| Step | Hyp | Ref
| Expression |
| 1 | | veronesevrow.1 |
. . 3
⊢ (𝜑 → 𝑃 ∈ (ℝ ↑m
(1...3))) |
| 2 | 1 | veronesevald 50786 |
. 2
⊢ (𝜑 → (veronese‘𝑃) = (𝑥 ∈ (1...6) ↦ (((if(𝑥 = 1, ((𝑃‘1)↑2), 0) + if(𝑥 = 2, ((𝑃‘2)↑2), 0)) + if(𝑥 = 3, ((𝑃‘3)↑2), 0)) + ((if(𝑥 = 4, ((𝑃‘1) · (𝑃‘2)), 0) + if(𝑥 = 5, ((𝑃‘2) · (𝑃‘3)), 0)) + if(𝑥 = 6, ((𝑃‘3) · (𝑃‘1)), 0))))) |
| 3 | | 1re 11233 |
. . . . . . . . . . . . 13
⊢ 1 ∈
ℝ |
| 4 | | 1lt6 12453 |
. . . . . . . . . . . . 13
⊢ 1 <
6 |
| 5 | 3, 4 | gtneii 11347 |
. . . . . . . . . . . 12
⊢ 6 ≠
1 |
| 6 | | neeq1 3019 |
. . . . . . . . . . . 12
⊢ (𝑥 = 6 → (𝑥 ≠ 1 ↔ 6 ≠ 1)) |
| 7 | 5, 6 | mpbiri 261 |
. . . . . . . . . . 11
⊢ (𝑥 = 6 → 𝑥 ≠ 1) |
| 8 | 7 | neneqd 2962 |
. . . . . . . . . 10
⊢ (𝑥 = 6 → ¬ 𝑥 = 1) |
| 9 | 8 | iffalsed 4496 |
. . . . . . . . 9
⊢ (𝑥 = 6 → if(𝑥 = 1, ((𝑃‘1)↑2), 0) = 0) |
| 10 | 9 | oveq1d 7431 |
. . . . . . . 8
⊢ (𝑥 = 6 → (if(𝑥 = 1, ((𝑃‘1)↑2), 0) + if(𝑥 = 2, ((𝑃‘2)↑2), 0)) = (0 + if(𝑥 = 2, ((𝑃‘2)↑2), 0))) |
| 11 | 10 | oveq1d 7431 |
. . . . . . 7
⊢ (𝑥 = 6 → ((if(𝑥 = 1, ((𝑃‘1)↑2), 0) + if(𝑥 = 2, ((𝑃‘2)↑2), 0)) + if(𝑥 = 3, ((𝑃‘3)↑2), 0)) = ((0 + if(𝑥 = 2, ((𝑃‘2)↑2), 0)) + if(𝑥 = 3, ((𝑃‘3)↑2), 0))) |
| 12 | | iftrue 4491 |
. . . . . . . 8
⊢ (𝑥 = 6 → if(𝑥 = 6, ((𝑃‘3) · (𝑃‘1)), 0) = ((𝑃‘3) · (𝑃‘1))) |
| 13 | 12 | oveq2d 7432 |
. . . . . . 7
⊢ (𝑥 = 6 → ((if(𝑥 = 4, ((𝑃‘1) · (𝑃‘2)), 0) + if(𝑥 = 5, ((𝑃‘2) · (𝑃‘3)), 0)) + if(𝑥 = 6, ((𝑃‘3) · (𝑃‘1)), 0)) = ((if(𝑥 = 4, ((𝑃‘1) · (𝑃‘2)), 0) + if(𝑥 = 5, ((𝑃‘2) · (𝑃‘3)), 0)) + ((𝑃‘3) · (𝑃‘1)))) |
| 14 | 11, 13 | oveq12d 7434 |
. . . . . 6
