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 766 | . . . . . . 7 ⊢ (((𝐵 ∈ ℕ0 ∧ 𝐹:(1...𝐴)⟶(1...𝐵)) ∧ 𝑏 ∈ (ℕ0 ↑m (1...𝐵))) → 𝐹:(1...𝐴)⟶(1...𝐵)) | |
3 | ovex 7308 | . . . . . . . 8 ⊢ (1...𝐴) ∈ V | |
4 | 3 | mapco2 40537 | . . . . . . 7 ⊢ ((𝑏 ∈ (ℕ0 ↑m (1...𝐵)) ∧ 𝐹:(1...𝐴)⟶(1...𝐵)) → (𝑏 ∘ 𝐹) ∈ (ℕ0 ↑m (1...𝐴))) |
5 | 1, 2, 4 | syl2anc 584 | . . . . . 6 ⊢ (((𝐵 ∈ ℕ0 ∧ 𝐹:(1...𝐴)⟶(1...𝐵)) ∧ 𝑏 ∈ (ℕ0 ↑m (1...𝐵))) → (𝑏 ∘ 𝐹) ∈ (ℕ0 ↑m (1...𝐴))) |
6 | 5 | biantrurd 533 | . . . . 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 2907 | . . . . . 6 ⊢ Ⅎ𝑎(ℕ0 ↑m (1...𝐴)) | |
8 | 7 | elrabsf 3764 | . . . . 5 ⊢ ((𝑏 ∘ 𝐹) ∈ {𝑎 ∈ (ℕ0 ↑m (1...𝐴)) ∣ 𝜑} ↔ ((𝑏 ∘ 𝐹) ∈ (ℕ0 ↑m (1...𝐴)) ∧ [(𝑏 ∘ 𝐹) / 𝑎]𝜑)) |
9 | 6, 8 | bitr4di 289 | . . . 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 3413 | . . 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 1131 | . 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 40635 | . . 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 1126 | . 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 1086 = wceq 1539 ∈ wcel 2106 {crab 3068 [wsbc 3716 ∘ ccom 5593 ⟶wf 6429 ‘cfv 6433 (class class class)co 7275 ↑m cmap 8615 1c1 10872 ℕ0cn0 12233 ...cfz 13239 Diophcdioph 40577 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1798 ax-4 1812 ax-5 1913 ax-6 1971 ax-7 2011 ax-8 2108 ax-9 2116 ax-10 2137 ax-11 2154 ax-12 2171 ax-ext 2709 ax-rep 5209 ax-sep 5223 ax-nul 5230 ax-pow 5288 ax-pr 5352 ax-un 7588 ax-inf2 9399 ax-cnex 10927 ax-resscn 10928 ax-1cn 10929 ax-icn 10930 ax-addcl 10931 ax-addrcl 10932 ax-mulcl 10933 ax-mulrcl 10934 ax-mulcom 10935 ax-addass 10936 ax-mulass 10937 ax-distr 10938 ax-i2m1 10939 ax-1ne0 10940 ax-1rid 10941 ax-rnegex 10942 ax-rrecex 10943 ax-cnre 10944 ax-pre-lttri 10945 ax-pre-lttrn 10946 ax-pre-ltadd 10947 ax-pre-mulgt0 10948 |
This theorem depends on definitions: df-bi 206 df-an 397 df-or 845 df-3or 1087 df-3an 1088 df-tru 1542 df-fal 1552 df-ex 1783 df-nf 1787 df-sb 2068 df-mo 2540 df-eu 2569 df-clab 2716 df-cleq 2730 df-clel 2816 df-nfc 2889 df-ne 2944 df-nel 3050 df-ral 3069 df-rex 3070 df-reu 3072 df-rab 3073 df-v 3434 df-sbc 3717 df-csb 3833 df-dif 3890 df-un 3892 df-in 3894 df-ss 3904 df-pss 3906 df-nul 4257 df-if 4460 df-pw 4535 df-sn 4562 df-pr 4564 df-op 4568 df-uni 4840 df-int 4880 df-iun 4926 df-br 5075 df-opab 5137 df-mpt 5158 df-tr 5192 df-id 5489 df-eprel 5495 df-po 5503 df-so 5504 df-fr 5544 df-we 5546 df-xp 5595 df-rel 5596 df-cnv 5597 df-co 5598 df-dm 5599 df-rn 5600 df-res 5601 df-ima 5602 df-pred 6202 df-ord 6269 df-on 6270 df-lim 6271 df-suc 6272 df-iota 6391 df-fun 6435 df-fn 6436 df-f 6437 df-f1 6438 df-fo 6439 df-f1o 6440 df-fv 6441 df-riota 7232 df-ov 7278 df-oprab 7279 df-mpo 7280 df-of 7533 df-om 7713 df-1st 7831 df-2nd 7832 df-frecs 8097 df-wrecs 8128 df-recs 8202 df-rdg 8241 df-1o 8297 df-oadd 8301 df-er 8498 df-map 8617 df-en 8734 df-dom 8735 df-sdom 8736 df-fin 8737 df-dju 9659 df-card 9697 df-pnf 11011 df-mnf 11012 df-xr 11013 df-ltxr 11014 df-le 11015 df-sub 11207 df-neg 11208 df-nn 11974 df-n0 12234 df-z 12320 df-uz 12583 df-fz 13240 df-hash 14045 df-mzpcl 40545 df-mzp 40546 df-dioph 40578 |
This theorem is referenced by: rabren3dioph 40637 |
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