| 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 | | 1lt5 12448 |
. . . . . . . . . . . . 13
⊢ 1 <
5 |
| 5 | 3, 4 | gtneii 11347 |
. . . . . . . . . . . 12
⊢ 5 ≠
1 |
| 6 | | neeq1 3019 |
. . . . . . . . . . . 12
⊢ (𝑥 = 5 → (𝑥 ≠ 1 ↔ 5 ≠ 1)) |
| 7 | 5, 6 | mpbiri 261 |
. . . . . . . . . . 11
⊢ (𝑥 = 5 → 𝑥 ≠ 1) |
| 8 | 7 | neneqd 2962 |
. . . . . . . . . 10
⊢ (𝑥 = 5 → ¬ 𝑥 = 1) |
| 9 | 8 | iffalsed 4496 |
. . . . . . . . 9
⊢ (𝑥 = 5 → if(𝑥 = 1, ((𝑃‘1)↑2), 0) = 0) |
| 10 | 9 | oveq1d 7431 |
. . . . . . . 8
⊢ (𝑥 = 5 → (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 = 5 → ((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 |
. . . . . . . . 9
⊢ (𝑥 = 5 → if(𝑥 = 5, ((𝑃‘2) · (𝑃‘3)), 0) = ((𝑃‘2) · (𝑃‘3))) |
| 13 | 12 | oveq2d 7432 |
. . . . . . . 8
⊢ (𝑥 = 5 → (if(𝑥 = 4, ((𝑃‘1) · (𝑃‘2)), 0) + if(𝑥 = 5, ((𝑃‘2) · (𝑃‘3)), 0)) = (if(𝑥 = 4, ((𝑃‘1) · (𝑃‘2)), 0) + ((𝑃‘2) · (𝑃‘3)))) |
| 14 | 13 | oveq1d 7431 |
. . . . . . 7
⊢ (𝑥 = 5 → ((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) + ((𝑃‘2) · (𝑃‘3))) + if(𝑥 = 6, ((𝑃‘3) · (𝑃‘1)), 0))) |
| 15 | 11, 14 | oveq12d 7434 |
. . . . . 6
⊢ (𝑥 = 5 → (((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) + ((𝑃‘2) · (𝑃‘3))) + if(𝑥 = 6, ((𝑃‘3) · (𝑃‘1)), 0)))) |
| 16 | | 2re 12340 |
. . . . . . . . . . . . 13
⊢ 2 ∈
ℝ |
| 17 | | 2lt5 12447 |
. . . . . . . . . . . . 13
⊢ 2 <
5 |
| 18 | 16, 17 | gtneii 11347 |
. . . . . . . . . . . 12
⊢ 5 ≠
2 |
| 19 | | neeq1 3019 |
. . . . . . . . . . . 12
⊢ (𝑥 = 5 → (𝑥 ≠ 2 ↔ 5 ≠ 2)) |
| 20 | 18, 19 | mpbiri 261 |
. . . . . . . . . . 11
⊢ (𝑥 = 5 → 𝑥 ≠ 2) |
| 21 | 20 | neneqd 2962 |
. . . . . . . . . 10
⊢ (𝑥 = 5 → ¬ 𝑥 = 2) |
| 22 | 21 | iffalsed 4496 |
. . . . . . . . 9
⊢ (𝑥 = 5 → if(𝑥 = 2, ((𝑃‘2)↑2), 0) = 0) |
| 23 | 22 | oveq2d 7432 |
. . . . . . . 8
⊢ (𝑥 = 5 → (0 + if(𝑥 = 2, ((𝑃‘2)↑2), 0)) = (0 +
0)) |
| 24 | 23 | oveq1d 7431 |
. . . . . . 7
⊢ (𝑥 = 5 → ((0 + if(𝑥 = 2, ((𝑃‘2)↑2), 0)) + if(𝑥 = 3, ((𝑃‘3)↑2), 0)) = ((0 + 0) + if(𝑥 = 3, ((𝑃‘3)↑2), 0))) |
| 25 | 24 | oveq1d 7431 |
. . . . . 6