⊢ (𝑥 = 6 → (((if(𝑥 = 1, ((𝑃‘1)↑2), 0) + if(𝑥 = 2, ((𝑃‘2)↑2), 0)) + if(𝑥 = 3, ((𝑃‘3)↑2), 0)) + ((if(𝑥 = 4, ((𝑃‘1) · (𝑃‘2)), 0) + if(𝑥 = 5, ((𝑃‘2) · (𝑃‘3)), 0)) + if(𝑥 = 6, ((𝑃‘3) · (𝑃‘1)), 0))) = (((0 + if(𝑥 = 2, ((𝑃‘2)↑2), 0)) + if(𝑥 = 3, ((𝑃‘3)↑2), 0)) + ((if(𝑥 = 4, ((𝑃‘1) · (𝑃‘2)), 0) + if(𝑥 = 5, ((𝑃‘2) · (𝑃‘3)), 0)) + ((𝑃‘3) · (𝑃‘1))))) |
| 15 | | 2re 12340 |
. . . . . . . . . . . . 13
⊢ 2 ∈
ℝ |
| 16 | | 2lt6 12452 |
. . . . . . . . . . . . 13
⊢ 2 <
6 |
| 17 | 15, 16 | gtneii 11347 |
. . . . . . . . . . . 12
⊢ 6 ≠
2 |
| 18 | | neeq1 3019 |
. . . . . . . . . . . 12
⊢ (𝑥 = 6 → (𝑥 ≠ 2 ↔ 6 ≠ 2)) |
| 19 | 17, 18 | mpbiri 261 |
. . . . . . . . . . 11
⊢ (𝑥 = 6 → 𝑥 ≠ 2) |
| 20 | 19 | neneqd 2962 |
. . . . . . . . . 10
⊢ (𝑥 = 6 → ¬ 𝑥 = 2) |
| 21 | 20 | iffalsed 4496 |
. . . . . . . . 9
⊢ (𝑥 = 6 → if(𝑥 = 2, ((𝑃‘2)↑2), 0) = 0) |
| 22 | 21 | oveq2d 7432 |
. . . . . . . 8
⊢ (𝑥 = 6 → (0 + if(𝑥 = 2, ((𝑃‘2)↑2), 0)) = (0 +
0)) |
| 23 | 22 | oveq1d 7431 |
. . . . . . 7
⊢ (𝑥 = 6 → ((0 + if(𝑥 = 2, ((𝑃‘2)↑2), 0)) + if(𝑥 = 3, ((𝑃‘3)↑2), 0)) = ((0 + 0) + if(𝑥 = 3, ((𝑃‘3)↑2), 0))) |
| 24 | 23 | oveq1d 7431 |
. . . . . 6
⊢ (𝑥 = 6 → (((0 + if(𝑥 = 2, ((𝑃‘2)↑2), 0)) + if(𝑥 = 3, ((𝑃‘3)↑2), 0)) + ((if(𝑥 = 4, ((𝑃‘1) · (𝑃‘2)), 0) + if(𝑥 = 5, ((𝑃‘2) · (𝑃‘3)), 0)) + ((𝑃‘3) · (𝑃‘1)))) = (((0 + 0) + if(𝑥 = 3, ((𝑃‘3)↑2), 0)) + ((if(𝑥 = 4, ((𝑃‘1) · (𝑃‘2)), 0) + if(𝑥 = 5, ((𝑃‘2) · (𝑃‘3)), 0)) + ((𝑃‘3) · (𝑃‘1))))) |
| 25 | | 3re 12346 |
. . . . . . . . . . . 12
⊢ 3 ∈
ℝ |
| 26 | | 3lt6 12451 |
. . . . . . . . . . . 12
⊢ 3 <
6 |
| 27 | 25, 26 | gtneii 11347 |
. . . . . . . . . . 11
⊢ 6 ≠
3 |
