| 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 | | iftrue 4491 |
. . . . . . . . 9
⊢ (𝑥 = 3 → if(𝑥 = 3, ((𝑃‘3)↑2), 0) = ((𝑃‘3)↑2)) |
| 4 | 3 | oveq2d 7432 |
. . . . . . . 8
⊢ (𝑥 = 3 → ((if(𝑥 = 1, ((𝑃‘1)↑2), 0) + if(𝑥 = 2, ((𝑃‘2)↑2), 0)) + if(𝑥 = 3, ((𝑃‘3)↑2), 0)) = ((if(𝑥 = 1, ((𝑃‘1)↑2), 0) + if(𝑥 = 2, ((𝑃‘2)↑2), 0)) + ((𝑃‘3)↑2))) |
| 5 | 4 | oveq1d 7431 |
. . . . . . 7
⊢ (𝑥 = 3 → (((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))) = (((if(𝑥 = 1, ((𝑃‘1)↑2), 0) + if(𝑥 = 2, ((𝑃‘2)↑2), 0)) + ((𝑃‘3)↑2)) + ((if(𝑥 = 4, ((𝑃‘1) · (𝑃‘2)), 0) + if(𝑥 = 5, ((𝑃‘2) · (𝑃‘3)), 0)) + if(𝑥 = 6, ((𝑃‘3) · (𝑃‘1)), 0)))) |
| 6 | | 1ne3 50756 |
. . . . . . . . . . . . . 14
⊢ 1 ≠
3 |
| 7 | 6 | necomi 3011 |
. . . . . . . . . . . . 13
⊢ 3 ≠
1 |
| 8 | | neeq1 3019 |
. . . . . . . . . . . . 13
⊢ (𝑥 = 3 → (𝑥 ≠ 1 ↔ 3 ≠ 1)) |
| 9 | 7, 8 | mpbiri 261 |
. . . . . . . . . . . 12
⊢ (𝑥 = 3 → 𝑥 ≠ 1) |
| 10 | 9 | neneqd 2962 |
. . . . . . . . . . 11
⊢ (𝑥 = 3 → ¬ 𝑥 = 1) |
| 11 | 10 | iffalsed 4496 |
. . . . . . . . . 10
⊢ (𝑥 = 3 → if(𝑥 = 1, ((𝑃‘1)↑2), 0) = 0) |
| 12 | 11 | oveq1d 7431 |
. . . . . . . . 9
⊢ (𝑥 = 3 → (if(𝑥 = 1, ((𝑃‘1)↑2), 0) + if(𝑥 = 2, ((𝑃‘2)↑2), 0)) = (0 + if(𝑥 = 2, ((𝑃‘2)↑2), 0))) |
| 13 | 12 | oveq1d 7431 |
. . . . . . . 8
⊢ (𝑥 = 3 → ((if(𝑥 = 1, ((𝑃‘1)↑2), 0) + if(𝑥 = 2, ((𝑃‘2)↑2), 0)) + ((𝑃‘3)↑2)) = ((0 + if(𝑥 = 2, ((𝑃‘2)↑2), 0)) + ((𝑃‘3)↑2))) |
| 14 | 13 | oveq1d 7431 |
. . . . . . 7
⊢ (𝑥 = 3 → (((if(𝑥 = 1, ((𝑃‘1)↑2), 0) + if(𝑥 = 2, ((𝑃‘2)↑2), 0)) + ((𝑃‘3)↑2)) + ((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)) + ((𝑃‘3)↑2)) + ((if(𝑥 = 4, ((𝑃‘1) · (𝑃‘2)), 0) + if(𝑥 = 5, ((𝑃‘2) · (𝑃‘3)), 0)) + if(𝑥 = 6, ((𝑃‘3) · (𝑃‘1)), 0)))) |
| 15 | 5, 14 | eqtrd 2797 |
. . . . . 6
⊢ (𝑥 = 3 → (((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)) + ((𝑃‘3)↑2)) + ((if(𝑥 = 4, ((𝑃‘1) · (𝑃‘2)), 0) + if(𝑥 = 5, ((𝑃‘2) · (𝑃‘3)), 0)) + if(𝑥 = 6, ((𝑃‘3) · (𝑃‘1)), 0)))) |
| 16 | | 2ne3 50757 |
. . . . . . . . . . . . 13
⊢ 2 ≠
3 |
| 17 | 16 | necomi 3011 |
. . . . . . . . . . . 12
⊢ 3 ≠
2 |
| 18 | | neeq1 3019 |
. . . . . . . . . . . 12
⊢ (𝑥 = 3 → (𝑥 ≠ 2 ↔ 3 ≠ 2)) |