⊢ (𝑥 = 5 → (((0 + if(𝑥 = 2, ((𝑃‘2)↑2), 0)) + if(𝑥 = 3, ((𝑃‘3)↑2), 0)) + ((if(𝑥 = 4, ((𝑃‘1) · (𝑃‘2)), 0) + ((𝑃‘2) · (𝑃‘3))) + if(𝑥 = 6, ((𝑃‘3) · (𝑃‘1)), 0))) = (((0 + 0) + if(𝑥 = 3, ((𝑃‘3)↑2), 0)) + ((if(𝑥 = 4, ((𝑃‘1) · (𝑃‘2)), 0) + ((𝑃‘2) · (𝑃‘3))) + if(𝑥 = 6, ((𝑃‘3) · (𝑃‘1)), 0)))) |
| 26 | | 3re 12346 |
. . . . . . . . . . . 12
⊢ 3 ∈
ℝ |
| 27 | | 3lt5 12446 |
. . . . . . . . . . . 12
⊢ 3 <
5 |
| 28 | 26, 27 | gtneii 11347 |
. . . . . . . . . . 11
⊢ 5 ≠
3 |
| 29 | | neeq1 3019 |
. . . . . . . . . . 11
⊢ (𝑥 = 5 → (𝑥 ≠ 3 ↔ 5 ≠ 3)) |
| 30 | 28, 29 | mpbiri 261 |
. . . . . . . . . 10
⊢ (𝑥 = 5 → 𝑥 ≠ 3) |
| 31 | 30 | neneqd 2962 |
. . . . . . . . 9
⊢ (𝑥 = 5 → ¬ 𝑥 = 3) |
| 32 | 31 | iffalsed 4496 |
. . . . . . . 8
⊢ (𝑥 = 5 → if(𝑥 = 3, ((𝑃‘3)↑2), 0) = 0) |
| 33 | 32 | oveq2d 7432 |
. . . . . . 7
⊢ (𝑥 = 5 → ((0 + 0) + if(𝑥 = 3, ((𝑃‘3)↑2), 0)) = ((0 + 0) +
0)) |
| 34 | 33 | oveq1d 7431 |
. . . . . 6
⊢ (𝑥 = 5 → (((0 + 0) + if(𝑥 = 3, ((𝑃‘3)↑2), 0)) + ((if(𝑥 = 4, ((𝑃‘1) · (𝑃‘2)), 0) + ((𝑃‘2) · (𝑃‘3))) + if(𝑥 = 6, ((𝑃‘3) · (𝑃‘1)), 0))) = (((0 + 0) + 0) +
((if(𝑥 = 4, ((𝑃‘1) · (𝑃‘2)), 0) + ((𝑃‘2) · (𝑃‘3))) + if(𝑥 = 6, ((𝑃‘3) · (𝑃‘1)), 0)))) |
| 35 | 15, 25, 34 | 3eqtrd 2801 |
. . . . 5
⊢ (𝑥 = 5 → (((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) + ((𝑃‘2) · (𝑃‘3))) + if(𝑥 = 6, ((𝑃‘3) · (𝑃‘1)), 0)))) |
| 36 | | 4re 12350 |
. . . . . . . . . . . 12
⊢ 4 ∈
ℝ |
| 37 | | 4lt5 12445 |
. . . . . . . . . . . 12
⊢ 4 <
5 |
| 38 | 36, 37 | gtneii 11347 |
. . . . . . . . . . 11
⊢ 5 ≠
4 |
| 39 | | neeq1 3019 |
. . . . . . . . . . 11
⊢ (𝑥 = 5 → (𝑥 ≠ 4 ↔ 5 ≠ 4)) |
| 40 | 38, 39 | mpbiri 261 |
. . . . . . . . . 10
⊢ (𝑥 = 5 → 𝑥 ≠ 4) |
| 41 | 40 | neneqd 2962 |
. . . . . . . . 9
⊢ (𝑥 = 5 → ¬ 𝑥 = 4) |
| 42 | 41 | iffalsed 4496 |
. . . . . . . 8
⊢ (𝑥 = 5 → if(𝑥 = 4, ((𝑃‘1) · (𝑃‘2)), 0) = 0) |
| 43 | 42 | oveq1d 7431 |
. . . . . . 7
⊢ (𝑥 = 5 → (if(𝑥 = 4, ((𝑃‘1) · (𝑃‘2)), 0) + ((𝑃‘2) · (𝑃‘3))) = (0 + ((𝑃‘2) · (𝑃‘3)))) |
| 44 | 43 | oveq1d 7431 |
. . . . . 6
⊢ (𝑥 = 5 → ((if(𝑥 = 4, ((𝑃‘1) · (𝑃‘2)), 0) + ((𝑃‘2) · (𝑃‘3))) + if(𝑥 = 6, ((𝑃‘3) · (𝑃‘1)), 0)) = ((0 + ((𝑃‘2) · (𝑃‘3))) + if(𝑥 = 6, ((𝑃‘3) · (𝑃‘1)), 0))) |
| 45 | 44 | oveq2d 7432 |