| 28 | | neeq1 3019 |
. . . . . . . . . . 11
⊢ (𝑥 = 6 → (𝑥 ≠ 3 ↔ 6 ≠ 3)) |
| 29 | 27, 28 | mpbiri 261 |
. . . . . . . . . 10
⊢ (𝑥 = 6 → 𝑥 ≠ 3) |
| 30 | 29 | neneqd 2962 |
. . . . . . . . 9
⊢ (𝑥 = 6 → ¬ 𝑥 = 3) |
| 31 | 30 | iffalsed 4496 |
. . . . . . . 8
⊢ (𝑥 = 6 → if(𝑥 = 3, ((𝑃‘3)↑2), 0) = 0) |
| 32 | 31 | oveq2d 7432 |
. . . . . . 7
⊢ (𝑥 = 6 → ((0 + 0) + if(𝑥 = 3, ((𝑃‘3)↑2), 0)) = ((0 + 0) +
0)) |
| 33 | 32 | oveq1d 7431 |
. . . . . 6
⊢ (𝑥 = 6 → (((0 + 0) + if(𝑥 = 3, ((𝑃‘3)↑2), 0)) + ((if(𝑥 = 4, ((𝑃‘1) · (𝑃‘2)), 0) + if(𝑥 = 5, ((𝑃‘2) · (𝑃‘3)), 0)) + ((𝑃‘3) · (𝑃‘1)))) = (((0 + 0) + 0) + ((if(𝑥 = 4, ((𝑃‘1) · (𝑃‘2)), 0) + if(𝑥 = 5, ((𝑃‘2) · (𝑃‘3)), 0)) + ((𝑃‘3) · (𝑃‘1))))) |
| 34 | 14, 24, 33 | 3eqtrd 2801 |
. . . . 5
⊢ (𝑥 = 6 → (((if(𝑥 = 1, ((𝑃‘1)↑2), 0) + if(𝑥 = 2, ((𝑃‘2)↑2), 0)) + if(𝑥 = 3, ((𝑃‘3)↑2), 0)) + ((if(𝑥 = 4, ((𝑃‘1) · (𝑃‘2)), 0) + if(𝑥 = 5, ((𝑃‘2) · (𝑃‘3)), 0)) + if(𝑥 = 6, ((𝑃‘3) · (𝑃‘1)), 0))) = (((0 + 0) + 0) +
((if(𝑥 = 4, ((𝑃‘1) · (𝑃‘2)), 0) + if(𝑥 = 5, ((𝑃‘2) · (𝑃‘3)), 0)) + ((𝑃‘3) · (𝑃‘1))))) |
| 35 | | 4re 12350 |
. . . . . . . . . . . 12
⊢ 4 ∈
ℝ |
| 36 | | 4lt6 12450 |
. . . . . . . . . . . 12
⊢ 4 <
6 |
| 37 | 35, 36 | gtneii 11347 |
. . . . . . . . . . 11
⊢ 6 ≠
4 |
| 38 | | neeq1 3019 |
. . . . . . . . . . 11
⊢ (𝑥 = 6 → (𝑥 ≠ 4 ↔ 6 ≠ 4)) |
| 39 | 37, 38 | mpbiri 261 |
. . . . . . . . . 10
⊢ (𝑥 = 6 → 𝑥 ≠ 4) |
| 40 | 39 | neneqd 2962 |
. . . . . . . . 9
⊢ (𝑥 = 6 → ¬ 𝑥 = 4) |
| 41 | 40 | iffalsed 4496 |
. . . . . . . 8
⊢ (𝑥 = 6 → if(𝑥 = 4, ((𝑃‘1) · (𝑃‘2)), 0) = 0) |
| 42 | 41 | oveq1d 7431 |
. . . . . . 7
