| Mathbox for Stefan O'Rear |
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| Mirrors > Home > MPE Home > Th. List > Mathboxes > eldioph3b | Structured version Visualization version GIF version | ||
| Description: Define Diophantine sets in terms of polynomials with variables indexed by ℕ. This avoids a quantifier over the number of witness variables and will be easier to use than eldiophb 43440 in most cases. (Contributed by Stefan O'Rear, 10-Oct-2014.) |
| Ref | Expression |
|---|---|
| eldioph3b | ⊢ (𝐴 ∈ (Dioph‘𝑁) ↔ (𝑁 ∈ ℕ0 ∧ ∃𝑝 ∈ (mzPoly‘ℕ)𝐴 = {𝑡 ∣ ∃𝑢 ∈ (ℕ0 ↑m ℕ)(𝑡 = (𝑢 ↾ (1...𝑁)) ∧ (𝑝‘𝑢) = 0)})) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | eldiophelnn0 43447 | . 2 ⊢ (𝐴 ∈ (Dioph‘𝑁) → 𝑁 ∈ ℕ0) | |
| 2 | nnex 12242 | . . 3 ⊢ ℕ ∈ V | |
| 3 | 1z 12627 | . . . . 5 ⊢ 1 ∈ ℤ | |
| 4 | nnuz 12904 | . . . . . 6 ⊢ ℕ = (ℤ≥‘1) | |
| 5 | 4 | uzinf 14004 | . . . . 5 ⊢ (1 ∈ ℤ → ¬ ℕ ∈ Fin) |
| 6 | 3, 5 | ax-mp 5 | . . . 4 ⊢ ¬ ℕ ∈ Fin |
| 7 | elfznn 13584 | . . . . 5 ⊢ (𝑝 ∈ (1...𝑁) → 𝑝 ∈ ℕ) | |
| 8 | 7 | ssriv 3949 | . . . 4 ⊢ (1...𝑁) ⊆ ℕ |
| 9 | eldioph2b 43446 | . . . 4 ⊢ (((𝑁 ∈ ℕ0 ∧ ℕ ∈ V) ∧ (¬ ℕ ∈ Fin ∧ (1...𝑁) ⊆ ℕ)) → (𝐴 ∈ (Dioph‘𝑁) ↔ ∃𝑝 ∈ (mzPoly‘ℕ)𝐴 = {𝑡 ∣ ∃𝑢 ∈ (ℕ0 ↑m ℕ)(𝑡 = (𝑢 ↾ (1...𝑁)) ∧ (𝑝‘𝑢) = 0)})) | |
| 10 | 6, 8, 9 | mpanr12 717 | . . 3 ⊢ ((𝑁 ∈ ℕ0 ∧ ℕ ∈ V) → (𝐴 ∈ (Dioph‘𝑁) ↔ ∃𝑝 ∈ (mzPoly‘ℕ)𝐴 = {𝑡 ∣ ∃𝑢 ∈ (ℕ0 ↑m ℕ)(𝑡 = (𝑢 ↾ (1...𝑁)) ∧ (𝑝‘𝑢) = 0)})) |
| 11 | 2, 10 | mpan2 703 | . 2 ⊢ (𝑁 ∈ ℕ0 → (𝐴 ∈ (Dioph‘𝑁) ↔ ∃𝑝 ∈ (mzPoly‘ℕ)𝐴 = {𝑡 ∣ ∃𝑢 ∈ (ℕ0 ↑m ℕ)(𝑡 = (𝑢 ↾ (1...𝑁)) ∧ (𝑝‘𝑢) = 0)})) |
| 12 | 1, 11 | biadanii 833 | 1 ⊢ (𝐴 ∈ (Dioph‘𝑁) ↔ (𝑁 ∈ ℕ0 ∧ ∃𝑝 ∈ (mzPoly‘ℕ)𝐴 = {𝑡 ∣ ∃𝑢 ∈ (ℕ0 ↑m ℕ)(𝑡 = (𝑢 ↾ (1...𝑁)) ∧ (𝑝‘𝑢) = 0)})) |
| Colors of variables: wff setvar class |
| Syntax hints: ¬ wn 3 ↔ wb 209 ∧ wa 400 = wceq 1568 ∈ wcel 2150 {cab 2748 ∃wrex 3096 Vcvv 3462 ⊆ wss 3913 ↾ cres 5667 ‘cfv 6540 (class class class)co 7414 ↑m cmap 8827 Fincfn 8946 0cc0 11103 1c1 11104 ℕcn 12236 ℕ0cn0 12507 ℤcz 12594 ...cfz 13538 mzPolycmzp 43405 Diophcdioph 43438 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1823 