. . . . 5
⊢ (𝑥 = 5 → (((0 + 0) + 0) +
((if(𝑥 = 4, ((𝑃‘1) · (𝑃‘2)), 0) + ((𝑃‘2) · (𝑃‘3))) + if(𝑥 = 6, ((𝑃‘3) · (𝑃‘1)), 0))) = (((0 + 0) + 0) + ((0 +
((𝑃‘2) ·
(𝑃‘3))) + if(𝑥 = 6, ((𝑃‘3) · (𝑃‘1)), 0)))) |
| 46 | | 5re 12353 |
. . . . . . . . . . 11
⊢ 5 ∈
ℝ |
| 47 | | 5lt6 12449 |
. . . . . . . . . . 11
⊢ 5 <
6 |
| 48 | 46, 47 | ltneii 11348 |
. . . . . . . . . 10
⊢ 5 ≠
6 |
| 49 | | neeq1 3019 |
. . . . . . . . . 10
⊢ (𝑥 = 5 → (𝑥 ≠ 6 ↔ 5 ≠ 6)) |
| 50 | 48, 49 | mpbiri 261 |
. . . . . . . . 9
⊢ (𝑥 = 5 → 𝑥 ≠ 6) |
| 51 | 50 | neneqd 2962 |
. . . . . . . 8
⊢ (𝑥 = 5 → ¬ 𝑥 = 6) |
| 52 | 51 | iffalsed 4496 |
. . . . . . 7
⊢ (𝑥 = 5 → if(𝑥 = 6, ((𝑃‘3) · (𝑃‘1)), 0) = 0) |
| 53 | 52 | oveq2d 7432 |
. . . . . 6
⊢ (𝑥 = 5 → ((0 + ((𝑃‘2) · (𝑃‘3))) + if(𝑥 = 6, ((𝑃‘3) · (𝑃‘1)), 0)) = ((0 + ((𝑃‘2) · (𝑃‘3))) + 0)) |
| 54 | 53 | oveq2d 7432 |
. . . . 5
⊢ (𝑥 = 5 → (((0 + 0) + 0) + ((0
+ ((𝑃‘2) ·
(𝑃‘3))) + if(𝑥 = 6, ((𝑃‘3) · (𝑃‘1)), 0))) = (((0 + 0) + 0) + ((0 +
((𝑃‘2) ·
(𝑃‘3))) +
0))) |
| 55 | 35, 45, 54 | 3eqtrd 2801 |
. . . 4
⊢ (𝑥 = 5 → (((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 +
((𝑃‘2) ·
(𝑃‘3))) +
0))) |
| 56 | 55 | adantl 487 |
. . 3
⊢ ((𝜑 ∧ 𝑥 = 5) → (((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 +
((𝑃‘2) ·
(𝑃‘3))) +
0))) |
| 57 | | 0red 11236 |
. . . . . . . . 9
⊢ ((𝜑 ∧ 𝑥 = 5) → 0 ∈
ℝ) |
| 58 | 57, 57 | readdcld 11263 |
. . . . . . . 8
⊢ ((𝜑 ∧ 𝑥 = 5) → (0 + 0) ∈
ℝ) |
| 59 | 58 | recnd 11262 |
. . . . . . 7
⊢ ((𝜑 ∧ 𝑥 = 5) → (0 + 0) ∈
ℂ) |
| 60 | 59 | addridd 11435 |
. . . . . 6
⊢ ((𝜑 ∧ 𝑥 = 5) → ((0 + 0) + 0) = (0 +
0)) |
| 61 | 60 | oveq1d 7431 |
. . . . 5
⊢ ((𝜑 ∧ 𝑥 = 5) → (((0 + 0) + 0) + ((0 + ((𝑃‘2) · (𝑃‘3))) + 0)) = ((0 + 0) +
((0 + ((𝑃‘2) ·
(𝑃‘3))) +
0))) |
| 62 | | 00id 11410 |
. . . . . . 7
⊢ (0 + 0) =
0 |
| 63 | 62 | a1i 11 |
. . . . . 6
⊢ ((𝜑 ∧ 𝑥 = 5) → (0 + 0) = 0) |
| 64 | 63 | oveq1d 7431 |
. . . . 5
⊢ ((𝜑 ∧ 𝑥 = 5) → ((0 + 0) + ((0 + ((𝑃‘2) · (𝑃‘3))) + 0)) = (0 + ((0 +
((𝑃‘2) ·
(𝑃‘3))) +
0))) |
| 65 | 61, 64 | eqtrd 2797 |
. . . 4
⊢ ((𝜑 ∧ 𝑥 = 5) → (((0 + 0) + 0) + ((0 + ((𝑃‘2) · (𝑃‘3))) + 0)) = (0 + ((0 +
((𝑃‘2) ·
(𝑃‘3))) +