| 19 | 17, 18 | mpbiri 261 |
. . . . . . . . . . 11
⊢ (𝑥 = 3 → 𝑥 ≠ 2) |
| 20 | 19 | neneqd 2962 |
. . . . . . . . . 10
⊢ (𝑥 = 3 → ¬ 𝑥 = 2) |
| 21 | 20 | iffalsed 4496 |
. . . . . . . . 9
⊢ (𝑥 = 3 → if(𝑥 = 2, ((𝑃‘2)↑2), 0) = 0) |
| 22 | 21 | oveq2d 7432 |
. . . . . . . 8
⊢ (𝑥 = 3 → (0 + if(𝑥 = 2, ((𝑃‘2)↑2), 0)) = (0 +
0)) |
| 23 | 22 | oveq1d 7431 |
. . . . . . 7
⊢ (𝑥 = 3 → ((0 + if(𝑥 = 2, ((𝑃‘2)↑2), 0)) + ((𝑃‘3)↑2)) = ((0 + 0) + ((𝑃‘3)↑2))) |
| 24 | 23 | oveq1d 7431 |
. . . . . 6
⊢ (𝑥 = 3 → (((0 + if(𝑥 = 2, ((𝑃‘2)↑2), 0)) + ((𝑃‘3)↑2)) + ((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) + ((𝑃‘3)↑2)) + ((if(𝑥 = 4, ((𝑃‘1) · (𝑃‘2)), 0) + if(𝑥 = 5, ((𝑃‘2) · (𝑃‘3)), 0)) + if(𝑥 = 6, ((𝑃‘3) · (𝑃‘1)), 0)))) |
| 25 | | 3re 12346 |
. . . . . . . . . . . . 13
⊢ 3 ∈
ℝ |
| 26 | | 3lt4 12442 |
. . . . . . . . . . . . 13
⊢ 3 <
4 |
| 27 | 25, 26 | ltneii 11348 |
. . . . . . . . . . . 12
⊢ 3 ≠
4 |
| 28 | | neeq1 3019 |
. . . . . . . . . . . 12
⊢ (𝑥 = 3 → (𝑥 ≠ 4 ↔ 3 ≠ 4)) |
| 29 | 27, 28 | mpbiri 261 |
. . . . . . . . . . 11
⊢ (𝑥 = 3 → 𝑥 ≠ 4) |
| 30 | 29 | neneqd 2962 |
. . . . . . . . . 10
⊢ (𝑥 = 3 → ¬ 𝑥 = 4) |
| 31 | 30 | iffalsed 4496 |
. . . . . . . . 9
⊢ (𝑥 = 3 → if(𝑥 = 4, ((𝑃‘1) · (𝑃‘2)), 0) = 0) |
| 32 | 31 | oveq1d 7431 |
. . . . . . . 8
⊢ (𝑥 = 3 → (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))) |
| 33 | 32 | oveq1d 7431 |
. . . . . . 7
⊢ (𝑥 = 3 → ((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 = 5, ((𝑃‘2) · (𝑃‘3)), 0)) + if(𝑥 = 6, ((𝑃‘3) · (𝑃‘1)), 0))) |
| 34 | 33 | oveq2d 7432 |
. . . . . 6
⊢ (𝑥 = 3 → (((0 + 0) + ((𝑃‘3)↑2)) + ((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) + ((𝑃‘3)↑2)) + ((0 +
if(𝑥 = 5, ((𝑃‘2) · (𝑃‘3)), 0)) + if(𝑥 = 6, ((𝑃‘3) · (𝑃‘1)), 0)))) |
| 35 | 15, 24, 34 | 3eqtrd 2801 |
. . . . 5
⊢ (𝑥 = 3 → (((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) + ((𝑃‘3)↑2)) + ((0 +
if(𝑥 = 5, ((𝑃‘2) · (𝑃‘3)), 0)) + if(𝑥 = 6, ((𝑃‘3) · (𝑃‘1)), 0)))) |
| 36 | | 3lt5 12446 |
. . . . . . . . . . . 12
⊢ 3 <
5 |
| 37 | 25, 36 | ltneii 11348 |
. . . . . . . . . . 11
⊢ 3 ≠
5 |
| 38 | | neeq1 3019 |
. . . . . . . . . . 11
