∈ (1...(𝐷 − 1)) ∣ 𝑎 ∥ 𝐷}) → ¬ 𝐷 ≤ (𝐷 − 1)) |
| 286 | 279, 285 | pm2.21dd 196 |
. . . . . . 7
⊢ ((𝜑 ∧ 𝐷 ∈ {𝑎 ∈ (1...(𝐷 − 1)) ∣ 𝑎 ∥ 𝐷}) → ¬ 𝐷 ∈ {𝑎 ∈ (1...(𝐷 − 1)) ∣ 𝑎 ∥ 𝐷}) |
| 287 | | simpr 485 |
. . . . . . 7
⊢ ((𝜑 ∧ ¬ 𝐷 ∈ {𝑎 ∈ (1...(𝐷 − 1)) ∣ 𝑎 ∥ 𝐷}) → ¬ 𝐷 ∈ {𝑎 ∈ (1...(𝐷 − 1)) ∣ 𝑎 ∥ 𝐷}) |
| 288 | 286, 287 | pm2.61dan 818 |
. . . . . 6
⊢ (𝜑 → ¬ 𝐷 ∈ {𝑎 ∈ (1...(𝐷 − 1)) ∣ 𝑎 ∥ 𝐷}) |
| 289 | 9 | adantr 481 |
. . . . . . . . 9
⊢ ((𝜑 ∧ 𝑘 ∈ {𝑎 ∈ (1...(𝐷 − 1)) ∣ 𝑎 ∥ 𝐷}) → 𝐵 ∈ Fin) |
| 290 | | ssrab2 4018 |
. . . . . . . . . 10
⊢ {𝑥 ∈ 𝐵 ∣ ((od‘𝐺)‘𝑥) = 𝑘} ⊆ 𝐵 |
| 291 | 290 | a1i 11 |
. . . . . . . . 9
⊢ ((𝜑 ∧ 𝑘 ∈ {𝑎 ∈ (1...(𝐷 − 1)) ∣ 𝑎 ∥ 𝐷}) → {𝑥 ∈ 𝐵 ∣ ((od‘𝐺)‘𝑥) = 𝑘} ⊆ 𝐵) |
| 292 | 289, 291 | ssfid 9176 |
. . . . . . . 8
⊢ ((𝜑 ∧ 𝑘 ∈ {𝑎 ∈ (1...(𝐷 − 1)) ∣ 𝑎 ∥ 𝐷}) → {𝑥 ∈ 𝐵 ∣ ((od‘𝐺)‘𝑥) = 𝑘} ∈ Fin) |
| 293 | | hashcl 14316 |
. . . . . . . 8
⊢ ({𝑥 ∈ 𝐵 ∣ ((od‘𝐺)‘𝑥) = 𝑘} ∈ Fin → (♯‘{𝑥 ∈ 𝐵 ∣ ((od‘𝐺)‘𝑥) = 𝑘}) ∈
ℕ0) |
| 294 | 292, 293 | syl 17 |
. . . . . . 7
⊢ ((𝜑 ∧ 𝑘 ∈ {𝑎 ∈ (1...(𝐷 − 1)) ∣ 𝑎 ∥ 𝐷}) → (♯‘{𝑥 ∈ 𝐵 ∣ ((od‘𝐺)‘𝑥) = 𝑘}) ∈
ℕ0) |
| 295 | 294 | nn0cnd 12498 |
. . . . . 6
⊢ ((𝜑 ∧ 𝑘 ∈ {𝑎 ∈ (1...(𝐷 − 1)) ∣ 𝑎 ∥ 𝐷}) → (♯‘{𝑥 ∈ 𝐵 ∣ ((od‘𝐺)‘𝑥) = 𝑘}) ∈ ℂ) |
| 296 | | eqeq2 2752 |
. . . . . . . 8
⊢ (𝑘 = 𝐷 → (((od‘𝐺)‘𝑥) = 𝑘 ↔ ((od‘𝐺)‘𝑥) = 𝐷)) |