ax-4 1837 ax-5 1938 ax-6 1995 ax-7 2036 ax-8 2152 ax-9 2160 ax-10 2183 ax-11 2199 ax-12 2220 ax-ext 2742 ax-rep 5243 ax-sep 5262 ax-nul 5274 ax-pow 5340 ax-pr 5408 ax-un 7736 ax-inf2 9613 ax-cnex 11159 ax-resscn 11160 ax-1cn 11161 ax-icn 11162 ax-addcl 11163 ax-addrcl 11164 ax-mulcl 11165 ax-mulrcl 11166 ax-mulcom 11167 ax-addass 11168 ax-mulass 11169 ax-distr 11170 ax-i2m1 11171 ax-1ne0 11172 ax-1rid 11173 ax-rnegex 11174 ax-rrecex 11175 ax-cnre 11176 ax-pre-lttri 11177 ax-pre-lttrn 11178 ax-pre-ltadd 11179 ax-pre-mulgt0 11180 |
| This theorem depends on definitions: df-bi 210 df-an 401 df-or 861 df-3or 1102 df-3an 1103 df-tru 1571 df-fal 1581 df-ex 1808 df-nf 1812 df-sb 2099 df-mo 2574 df-eu 2604 df-clab 2749 df-cleq 2762 df-clel 2845 df-nfc 2919 df-ne 2966 df-nel 3072 df-ral 3087 df-rex 3097 df-reu 3377 df-rab 3424 df-v 3464 df-sbc 3753 df-csb 3862 df-dif 3916 df-un 3918 df-in 3920 df-ss 3930 df-pss 3933 df-nul 4295 df-if 4493 df-pw 4569 df-sn 4595 df-pr 4597 df-op 4601 df-uni 4878 df-int 4918 df-iun 4963 df-br 5115 df-opab 5179 df-mpt 5198 df-tr 5224 df-id 5560 df-eprel 5565 df-po 5573 df-so 5574 df-fr 5618 df-we 5620 df-xp 5671 df-rel 5672 df-cnv 5673 df-co 5674 df-dm 5675 df-rn 5676 df-res 5677 df-ima 5678 df-pred 6306 df-ord 6367 df-on 6368 df-lim 6369 df-suc 6370 df-iota 6496 df-fun 6542 df-fn 6543 df-f 6544 df-f1 6545 df-fo 6546 df-f1o 6547 df-fv 6548 df-riota 7371 df-ov 7417 df-oprab 7418 df-mpo 7419 df-of 7678 df-om 7866 df-1st 7989 df-2nd 7990 df-frecs 8281 df-wrecs 8312 df-recs 8361 df-rdg 8400 df-1o 8456 df-oadd 8460 df-er 8697 df-map 8829 df-en 8947 df-dom 8948 df-sdom 8949 df-fin 8950 df-dju 9890 df-card 9928 df-pnf 11248 df-mnf 11249 df-xr 11250 df-ltxr 11251 df-le 11252 df-sub 11446 df-neg 11447 df-nn 12237 df-n0 12508 df-z 12595 df-uz 12866 df-fz 13539 df-hash 14370 df-mzpcl 43406 df-mzp 43407 df-dioph 43439 |
| This theorem is referenced by: eldioph3 43449 eldiophss 43457 diophrex 43458 |
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