| Mathbox for Stefan O'Rear |
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| Mirrors > Home > MPE Home > Th. List > Mathboxes > rabrenfdioph | Structured version Visualization version GIF version | ||
| Description: Change variable numbers in a Diophantine class abstraction using explicit substitution. (Contributed by Stefan O'Rear, 17-Oct-2014.) |
| Ref | Expression |
|---|---|
| rabrenfdioph | ⊢ ((𝐵 ∈ ℕ0 ∧ 𝐹:(1...𝐴)⟶(1...𝐵) ∧ {𝑎 ∈ (ℕ0 ↑m (1...𝐴)) ∣ 𝜑} ∈ (Dioph‘𝐴)) → {𝑏 ∈ (ℕ0 ↑m (1...𝐵)) ∣ [(𝑏 ∘ 𝐹) / 𝑎]𝜑} ∈ (Dioph‘𝐵)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | simpr 485 | . . . . . . 7 ⊢ (((𝐵 ∈ ℕ0 ∧ 𝐹:(1...𝐴)⟶(1...𝐵)) ∧ 𝑏 ∈ (ℕ0 ↑m (1...𝐵))) → 𝑏 ∈ (ℕ0 ↑m (1...𝐵))) | |
| 2 | simplr 774 | . . . . . . 7 ⊢ (((𝐵 ∈ ℕ0 ∧ 𝐹:(1...𝐴)⟶(1...𝐵)) ∧ 𝑏 ∈ (ℕ0 ↑m (1...𝐵))) → 𝐹:(1...𝐴)⟶(1...𝐵)) | |
| 3 | ovex 7390 | . . . . . . . 8 ⊢ (1...𝐴) ∈ V | |
| 4 | 3 | mapco2 43173 | . . . . . . 7 ⊢ ((𝑏 ∈ (ℕ0 ↑m (1...𝐵)) ∧ 𝐹:(1...𝐴)⟶(1...𝐵)) → (𝑏 ∘ 𝐹) ∈ (ℕ0 ↑m (1...𝐴))) |
| 5 | 1, 2, 4 | syl2anc 590 | . . . . . 6 ⊢ (((𝐵 ∈ ℕ0 ∧ 𝐹:(1...𝐴)⟶(1...𝐵)) ∧ 𝑏 ∈ (ℕ0 ↑m (1...𝐵))) → (𝑏 ∘ 𝐹) ∈ (ℕ0 ↑m (1...𝐴))) |
| 6 | 5 | biantrurd 537 | . . . . 5 ⊢ (((𝐵 ∈ ℕ0 ∧ 𝐹:(1...𝐴)⟶(1...𝐵)) ∧ 𝑏 ∈ (ℕ0 ↑m (1...𝐵))) → ([(𝑏 ∘ 𝐹) / 𝑎]𝜑 ↔ ((𝑏 ∘ 𝐹) ∈ (ℕ0 ↑m (1...𝐴)) ∧ [(𝑏 ∘ 𝐹) / 𝑎]𝜑))) |
| 7 | nfcv 2901 | . . . . . 6 ⊢ Ⅎ𝑎(ℕ0 ↑m (1...𝐴)) | |
| 8 | 7 | elrabsf 3768 | . . . . 5 ⊢ ((𝑏 ∘ 𝐹) ∈ {𝑎 ∈ (ℕ0 ↑m (1...𝐴)) ∣ 𝜑} ↔ ((𝑏 ∘ 𝐹) ∈ (ℕ0 ↑m (1...𝐴)) ∧ [(𝑏 ∘ 𝐹) / 𝑎]𝜑)) |
| 9 | 6, 8 | bitr4di 290 | . . . 4 ⊢ (((𝐵 ∈ ℕ0 ∧ 𝐹:(1...𝐴)⟶(1...𝐵)) ∧ 𝑏 ∈ (ℕ0 ↑m (1...𝐵))) → ([(𝑏 ∘ 𝐹) / 𝑎]𝜑 ↔ (𝑏 ∘ 𝐹) ∈ {𝑎 ∈ (ℕ0 ↑m (1...𝐴)) ∣ 𝜑})) |
| 10 | 9 | rabbidva 3397 | . . 3 ⊢ ((𝐵 ∈ ℕ0 ∧ 𝐹:(1...𝐴)⟶(1...𝐵)) → {𝑏 ∈ (ℕ0 ↑m (1...𝐵)) ∣ [(𝑏 ∘ 𝐹) / 𝑎]𝜑} = {𝑏 ∈ (ℕ0 ↑m (1...𝐵)) ∣ (𝑏 ∘ 𝐹) ∈ {𝑎 ∈ (ℕ0 ↑m (1...𝐴)) ∣ 𝜑}}) |
| 11 | 10 | 3adant3 1138 | . 2 ⊢ ((𝐵 ∈ ℕ0 ∧ 𝐹:(1...𝐴)⟶(1...𝐵) ∧ {𝑎 ∈ (ℕ0 ↑m (1...𝐴)) ∣ 𝜑} ∈ (Dioph‘𝐴)) → {𝑏 ∈ (ℕ0 ↑m (1...𝐵)) ∣ [(𝑏 ∘ 𝐹) / 𝑎]𝜑} = {𝑏 ∈ (ℕ0 ↑m (1...𝐵)) ∣ (𝑏 ∘ 𝐹) ∈ {𝑎 ∈ (ℕ0 ↑m (1...𝐴)) ∣ 𝜑}}) |
| 12 | diophren 43267 | . . 3 ⊢ (({𝑎 ∈ (ℕ0 ↑m (1...𝐴)) ∣ 𝜑} ∈ (Dioph‘𝐴) ∧ 𝐵 ∈ ℕ0 ∧ 𝐹:(1...𝐴)⟶(1...𝐵)) → {𝑏 ∈ (ℕ0 ↑m (1...𝐵)) ∣ (𝑏 ∘ 𝐹) ∈ {𝑎 ∈ (ℕ0 ↑m (1...𝐴)) ∣ 𝜑}} ∈ (Dioph‘𝐵)) | |
| 13 | 12 | 3coml 1133 | . 2 ⊢ ((𝐵 ∈ ℕ0 ∧ 𝐹:(1...𝐴)⟶(1...𝐵) ∧ {𝑎 ∈ (ℕ0 ↑m (1...𝐴)) ∣ 𝜑} ∈ (Dioph‘𝐴)) → {𝑏 ∈ (ℕ0 ↑m (1...𝐵)) ∣ (𝑏 ∘ 𝐹) ∈ {𝑎 ∈ (ℕ0 ↑m (1...𝐴)) ∣ 𝜑}} ∈ (Dioph‘𝐵)) |