| 297 | 296 | rabbidv 3399 |
. . . . . . 7
⊢ (𝑘 = 𝐷 → {𝑥 ∈ 𝐵 ∣ ((od‘𝐺)‘𝑥) = 𝑘} = {𝑥 ∈ 𝐵 ∣ ((od‘𝐺)‘𝑥) = 𝐷}) |
| 298 | 297 | fveq2d 6838 |
. . . . . 6
⊢ (𝑘 = 𝐷 → (♯‘{𝑥 ∈ 𝐵 ∣ ((od‘𝐺)‘𝑥) = 𝑘}) = (♯‘{𝑥 ∈ 𝐵 ∣ ((od‘𝐺)‘𝑥) = 𝐷})) |
| 299 | | ssrab2 4018 |
. . . . . . . . . 10
⊢ {𝑥 ∈ 𝐵 ∣ ((od‘𝐺)‘𝑥) = 𝐷} ⊆ 𝐵 |
| 300 | 299 | a1i 11 |
. . . . . . . . 9
⊢ (𝜑 → {𝑥 ∈ 𝐵 ∣ ((od‘𝐺)‘𝑥) = 𝐷} ⊆ 𝐵) |
| 301 | 9, 300 | ssfid 9176 |
. . . . . . . 8
⊢ (𝜑 → {𝑥 ∈ 𝐵 ∣ ((od‘𝐺)‘𝑥) = 𝐷} ∈ Fin) |
| 302 | | hashcl 14316 |
. . . . . . . 8
⊢ ({𝑥 ∈ 𝐵 ∣ ((od‘𝐺)‘𝑥) = 𝐷} ∈ Fin → (♯‘{𝑥 ∈ 𝐵 ∣ ((od‘𝐺)‘𝑥) = 𝐷}) ∈
ℕ0) |
| 303 | 301, 302 | syl 17 |
. . . . . . 7
⊢ (𝜑 → (♯‘{𝑥 ∈ 𝐵 ∣ ((od‘𝐺)‘𝑥) = 𝐷}) ∈
ℕ0) |
| 304 | 303 | nn0cnd 12498 |
. . . . . 6
⊢ (𝜑 → (♯‘{𝑥 ∈ 𝐵 ∣ ((od‘𝐺)‘𝑥) = 𝐷}) ∈ ℂ) |
| 305 | 268, 269,
273, 6, 288, 295, 298, 304 | fsumsplitsn 15704 |
. . . . 5
⊢ (𝜑 → Σ𝑘 ∈ ({𝑎 ∈ (1...(𝐷 − 1)) ∣ 𝑎 ∥ 𝐷} ∪ {𝐷})(♯‘{𝑥 ∈ 𝐵 ∣ ((od‘𝐺)‘𝑥) = 𝑘}) = (Σ𝑘 ∈ {𝑎 ∈ (1...(𝐷 − 1)) ∣ 𝑎 ∥ 𝐷} (♯‘{𝑥 ∈ 𝐵 ∣ ((od‘𝐺)‘𝑥) = 𝑘}) + (♯‘{𝑥 ∈ 𝐵 ∣ ((od‘𝐺)‘𝑥) = 𝐷}))) |
| 306 | 267, 305 | eqtr2d 2776 |
. . . 4
⊢ (𝜑 → (Σ𝑘 ∈ {𝑎 ∈ (1...(𝐷 − 1)) ∣ 𝑎 ∥ 𝐷} (♯‘{𝑥 ∈ 𝐵 ∣ ((od‘𝐺)‘𝑥) = 𝑘}) + (♯‘{𝑥 ∈ 𝐵 ∣ ((od‘𝐺)‘𝑥) = 𝐷})) = Σ𝑘 ∈ ({𝑎 ∈ (1...(𝐷 − 1)) ∣ 𝑎 ∥ 𝐷} ∪ {𝐷})(ϕ‘𝑘)) |
| 307 | | nfcv 2902 |
