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| Mirrors > Home > MPE Home > Th. List > Mathboxes > pell1qrss14 | Structured version Visualization version GIF version | ||
| Description: First-quadrant Pell solutions are a subset of the positive solutions. (Contributed by Stefan O'Rear, 18-Sep-2014.) |
| Ref | Expression |
|---|---|
| pell1qrss14 | ⊢ (𝐷 ∈ (ℕ ∖ ◻NN) → (Pell1QR‘𝐷) ⊆ (Pell14QR‘𝐷)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | nn0z 12747 | . . . . . . . 8 ⊢ (𝑏 ∈ ℕ0 → 𝑏 ∈ ℤ) | |
| 2 | 1 | a1i 11 | . . . . . . 7 ⊢ (𝐷 ∈ (ℕ ∖ ◻NN) → (𝑏 ∈ ℕ0 → 𝑏 ∈ ℤ)) |
| 3 | 2 | anim1d 623 | . . . . . 6 ⊢ (𝐷 ∈ (ℕ ∖ ◻NN) → ((𝑏 ∈ ℕ0 ∧ (𝑎 = (𝑐 + ((√‘𝐷) · 𝑏)) ∧ ((𝑐↑2) − (𝐷 · (𝑏↑2))) = 1)) → (𝑏 ∈ ℤ ∧ (𝑎 = (𝑐 + ((√‘𝐷) · 𝑏)) ∧ ((𝑐↑2) − (𝐷 · (𝑏↑2))) = 1)))) |
| 4 | 3 | reximdv2 3176 | . . . . 5 ⊢ (𝐷 ∈ (ℕ ∖ ◻NN) → (∃𝑏 ∈ ℕ0 (𝑎 = (𝑐 + ((√‘𝐷) · 𝑏)) ∧ ((𝑐↑2) − (𝐷 · (𝑏↑2))) = 1) → ∃𝑏 ∈ ℤ (𝑎 = (𝑐 + ((√‘𝐷) · 𝑏)) ∧ ((𝑐↑2) − (𝐷 · (𝑏↑2))) = 1))) |
| 5 | 4 | reximdv 3181 | . . . 4 ⊢ (𝐷 ∈ (ℕ ∖ ◻NN) → (∃𝑐 ∈ ℕ0 ∃𝑏 ∈ ℕ0 (𝑎 = (𝑐 + ((√‘𝐷) · 𝑏)) ∧ ((𝑐↑2) − (𝐷 · (𝑏↑2))) = 1) → ∃𝑐 ∈ ℕ0 ∃𝑏 ∈ ℤ (𝑎 = (𝑐 + ((√‘𝐷) · 𝑏)) ∧ ((𝑐↑2) − (𝐷 · (𝑏↑2))) = 1))) |
| 6 | 5 | anim2d 624 | . . 3 ⊢ (𝐷 ∈ (ℕ ∖ ◻NN) → ((𝑎 ∈ ℝ ∧ ∃𝑐 ∈ ℕ0 ∃𝑏 ∈ ℕ0 (𝑎 = (𝑐 + ((√‘𝐷) · 𝑏)) ∧ ((𝑐↑2) − (𝐷 · (𝑏↑2))) = 1)) → (𝑎 ∈ ℝ ∧ ∃𝑐 ∈ ℕ0 ∃𝑏 ∈ ℤ (𝑎 = (𝑐 + ((√‘𝐷) · 𝑏)) ∧ ((𝑐↑2) − (𝐷 · (𝑏↑2))) = 1)))) |
| 7 | elpell1qr 44058 | . . 3 ⊢ (𝐷 ∈ (ℕ ∖ ◻NN) → (𝑎 ∈ (Pell1QR‘𝐷) ↔ (𝑎 ∈ ℝ ∧ ∃𝑐 ∈ ℕ0 ∃𝑏 ∈ ℕ0 (𝑎 = (𝑐 + ((√‘𝐷) · 𝑏)) ∧ ((𝑐↑2) − (𝐷 · (𝑏↑2))) = 1)))) | |
| 8 | elpell14qr 44060 | . . 3 ⊢ (𝐷 ∈ (ℕ ∖ ◻NN) → (𝑎 ∈ (Pell14QR‘𝐷) ↔ (𝑎 ∈ ℝ ∧ ∃𝑐 ∈ ℕ0 ∃𝑏 ∈ ℤ (𝑎 = (𝑐 + ((√‘𝐷) · 𝑏)) ∧ ((𝑐↑2) − (𝐷 · (𝑏↑2))) = 1)))) | |
| 9 | 6, 7, 8 | 3imtr4d 297 | . 2 ⊢ (𝐷 ∈ (ℕ ∖ ◻NN) → (𝑎 ∈ (Pell1QR‘𝐷) → 𝑎 ∈ (Pell14QR‘𝐷))) |