0))) |
| 66 | 1 | rr3fv2cld 50763 |
. . . . . . . . . 10
⊢ (𝜑 → (𝑃‘2) ∈ ℝ) |
| 67 | 66 | adantr 486 |
. . . . . . . . 9
⊢ ((𝜑 ∧ 𝑥 = 5) → (𝑃‘2) ∈ ℝ) |
| 68 | 1 | rr3fv3cld 50764 |
. . . . . . . . . 10
⊢ (𝜑 → (𝑃‘3) ∈ ℝ) |
| 69 | 68 | adantr 486 |
. . . . . . . . 9
⊢ ((𝜑 ∧ 𝑥 = 5) → (𝑃‘3) ∈ ℝ) |
| 70 | 67, 69 | remulcld 11264 |
. . . . . . . 8
⊢ ((𝜑 ∧ 𝑥 = 5) → ((𝑃‘2) · (𝑃‘3)) ∈ ℝ) |
| 71 | 57, 70 | readdcld 11263 |
. . . . . . 7
⊢ ((𝜑 ∧ 𝑥 = 5) → (0 + ((𝑃‘2) · (𝑃‘3))) ∈ ℝ) |
| 72 | 71 | recnd 11262 |
. . . . . 6
⊢ ((𝜑 ∧ 𝑥 = 5) → (0 + ((𝑃‘2) · (𝑃‘3))) ∈ ℂ) |
| 73 | 72 | addridd 11435 |
. . . . 5
⊢ ((𝜑 ∧ 𝑥 = 5) → ((0 + ((𝑃‘2) · (𝑃‘3))) + 0) = (0 + ((𝑃‘2) · (𝑃‘3)))) |
| 74 | 73 | oveq2d 7432 |
. . . 4
⊢ ((𝜑 ∧ 𝑥 = 5) → (0 + ((0 + ((𝑃‘2) · (𝑃‘3))) + 0)) = (0 + (0 + ((𝑃‘2) · (𝑃‘3))))) |
| 75 | 70 | recnd 11262 |
. . . . . 6
⊢ ((𝜑 ∧ 𝑥 = 5) → ((𝑃‘2) · (𝑃‘3)) ∈ ℂ) |
| 76 | 75 | addlidd 11436 |
. . . . 5
⊢ ((𝜑 ∧ 𝑥 = 5) → (0 + ((𝑃‘2) · (𝑃‘3))) = ((𝑃‘2) · (𝑃‘3))) |
| 77 | 76 | oveq2d 7432 |
. . . 4
⊢ ((𝜑 ∧ 𝑥 = 5) → (0 + (0 + ((𝑃‘2) · (𝑃‘3)))) = (0 + ((𝑃‘2) · (𝑃‘3)))) |
| 78 | 65, 74, 77 | 3eqtrd 2801 |
. . 3
⊢ ((𝜑 ∧ 𝑥 = 5) → (((0 + 0) + 0) + ((0 + ((𝑃‘2) · (𝑃‘3))) + 0)) = (0 + ((𝑃‘2) · (𝑃‘3)))) |
| 79 | 56, 78, 76 | 3eqtrd 2801 |
. 2
⊢ ((𝜑 ∧ 𝑥 = 5) → (((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‘2) · (𝑃‘3))) |
| 80 | | 1zzd 12650 |
. . 3
⊢ (𝜑 → 1 ∈
ℤ) |
| 81 | | 6nn 12355 |
. . . . 5
⊢ 6 ∈
ℕ |
| 82 | 81 | nnzi 12643 |
. . . 4
⊢ 6 ∈
ℤ |
| 83 | 82 | a1i 11 |
. . 3
⊢ (𝜑 → 6 ∈
ℤ) |
| 84 | | 5nn 12352 |
. . . . 5
⊢ 5 ∈
ℕ |
| 85 | 84 | nnzi 12643 |
. . . 4
⊢ 5 ∈
ℤ |
| 86 | 85 | a1i 11 |
. . 3
⊢ (𝜑 → 5 ∈
ℤ) |
| 87 | 3, 46, 4 | ltleii 11358 |
. . . 4
⊢ 1 ≤
5 |
| 88 | 87 | a1i 11 |
. . 3
⊢ (𝜑 → 1 ≤ 5) |
| 89 | | 6re 12356 |
. . . . 5
⊢ 6 ∈
ℝ |
| 90 | 46, 89, 47 | ltleii 11358 |
. . . 4
⊢ 5 ≤
6 |
| 91 | 90 | a1i 11 |
. . 3
⊢ (𝜑 → 5 ≤ 6) |
| 92 | 80, 83, 86, 88, 91 | elfzd 13569 |
. 2
⊢ (𝜑 → 5 ∈
(1...6)) |
| 93 | 66, 68 | remulcld 11264 |
. 2
⊢ (𝜑 → ((𝑃‘2) · (𝑃‘3)) ∈ ℝ) |
| 94 | 2, 79, 92, 93 | fvmptd 6998 |
1
⊢ (𝜑 → ((veronese‘𝑃)‘5) = ((𝑃‘2) · (𝑃‘3))) |