. . . . 5
⊢
Ⅎ𝑘(ϕ‘𝐷) |
| 308 | 119, 295 | eqeltrrd 2841 |
. . . . 5
⊢ ((𝜑 ∧ 𝑘 ∈ {𝑎 ∈ (1...(𝐷 − 1)) ∣ 𝑎 ∥ 𝐷}) → (ϕ‘𝑘) ∈ ℂ) |
| 309 | | fveq2 6834 |
. . . . 5
⊢ (𝑘 = 𝐷 → (ϕ‘𝑘) = (ϕ‘𝐷)) |
| 310 | 6 | phicld 16740 |
. . . . . 6
⊢ (𝜑 → (ϕ‘𝐷) ∈
ℕ) |
| 311 | 310 | nncnd 12188 |
. . . . 5
⊢ (𝜑 → (ϕ‘𝐷) ∈
ℂ) |
| 312 | 268, 307,
273, 6, 288, 308, 309, 311 | fsumsplitsn 15704 |
. . . 4
⊢ (𝜑 → Σ𝑘 ∈ ({𝑎 ∈ (1...(𝐷 − 1)) ∣ 𝑎 ∥ 𝐷} ∪ {𝐷})(ϕ‘𝑘) = (Σ𝑘 ∈ {𝑎 ∈ (1...(𝐷 − 1)) ∣ 𝑎 ∥ 𝐷} (ϕ‘𝑘) + (ϕ‘𝐷))) |
| 313 | 306, 312 | eqtrd 2775 |
. . 3
⊢ (𝜑 → (Σ𝑘 ∈ {𝑎 ∈ (1...(𝐷 − 1)) ∣ 𝑎 ∥ 𝐷} (♯‘{𝑥 ∈ 𝐵 ∣ ((od‘𝐺)‘𝑥) = 𝑘}) + (♯‘{𝑥 ∈ 𝐵 ∣ ((od‘𝐺)‘𝑥) = 𝐷})) = (Σ𝑘 ∈ {𝑎 ∈ (1...(𝐷 − 1)) ∣ 𝑎 ∥ 𝐷} (ϕ‘𝑘) + (ϕ‘𝐷))) |
| 314 | 122, 313 | eqtrd 2775 |
. 2
⊢ (𝜑 → (Σ𝑘 ∈ {𝑎 ∈ (1...(𝐷 − 1)) ∣ 𝑎 ∥ 𝐷} (ϕ‘𝑘) + (♯‘{𝑥 ∈ 𝐵 ∣ ((od‘𝐺)‘𝑥) = 𝐷})) = (Σ𝑘 ∈ {𝑎 ∈ (1...(𝐷 − 1)) ∣ 𝑎 ∥ 𝐷} (ϕ‘𝑘) + (ϕ‘𝐷))) |
| 315 | 273, 308 | fsumcl 15693 |
. . 3
⊢ (𝜑 → Σ𝑘 ∈ {𝑎 ∈ (1...(𝐷 − 1)) ∣ 𝑎 ∥ 𝐷} (ϕ‘𝑘) ∈ ℂ) |
| 316 | 315, 304,
311 | addcand 11347 |
. 2
⊢ (𝜑 → ((Σ𝑘 ∈ {𝑎 ∈ (1...(𝐷 − 1)) ∣ 𝑎 ∥ 𝐷} (ϕ‘𝑘) + (♯‘{𝑥 ∈ 𝐵 ∣ ((od‘𝐺)‘𝑥) = 𝐷})) = (Σ𝑘 ∈ {𝑎 ∈ (1...(𝐷 − 1)) ∣ 𝑎 ∥ 𝐷} (ϕ‘𝑘) + (ϕ‘𝐷)) ↔ (♯‘{𝑥 ∈ 𝐵 ∣ ((od‘𝐺)‘𝑥) = 𝐷}) = (ϕ‘𝐷))) |
| 317 | 314, 316 | mpbid 233 |
1
⊢ (𝜑 → (♯‘{𝑥 ∈ 𝐵 ∣ ((od‘𝐺)‘𝑥) = 𝐷}) = (ϕ‘𝐷)) |