| 10 | 9 | ssrdv 3919 | 1 ⊢ (𝐷 ∈ (ℕ ∖ ◻NN) → (Pell1QR‘𝐷) ⊆ (Pell14QR‘𝐷)) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 ∧ wa 401 = wceq 1570 ∈ wcel 2147 ∃wrex 3090 ⊆ wss 3900 ∖ cdif 4048 ‘cfv 6561 (class class class)co 7446 ℝcr 11229 1c1 11231 + caddc 11233 · cmul 11235 − cmin 11571 ℕcn 12365 2c2 12427 ℕ0cn0 12636 ℤcz 12723 ↑cexp 14234 √csqrt 15432 ◻NNcsquarenn 44047 Pell1QRcpell1qr 44048 Pell14QRcpell14qr 44050 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1828 ax-4 1842 ax-5 1945 ax-6 2002 ax-7 2043 ax-8 2149 ax-9 2157 ax-10 2180 ax-11 2197 ax-12 2216 ax-ext 2735 ax-sep 5253 ax-nul 5264 ax-pr 5396 ax-un 7778 ax-cnex 11286 ax-resscn 11287 ax-1cn 11288 ax-icn 11289 ax-addcl 11290 ax-addrcl 11291 ax-mulcl 11292 ax-mulrcl 11293 ax-i2m1 11298 ax-1ne0 11299 ax-rnegex 11301 ax-rrecex 11302 ax-cnre 11303 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3or 1104 df-3an 1105 df-tru 1573 df-fal 1583 df-ex 1813 df-nf 1817 df-sb 2102 df-mo 2567 df-eu 2597 df-clab 2742 df-cleq 2755 df-clel 2839 df-nfc 2913 df-ne 2960 df-ral 3081 df-rex 3091 df-reu 3370 df-rab 3417 df-v 3456 df-sbc 3743 df-csb 3852 df-ss 3901 df-pss 4017 df-dif 4050 df-in 4094 df-un 4154 df-nul 4282 df-if 4486 df-pw 4562 df-sn 4589 df-pr 4591 df-op 4839 df-uni 4871 df-iun 4956 df-br 5107 df-opab 5172 df-mpt 5191 df-tr 5217 df-id 5551 df-eprel 5556 df-po 5564 df-so 5565 df-fr 5609 df-we 5611 df-xp 5662 df-rel 5663 df-cnv 5664 df-co 5665 df-dm 5666 df-rn 5667 df-res 5668 df-ima 5669 df-pred 6325 df-ord 6386 df-on 6387 df-lim 6388 df-suc 6389 df-iota 6515 df-fun 6563 df-fn 6564 df-f 6565 df-f1 6566 df-fo 6567 df-f1o 6568 df-fv 6569 df-ov 7449 df-om 7905 df-2nd 8029 df-frecs 8330 df-wrecs 8361 df-recs 8410 df-rdg 8449 df-neg 11574 df-nn 12366 df-n0 12637 df-z 12724 df-pell1qr 44053 df-pell14qr 44054 |
| This theorem is used by: elpell1qr2 44083 pellfundre 44092 pellfundge 44093 pellfundglb 44096 pellfundex 44097 pellfund14 44109 pellfund14b 44110 rmspecfund 44120 |
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