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Mirrors > Home > MPE Home > Th. List > Mathboxes > metakunt14 | Structured version Visualization version GIF version |
Description: A is a primitive permutation that moves the I-th element to the end and C is its inverse that moves the last element back to the I-th position. (Contributed by metakunt, 25-May-2024.) |
Ref | Expression |
---|---|
metakunt14.1 | ⊢ (𝜑 → 𝑀 ∈ ℕ) |
metakunt14.2 | ⊢ (𝜑 → 𝐼 ∈ ℕ) |
metakunt14.3 | ⊢ (𝜑 → 𝐼 ≤ 𝑀) |
metakunt14.4 | ⊢ 𝐴 = (𝑥 ∈ (1...𝑀) ↦ if(𝑥 = 𝐼, 𝑀, if(𝑥 < 𝐼, 𝑥, (𝑥 − 1)))) |
metakunt14.5 | ⊢ 𝐶 = (𝑦 ∈ (1...𝑀) ↦ if(𝑦 = 𝑀, 𝐼, if(𝑦 < 𝐼, 𝑦, (𝑦 + 1)))) |
Ref | Expression |
---|---|
metakunt14 | ⊢ (𝜑 → (𝐴:(1...𝑀)–1-1-onto→(1...𝑀) ∧ ◡𝐴 = 𝐶)) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | metakunt14.1 | . . . 4 ⊢ (𝜑 → 𝑀 ∈ ℕ) | |
2 | metakunt14.2 | . . . 4 ⊢ (𝜑 → 𝐼 ∈ ℕ) | |
3 | metakunt14.3 | . . . 4 ⊢ (𝜑 → 𝐼 ≤ 𝑀) | |
4 | metakunt14.4 | . . . 4 ⊢ 𝐴 = (𝑥 ∈ (1...𝑀) ↦ if(𝑥 = 𝐼, 𝑀, if(𝑥 < 𝐼, 𝑥, (𝑥 − 1)))) | |
5 | 1, 2, 3, 4 | metakunt1 39632 | . . 3 ⊢ (𝜑 → 𝐴:(1...𝑀)⟶(1...𝑀)) |
6 | metakunt14.5 | . . . 4 ⊢ 𝐶 = (𝑦 ∈ (1...𝑀) ↦ if(𝑦 = 𝑀, 𝐼, if(𝑦 < 𝐼, 𝑦, (𝑦 + 1)))) | |
7 | 1, 2, 3, 6 | metakunt2 39633 | . . 3 ⊢ (𝜑 → 𝐶:(1...𝑀)⟶(1...𝑀)) |
8 | 1 | adantr 485 | . . . . 5 ⊢ ((𝜑 ∧ 𝑎 ∈ (1...𝑀)) → 𝑀 ∈ ℕ) |
9 | 2 | adantr 485 | . . . . 5 ⊢ ((𝜑 ∧ 𝑎 ∈ (1...𝑀)) → 𝐼 ∈ ℕ) |
10 | 3 | adantr 485 | . . . . 5 ⊢ ((𝜑 ∧ 𝑎 ∈ (1...𝑀)) → 𝐼 ≤ 𝑀) |
11 | simpr 489 | . . . . 5 ⊢ ((𝜑 ∧ 𝑎 ∈ (1...𝑀)) → 𝑎 ∈ (1...𝑀)) | |
12 | 8, 9, 10, 4, 6, 11 | metakunt9 39640 | . . . 4 ⊢ ((𝜑 ∧ 𝑎 ∈ (1...𝑀)) → (𝐶‘(𝐴‘𝑎)) = 𝑎) |
13 | 12 | ralrimiva 3111 | . . 3 ⊢ (𝜑 → ∀𝑎 ∈ (1...𝑀)(𝐶‘(𝐴‘𝑎)) = 𝑎) |
14 | 1 | adantr 485 | . . . . 5 ⊢ ((𝜑 ∧ 𝑏 ∈ (1...𝑀)) → 𝑀 ∈ ℕ) |
15 | 2 | adantr 485 | . . . . 5 ⊢ ((𝜑 ∧ 𝑏 ∈ (1...𝑀)) → 𝐼 ∈ ℕ) |
16 | 3 | adantr 485 | . . . . 5 ⊢ ((𝜑 ∧ 𝑏 ∈ (1...𝑀)) → 𝐼 ≤ 𝑀) |
17 | simpr 489 | . . . . 5 ⊢ ((𝜑 ∧ 𝑏 ∈ (1...𝑀)) → 𝑏 ∈ (1...𝑀)) | |