⊢ (𝑥 = 6 → (if(𝑥 = 4, ((𝑃‘1) · (𝑃‘2)), 0) + if(𝑥 = 5, ((𝑃‘2) · (𝑃‘3)), 0)) = (0 + if(𝑥 = 5, ((𝑃‘2) · (𝑃‘3)), 0))) |
| 43 | 42 | oveq1d 7431 |
. . . . . 6
⊢ (𝑥 = 6 → ((if(𝑥 = 4, ((𝑃‘1) · (𝑃‘2)), 0) + if(𝑥 = 5, ((𝑃‘2) · (𝑃‘3)), 0)) + ((𝑃‘3) · (𝑃‘1))) = ((0 + if(𝑥 = 5, ((𝑃‘2) · (𝑃‘3)), 0)) + ((𝑃‘3) · (𝑃‘1)))) |
| 44 | 43 | oveq2d 7432 |
. . . . 5
⊢ (𝑥 = 6 → (((0 + 0) + 0) +
((if(𝑥 = 4, ((𝑃‘1) · (𝑃‘2)), 0) + if(𝑥 = 5, ((𝑃‘2) · (𝑃‘3)), 0)) + ((𝑃‘3) · (𝑃‘1)))) = (((0 + 0) + 0) + ((0 +
if(𝑥 = 5, ((𝑃‘2) · (𝑃‘3)), 0)) + ((𝑃‘3) · (𝑃‘1))))) |
| 45 | | 5re 12353 |
. . . . . . . . . . . 12
⊢ 5 ∈
ℝ |
| 46 | | 5lt6 12449 |
. . . . . . . . . . . 12
⊢ 5 <
6 |
| 47 | 45, 46 | gtneii 11347 |
. . . . . . . . . . 11
⊢ 6 ≠
5 |
| 48 | | neeq1 3019 |
. . . . . . . . . . 11
⊢ (𝑥 = 6 → (𝑥 ≠ 5 ↔ 6 ≠ 5)) |
| 49 | 47, 48 | mpbiri 261 |
. . . . . . . . . 10
⊢ (𝑥 = 6 → 𝑥 ≠ 5) |
| 50 | 49 | neneqd 2962 |
. . . . . . . . 9
⊢ (𝑥 = 6 → ¬ 𝑥 = 5) |
| 51 | 50 | iffalsed 4496 |
. . . . . . . 8
⊢ (𝑥 = 6 → if(𝑥 = 5, ((𝑃‘2) · (𝑃‘3)), 0) = 0) |
| 52 | 51 | oveq2d 7432 |
. . . . . . 7
⊢ (𝑥 = 6 → (0 + if(𝑥 = 5, ((𝑃‘2) · (𝑃‘3)), 0)) = (0 + 0)) |
| 53 | 52 | oveq1d 7431 |
. . . . . 6
⊢ (𝑥 = 6 → ((0 + if(𝑥 = 5, ((𝑃‘2) · (𝑃‘3)), 0)) + ((𝑃‘3) · (𝑃‘1))) = ((0 + 0) + ((𝑃‘3) · (𝑃‘1)))) |
| 54 | 53 | oveq2d 7432 |
. . . . 5
⊢ (𝑥 = 6 → (((0 + 0) + 0) + ((0
+ if(𝑥 = 5, ((𝑃‘2) · (𝑃‘3)), 0)) + ((𝑃‘3) · (𝑃‘1)))) = (((0 + 0) + 0) +
((0 + 0) + ((𝑃‘3)
· (𝑃‘1))))) |
| 55 | 34, 44, 54 | 3eqtrd 2801 |
. . . 4