⊢ (𝑥 = 3 → (𝑥 ≠ 5 ↔ 3 ≠ 5)) |
| 39 | 37, 38 | mpbiri 261 |
. . . . . . . . . 10
⊢ (𝑥 = 3 → 𝑥 ≠ 5) |
| 40 | 39 | neneqd 2962 |
. . . . . . . . 9
⊢ (𝑥 = 3 → ¬ 𝑥 = 5) |
| 41 | 40 | iffalsed 4496 |
. . . . . . . 8
⊢ (𝑥 = 3 → if(𝑥 = 5, ((𝑃‘2) · (𝑃‘3)), 0) = 0) |
| 42 | 41 | oveq2d 7432 |
. . . . . . 7
⊢ (𝑥 = 3 → (0 + if(𝑥 = 5, ((𝑃‘2) · (𝑃‘3)), 0)) = (0 + 0)) |
| 43 | 42 | oveq1d 7431 |
. . . . . 6
⊢ (𝑥 = 3 → ((0 + if(𝑥 = 5, ((𝑃‘2) · (𝑃‘3)), 0)) + if(𝑥 = 6, ((𝑃‘3) · (𝑃‘1)), 0)) = ((0 + 0) + if(𝑥 = 6, ((𝑃‘3) · (𝑃‘1)), 0))) |
| 44 | 43 | oveq2d 7432 |
. . . . 5
⊢ (𝑥 = 3 → (((0 + 0) + ((𝑃‘3)↑2)) + ((0 +
if(𝑥 = 5, ((𝑃‘2) · (𝑃‘3)), 0)) + if(𝑥 = 6, ((𝑃‘3) · (𝑃‘1)), 0))) = (((0 + 0) + ((𝑃‘3)↑2)) + ((0 + 0) +
if(𝑥 = 6, ((𝑃‘3) · (𝑃‘1)),
0)))) |
| 45 | | 3lt6 12451 |
. . . . . . . . . . 11
⊢ 3 <
6 |
| 46 | 25, 45 | ltneii 11348 |
. . . . . . . . . 10
⊢ 3 ≠
6 |
| 47 | | neeq1 3019 |
. . . . . . . . . 10
⊢ (𝑥 = 3 → (𝑥 ≠ 6 ↔ 3 ≠ 6)) |
| 48 | 46, 47 | mpbiri 261 |
. . . . . . . . 9
⊢ (𝑥 = 3 → 𝑥 ≠ 6) |
| 49 | 48 | neneqd 2962 |
. . . . . . . 8
⊢ (𝑥 = 3 → ¬ 𝑥 = 6) |
| 50 | 49 | iffalsed 4496 |
. . . . . . 7
⊢ (𝑥 = 3 → if(𝑥 = 6, ((𝑃‘3) · (𝑃‘1)), 0) = 0) |
| 51 | 50 | oveq2d 7432 |
. . . . . 6
⊢ (𝑥 = 3 → ((0 + 0) + if(𝑥 = 6, ((𝑃‘3) · (𝑃‘1)), 0)) = ((0 + 0) +
0)) |
| 52 | 51 | oveq2d 7432 |
. . . . 5
⊢ (𝑥 = 3 → (((0 + 0) + ((𝑃‘3)↑2)) + ((0 + 0) +
if(𝑥 = 6, ((𝑃‘3) · (𝑃‘1)), 0))) = (((0 + 0) +
((𝑃‘3)↑2)) + ((0
+ 0) + 0))) |
| 53 | 35, 44, 52 | 3eqtrd 2801 |
. . . 4
⊢ (𝑥 = 3 → (((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) + ((𝑃‘3)↑2)) + ((0 + 0) +
0))) |
| 54 | 53 | adantl 487 |
. . 3
⊢ ((𝜑 ∧ 𝑥 = 3) → (((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) + ((𝑃‘3)↑2)) + ((0 + 0) +
0))) |
| 55 | | 00id 11410 |
. . . . . . . 8
⊢ (0 + 0) =
0 |
| 56 | 55 | a1i 11 |
. . . . . . 7
⊢ ((𝜑 ∧ 𝑥 = 3) → (0 + 0) = 0) |
| 57 | 56 | oveq1d 7431 |
. . . . . 6
⊢ ((𝜑 ∧ 𝑥 = 3) → ((0 + 0) + ((𝑃‘3)↑2)) = (0 + ((𝑃‘3)↑2))) |
| 58 | 57 | oveq1d 7431 |
. . . . 5
⊢ ((𝜑 ∧ 𝑥 = 3) → (((0 + 0) + ((𝑃‘3)↑2)) + ((0 + 0) + 0)) = ((0 +
((𝑃‘3)↑2)) + ((0
+ 0) + 0))) |
| 59 | 1 | rr3fv3cld 50764 |