| 14 | 11, 13 | eqeltrd 2839 | 1 ⊢ ((𝐵 ∈ ℕ0 ∧ 𝐹:(1...𝐴)⟶(1...𝐵) ∧ {𝑎 ∈ (ℕ0 ↑m (1...𝐴)) ∣ 𝜑} ∈ (Dioph‘𝐴)) → {𝑏 ∈ (ℕ0 ↑m (1...𝐵)) ∣ [(𝑏 ∘ 𝐹) / 𝑎]𝜑} ∈ (Dioph‘𝐵)) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∧ wa 396 ∧ w3a 1092 = wceq 1547 ∈ wcel 2119 {crab 3391 [wsbc 3723 ∘ ccom 5623 ⟶wf 6482 ‘cfv 6486 (class class class)co 7357 ↑m cmap 8764 1c1 11031 ℕ0cn0 12429 ...cfz 13453 Diophcdioph 43213 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1802 ax-4 1816 ax-5 1917 ax-6 1974 ax-7 2015 ax-8 2121 ax-9 2129 ax-10 2152 ax-11 2168 ax-12 2189 ax-ext 2711 ax-rep 5200 ax-sep 5219 ax-nul 5229 ax-pow 5295 ax-pr 5363 ax-un 7679 ax-inf2 9554 ax-cnex 11086 ax-resscn 11087 ax-1cn 11088 ax-icn 11089 ax-addcl 11090 ax-addrcl 11091 ax-mulcl 11092 ax-mulrcl 11093 ax-mulcom 11094 ax-addass 11095 ax-mulass 11096 ax-distr 11097 ax-i2m1 11098 ax-1ne0 11099 ax-1rid 11100 ax-rnegex 11101 ax-rrecex 11102 ax-cnre 11103 ax-pre-lttri 11104 ax-pre-lttrn 11105 ax-pre-ltadd 11106 ax-pre-mulgt0 11107 |
| This theorem depends on definitions: df-bi 208 df-an 397 df-or 854 df-3or 1093 df-3an 1094 df-tru 1550 df-fal 1560 df-ex 1787 df-nf 1791 df-sb 2074 df-mo 2543 df-eu 2573 df-clab 2718 df-cleq 2731 df-clel 2814 df-nfc 2888 df-ne 2935 df-nel 3039 df-ral 3054 df-rex 3064 df-reu 3345 df-rab 3392 df-v 3433 df-sbc 3724 df-csb 3832 df-dif 3886 df-un 3888 df-in 3890 df-ss 3900 df-pss 3903 df-nul 4263 df-if 4456 df-pw 4532 df-sn 4557 df-pr 4559 df-op 4563 df-uni 4840 df-int 4879 df-iun 4924 df-br 5074 df-opab 5136 df-mpt 5155 df-tr 5181 df-id 5514 df-eprel 5519 df-po 5527 df-so 5528 df-fr 5572 df-we 5574 df-xp 5625 df-rel 5626 df-cnv 5627 df-co 5628 df-dm 5629 df-rn 5630 df-res 5631 df-ima 5632 df-pred 6253 df-ord 6314 df-on 6315 df-lim 6316 df-suc 6317 df-iota 6442 df-fun 6488 df-fn 6489 df-f 6490 df-f1 6491 df-fo 6492 df-f1o 6493 df-fv 6494 df-riota 7314 df-ov 7360 df-oprab 7361 df-mpo 7362 df-of 7621 df-om 7808 df-1st 7932 df-2nd 7933 df-frecs 8222 df-wrecs 8253 df-recs 8302 df-rdg 8340 df-1o 8396 df-oadd 8400 df-er 8634 df-map 8766 df-en 8885 df-dom 8886 df-sdom 8887 df-fin 8888 df-dju 9817 df-card 9855 df-pnf 11173 df-mnf 11174 df-xr 11175 df-ltxr 11176 df-le 11177 df-sub 11371 df-neg 11372 df-nn 12167 df-n0 12430 df-z 12517 df-uz 12781 df-fz 13454 df-hash 14285 df-mzpcl 43181 df-mzp 43182 df-dioph 43214 |
| This theorem is referenced by: rabren3dioph 43269 |
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