⊢ (𝑥 = 6 → (((if(𝑥 = 1, ((𝑃‘1)↑2), 0) + if(𝑥 = 2, ((𝑃‘2)↑2), 0)) + if(𝑥 = 3, ((𝑃‘3)↑2), 0)) + ((if(𝑥 = 4, ((𝑃‘1) · (𝑃‘2)), 0) + if(𝑥 = 5, ((𝑃‘2) · (𝑃‘3)), 0)) + if(𝑥 = 6, ((𝑃‘3) · (𝑃‘1)), 0))) = (((0 + 0) + 0) + ((0 + 0)
+ ((𝑃‘3) ·
(𝑃‘1))))) |
| 56 | 55 | adantl 487 |
. . 3
⊢ ((𝜑 ∧ 𝑥 = 6) → (((if(𝑥 = 1, ((𝑃‘1)↑2), 0) + if(𝑥 = 2, ((𝑃‘2)↑2), 0)) + if(𝑥 = 3, ((𝑃‘3)↑2), 0)) + ((if(𝑥 = 4, ((𝑃‘1) · (𝑃‘2)), 0) + if(𝑥 = 5, ((𝑃‘2) · (𝑃‘3)), 0)) + if(𝑥 = 6, ((𝑃‘3) · (𝑃‘1)), 0))) = (((0 + 0) + 0) + ((0 + 0)
+ ((𝑃‘3) ·
(𝑃‘1))))) |
| 57 | | 0red 11236 |
. . . . . . . . 9
⊢ ((𝜑 ∧ 𝑥 = 6) → 0 ∈
ℝ) |
| 58 | 57, 57 | readdcld 11263 |
. . . . . . . 8
⊢ ((𝜑 ∧ 𝑥 = 6) → (0 + 0) ∈
ℝ) |
| 59 | 58 | recnd 11262 |
. . . . . . 7
⊢ ((𝜑 ∧ 𝑥 = 6) → (0 + 0) ∈
ℂ) |
| 60 | 59 | addridd 11435 |
. . . . . 6
⊢ ((𝜑 ∧ 𝑥 = 6) → ((0 + 0) + 0) = (0 +
0)) |
| 61 | 60 | oveq1d 7431 |
. . . . 5
⊢ ((𝜑 ∧ 𝑥 = 6) → (((0 + 0) + 0) + ((0 + 0) +
((𝑃‘3) ·
(𝑃‘1)))) = ((0 + 0) +
((0 + 0) + ((𝑃‘3)
· (𝑃‘1))))) |
| 62 | | 00id 11410 |
. . . . . . 7
⊢ (0 + 0) =
0 |
| 63 | 62 | a1i 11 |
. . . . . 6
⊢ ((𝜑 ∧ 𝑥 = 6) → (0 + 0) = 0) |
| 64 | 63 | oveq1d 7431 |
. . . . 5
⊢ ((𝜑 ∧ 𝑥 = 6) → ((0 + 0) + ((0 + 0) + ((𝑃‘3) · (𝑃‘1)))) = (0 + ((0 + 0) +
((𝑃‘3) ·
(𝑃‘1))))) |
| 65 | 61, 64 | eqtrd 2797 |
. . . 4
⊢ ((𝜑 ∧ 𝑥 = 6) → (((0 + 0) + 0) + ((0 + 0) +
((𝑃‘3) ·
(𝑃‘1)))) = (0 + ((0 +
0) + ((𝑃‘3) ·
(𝑃‘1))))) |
| 66 | 63 | oveq1d 7431 |
. . . . 5
⊢ ((𝜑 ∧ 𝑥 = 6) → ((0 + 0) + ((𝑃‘3) · (𝑃‘1))) = (0 + ((𝑃‘3) · (𝑃‘1)))) |
| 67 | 66 | oveq2d 7432 |
. . . 4
⊢ ((𝜑 ∧ 𝑥 = 6) → (0 + ((0 + 0) + ((𝑃‘3) · (𝑃‘1)))) = (0 + (0 + ((𝑃‘3) · (𝑃‘1))))) |
| 68 | 1 | rr3fv3cld 50764 |
. . . . . . . . 9
⊢ (𝜑 → (𝑃‘3) ∈ ℝ) |
| 69 | 68 | adantr 486 |