. . . . . . . . . 10
⊢ (𝜑 → (𝑃‘3) ∈ ℝ) |
| 60 | 59 | adantr 486 |
. . . . . . . . 9
⊢ ((𝜑 ∧ 𝑥 = 3) → (𝑃‘3) ∈ ℝ) |
| 61 | 60 | resqcld 14189 |
. . . . . . . 8
⊢ ((𝜑 ∧ 𝑥 = 3) → ((𝑃‘3)↑2) ∈
ℝ) |
| 62 | 61 | recnd 11262 |
. . . . . . 7
⊢ ((𝜑 ∧ 𝑥 = 3) → ((𝑃‘3)↑2) ∈
ℂ) |
| 63 | 62 | addlidd 11436 |
. . . . . 6
⊢ ((𝜑 ∧ 𝑥 = 3) → (0 + ((𝑃‘3)↑2)) = ((𝑃‘3)↑2)) |
| 64 | 63 | oveq1d 7431 |
. . . . 5
⊢ ((𝜑 ∧ 𝑥 = 3) → ((0 + ((𝑃‘3)↑2)) + ((0 + 0) + 0)) =
(((𝑃‘3)↑2) + ((0
+ 0) + 0))) |
| 65 | 58, 64 | eqtrd 2797 |
. . . 4
⊢ ((𝜑 ∧ 𝑥 = 3) → (((0 + 0) + ((𝑃‘3)↑2)) + ((0 + 0) + 0)) =
(((𝑃‘3)↑2) + ((0
+ 0) + 0))) |
| 66 | | 0red 11236 |
. . . . . . . 8
⊢ ((𝜑 ∧ 𝑥 = 3) → 0 ∈
ℝ) |
| 67 | 66, 66 | readdcld 11263 |
. . . . . . 7
⊢ ((𝜑 ∧ 𝑥 = 3) → (0 + 0) ∈
ℝ) |
| 68 | 67 | recnd 11262 |
. . . . . 6
⊢ ((𝜑 ∧ 𝑥 = 3) → (0 + 0) ∈
ℂ) |
| 69 | 68 | addridd 11435 |
. . . . 5
⊢ ((𝜑 ∧ 𝑥 = 3) → ((0 + 0) + 0) = (0 +
0)) |
| 70 | 69 | oveq2d 7432 |
. . . 4
⊢ ((𝜑 ∧ 𝑥 = 3) → (((𝑃‘3)↑2) + ((0 + 0) + 0)) =
(((𝑃‘3)↑2) + (0
+ 0))) |
| 71 | 56 | oveq2d 7432 |
. . . 4
⊢ ((𝜑 ∧ 𝑥 = 3) → (((𝑃‘3)↑2) + (0 + 0)) = (((𝑃‘3)↑2) +
0)) |
| 72 | 65, 70, 71 | 3eqtrd 2801 |
. . 3
⊢ ((𝜑 ∧ 𝑥 = 3) → (((0 + 0) + ((𝑃‘3)↑2)) + ((0 + 0) + 0)) =
(((𝑃‘3)↑2) +
0)) |
| 73 | 62 | addridd 11435 |
. . 3
⊢ ((𝜑 ∧ 𝑥 = 3) → (((𝑃‘3)↑2) + 0) = ((𝑃‘3)↑2)) |
| 74 | 54, 72, 73 | 3eqtrd 2801 |
. 2
⊢ ((𝜑 ∧ 𝑥 = 3) → (((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)↑2)) |
| 75 | | 1zzd 12650 |
. . 3
⊢ (𝜑 → 1 ∈
ℤ) |
| 76 | | 6nn 12355 |
. . . . 5
⊢ 6 ∈
ℕ |
| 77 | 76 | nnzi 12643 |
. . . 4
⊢ 6 ∈
ℤ |
| 78 | 77 | a1i 11 |
. . 3
⊢ (𝜑 → 6 ∈
ℤ) |
| 79 | | 3z 12652 |
. . . 4
⊢ 3 ∈
ℤ |
| 80 | 79 | a1i 11 |
. . 3
⊢ (𝜑 → 3 ∈
ℤ) |
| 81 | | 1le3 12480 |
. . . 4
⊢ 1 ≤
3 |
| 82 | 81 | a1i 11 |
. . 3
⊢ (𝜑 → 1 ≤ 3) |
| 83 | | 6re 12356 |
. . . . 5
⊢ 6 ∈
ℝ |
| 84 | 25, 83, 45 | ltleii 11358 |
. . . 4
⊢ 3 ≤
6 |
| 85 | 84 | a1i 11 |
. . 3
⊢ (𝜑 → 3 ≤ 6) |
| 86 | 75, 78, 80, 82, 85 | elfzd 13569 |
. 2
⊢ (𝜑 → 3 ∈
(1...6)) |
| 87 | 59 | resqcld 14189 |
. 2
⊢ (𝜑 → ((𝑃‘3)↑2) ∈
ℝ) |
| 88 | 2, 74, 86, 87 | fvmptd 6998 |
1
⊢ (𝜑 → ((veronese‘𝑃)‘3) = ((𝑃‘3)↑2)) |