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 487 | . . . . . . 7 ⊢ (((𝐵 ∈ ℕ0 ∧ 𝐹:(1...𝐴)⟶(1...𝐵)) ∧ 𝑏 ∈ (ℕ0 ↑m (1...𝐵))) → 𝑏 ∈ (ℕ0 ↑m (1...𝐵))) | |
2 | simplr 767 | . . . . . . 7 ⊢ (((𝐵 ∈ ℕ0 ∧ 𝐹:(1...𝐴)⟶(1...𝐵)) ∧ 𝑏 ∈ (ℕ0 ↑m (1...𝐵))) → 𝐹:(1...𝐴)⟶(1...𝐵)) | |
3 | ovex 7192 | . . . . . . . 8 ⊢ (1...𝐴) ∈ V | |
4 | 3 | mapco2 39318 | . . . . . . 7 ⊢ ((𝑏 ∈ (ℕ0 ↑m (1...𝐵)) ∧ 𝐹:(1...𝐴)⟶(1...𝐵)) → (𝑏 ∘ 𝐹) ∈ (ℕ0 ↑m (1...𝐴))) |
5 | 1, 2, 4 | syl2anc 586 | . . . . . 6 ⊢ (((𝐵 ∈ ℕ0 ∧ 𝐹:(1...𝐴)⟶(1...𝐵)) ∧ 𝑏 ∈ (ℕ0 ↑m (1...𝐵))) → (𝑏 ∘ 𝐹) ∈ (ℕ0 ↑m (1...𝐴))) |
6 | 5 | biantrurd 535 | . . . . 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 2980 | . . . . . 6 ⊢ Ⅎ𝑎(ℕ0 ↑m (1...𝐴)) | |
8 | 7 | elrabsf 3819 | . . . . 5 ⊢ ((𝑏 ∘ 𝐹) ∈ {𝑎 ∈ (ℕ0 ↑m (1...𝐴)) ∣ 𝜑} ↔ ((𝑏 ∘ 𝐹) ∈ (ℕ0 ↑m (1...𝐴)) ∧ [(𝑏 ∘ 𝐹) / 𝑎]𝜑)) |
9 | 6, 8 | syl6bbr 291 | . . . 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 3481 | . . 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 1128 | . 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 39416 | . . 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 1123 | . 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 2916 | 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 398 ∧ w3a 1083 = wceq 1536 ∈ wcel 2113 {crab 3145 [wsbc 3775 ∘ ccom 5562 ⟶wf 6354 ‘cfv 6358 (class class class)co 7159 ↑m cmap 8409 1c1 10541 ℕ0cn0 11900 ...cfz 12895 Diophcdioph 39358 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1795 ax-4 1809 ax-5 1910 ax-6 1969 ax-7 2014 ax-8 2115 ax-9 2123 ax-10 2144 ax-11 2160 ax-12 2176 ax-ext 2796 ax-rep 5193 ax-sep 5206 ax-nul 5213 ax-pow 5269 ax-pr 5333 ax-un 7464 ax-inf2 9107 ax-cnex 10596 ax-resscn 10597 ax-1cn 10598 ax-icn 10599 ax-addcl 10600 ax-addrcl 10601 ax-mulcl 10602 ax-mulrcl 10603 ax-mulcom 10604 ax-addass 10605 ax-mulass 10606 ax-distr 10607 ax-i2m1 10608 ax-1ne0 10609 ax-1rid 10610 ax-rnegex 10611 ax-rrecex 10612 ax-cnre 10613 ax-pre-lttri 10614 ax-pre-lttrn 10615 ax-pre-ltadd 10616 ax-pre-mulgt0 10617 |
This theorem depends on definitions: df-bi 209 df-an 399 df-or 844 df-3or 1084 df-3an 1085 df-tru 1539 df-ex 1780 df-nf 1784 df-sb 2069 df-mo 2621 df-eu 2653 df-clab 2803 df-cleq 2817 df-clel 2896 df-nfc 2966 df-ne 3020 df-nel 3127 df-ral 3146 df-rex 3147 df-reu 3148 df-rmo 3149 df-rab 3150 df-v 3499 df-sbc 3776 df-csb 3887 df-dif 3942 df-un 3944 df-in 3946 df-ss 3955 df-pss 3957 df-nul 4295 df-if 4471 df-pw 4544 df-sn 4571 df-pr 4573 df-tp 4575 df-op 4577 df-uni 4842 df-int 4880 df-iun 4924 df-br 5070 df-opab 5132 df-mpt 5150 df-tr 5176 df-id 5463 df-eprel 5468 df-po 5477 df-so 5478 df-fr 5517 df-we 5519 df-xp 5564 df-rel 5565 df-cnv 5566 df-co 5567 df-dm 5568 df-rn 5569 df-res 5570 df-ima 5571 df-pred 6151 df-ord 6197 df-on 6198 df-lim 6199 df-suc 6200 df-iota 6317 df-fun 6360 df-fn 6361 df-f 6362 df-f1 6363 df-fo 6364 df-f1o 6365 df-fv 6366 df-riota 7117 df-ov 7162 df-oprab 7163 df-mpo 7164 df-of 7412 df-om 7584 df-1st 7692 df-2nd 7693 df-wrecs 7950 df-recs 8011 df-rdg 8049 df-1o 8105 df-oadd 8109 df-er 8292 df-map 8411 df-en 8513 df-dom 8514 df-sdom 8515 df-fin 8516 df-dju 9333 df-card 9371 df-pnf 10680 df-mnf 10681 df-xr 10682 df-ltxr 10683 df-le 10684 df-sub 10875 df-neg 10876 df-nn 11642 df-n0 11901 df-z 11985 df-uz 12247 df-fz 12896 df-hash 13694 df-mzpcl 39326 df-mzp 39327 df-dioph 39359 |
This theorem is referenced by: rabren3dioph 39418 |
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