. . . . . . . 8
⊢ ((𝜑 ∧ 𝑥 = 6) → (𝑃‘3) ∈ ℝ) |
| 70 | 1 | rr3fv1cld 50762 |
. . . . . . . . 9
⊢ (𝜑 → (𝑃‘1) ∈ ℝ) |
| 71 | 70 | adantr 486 |
. . . . . . . 8
⊢ ((𝜑 ∧ 𝑥 = 6) → (𝑃‘1) ∈ ℝ) |
| 72 | 69, 71 | remulcld 11264 |
. . . . . . 7
⊢ ((𝜑 ∧ 𝑥 = 6) → ((𝑃‘3) · (𝑃‘1)) ∈ ℝ) |
| 73 | 72 | recnd 11262 |
. . . . . 6
⊢ ((𝜑 ∧ 𝑥 = 6) → ((𝑃‘3) · (𝑃‘1)) ∈ ℂ) |
| 74 | 73 | addlidd 11436 |
. . . . 5
⊢ ((𝜑 ∧ 𝑥 = 6) → (0 + ((𝑃‘3) · (𝑃‘1))) = ((𝑃‘3) · (𝑃‘1))) |
| 75 | 74 | oveq2d 7432 |
. . . 4
⊢ ((𝜑 ∧ 𝑥 = 6) → (0 + (0 + ((𝑃‘3) · (𝑃‘1)))) = (0 + ((𝑃‘3) · (𝑃‘1)))) |
| 76 | 65, 67, 75 | 3eqtrd 2801 |
. . 3
⊢ ((𝜑 ∧ 𝑥 = 6) → (((0 + 0) + 0) + ((0 + 0) +
((𝑃‘3) ·
(𝑃‘1)))) = (0 +
((𝑃‘3) ·
(𝑃‘1)))) |
| 77 | 56, 76, 74 | 3eqtrd 2801 |
. 2
⊢ ((𝜑 ∧ 𝑥 = 6) → (((if(𝑥 = 1, ((𝑃‘1)↑2), 0) + if(𝑥 = 2, ((𝑃‘2)↑2), 0)) + if(𝑥 = 3, ((𝑃‘3)↑2), 0)) + ((if(𝑥 = 4, ((𝑃‘1) · (𝑃‘2)), 0) + if(𝑥 = 5, ((𝑃‘2) · (𝑃‘3)), 0)) + if(𝑥 = 6, ((𝑃‘3) · (𝑃‘1)), 0))) = ((𝑃‘3) · (𝑃‘1))) |
| 78 | | 1zzd 12650 |
. . 3
⊢ (𝜑 → 1 ∈
ℤ) |
| 79 | | 6nn 12355 |
. . . . 5
⊢ 6 ∈
ℕ |
| 80 | 79 | nnzi 12643 |
. . . 4
⊢ 6 ∈
ℤ |
| 81 | 80 | a1i 11 |
. . 3
⊢ (𝜑 → 6 ∈
ℤ) |
| 82 | | 6re 12356 |
. . . . 5
⊢ 6 ∈
ℝ |
| 83 | 3, 82, 4 | ltleii 11358 |
. . . 4
⊢ 1 ≤
6 |
| 84 | 83 | a1i 11 |
. . 3
⊢ (𝜑 → 1 ≤ 6) |
| 85 | 82 | leidi 11773 |
. . . 4
⊢ 6 ≤
6 |
| 86 | 85 | a1i 11 |
. . 3
⊢ (𝜑 → 6 ≤ 6) |
| 87 | 78, 81, 81, 84, 86 | elfzd 13569 |
. 2
⊢ (𝜑 → 6 ∈
(1...6)) |
| 88 | 68, 70 | remulcld 11264 |
. 2
⊢ (𝜑 → ((𝑃‘3) · (𝑃‘1)) ∈ ℝ) |
| 89 | 2, 77, 87, 88 | fvmptd 6998 |
1
⊢ (𝜑 → ((veronese‘𝑃)‘6) = ((𝑃‘3) · (𝑃‘1))) |