18 | 14, 15, 16, 4, 6, 17 | metakunt13 39644 | . . . 4 ⊢ ((𝜑 ∧ 𝑏 ∈ (1...𝑀)) → (𝐴‘(𝐶‘𝑏)) = 𝑏) |
19 | 18 | ralrimiva 3111 | . . 3 ⊢ (𝜑 → ∀𝑏 ∈ (1...𝑀)(𝐴‘(𝐶‘𝑏)) = 𝑏) |
20 | 5, 7, 13, 19 | 2fvidf1od 7039 | . 2 ⊢ (𝜑 → 𝐴:(1...𝑀)–1-1-onto→(1...𝑀)) |
21 | 5, 7, 13, 19 | 2fvidinvd 7040 | . 2 ⊢ (𝜑 → ◡𝐴 = 𝐶) |
22 | 20, 21 | jca 516 | 1 ⊢ (𝜑 → (𝐴:(1...𝑀)–1-1-onto→(1...𝑀) ∧ ◡𝐴 = 𝐶)) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ∧ wa 400 = wceq 1539 ∈ wcel 2112 ifcif 4413 class class class wbr 5025 ↦ cmpt 5105 ◡ccnv 5516 –1-1-onto→wf1o 6327 ‘cfv 6328 (class class class)co 7143 1c1 10561 + caddc 10563 < clt 10698 ≤ cle 10699 − cmin 10893 ℕcn 11659 ...cfz 12924 |
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 1912 ax-6 1971 ax-7 2016 ax-8 2114 ax-9 2122 ax-10 2143 ax-11 2159 ax-12 2176 ax-ext 2730 ax-sep 5162 ax-nul 5169 ax-pow 5227 ax-pr 5291 ax-un 7452 ax-cnex 10616 ax-resscn 10617 ax-1cn 10618 ax-icn 10619 ax-addcl 10620 ax-addrcl 10621 ax-mulcl 10622 ax-mulrcl 10623 ax-mulcom 10624 ax-addass 10625 ax-mulass 10626 ax-distr 10627 ax-i2m1 10628 ax-1ne0 10629 ax-1rid 10630 ax-rnegex 10631 ax-rrecex 10632 ax-cnre 10633 ax-pre-lttri 10634 ax-pre-lttrn 10635 ax-pre-ltadd 10636 ax-pre-mulgt0 10637 |
This theorem depends on definitions: df-bi 210 df-an 401 df-or 846 df-3or 1086 df-3an 1087 df-tru 1542 df-fal 1552 df-ex 1783 df-nf 1787 df-sb 2071 df-mo 2558 df-eu 2589 df-clab 2737 df-cleq 2751 df-clel 2831 df-nfc 2899 df-ne 2950 df-nel 3054 df-ral 3073 df-rex 3074 df-reu 3075 df-rab 3077 df-v 3409 df-sbc 3694 df-csb 3802 df-dif 3857 df-un 3859 df-in 3861 df-ss 3871 df-pss 3873 df-nul 4222 df-if 4414 df-pw 4489 df-sn 4516 df-pr 4518 df-tp 4520 df-op 4522 df-uni 4792 df-iun 4878 df-br 5026 df-opab 5088 df-mpt 5106 df-tr 5132 df-id 5423 df-eprel 5428 df-po 5436 df-so 5437 df-fr 5476 df-we 5478 df-xp 5523 df-rel 5524 df-cnv 5525 df-co 5526 df-dm 5527 df-rn 5528 df-res 5529 df-ima 5530 df-pred 6119 df-ord 6165 df-on 6166 df-lim 6167 df-suc 6168 df-iota 6287 df-fun 6330 df-fn 6331 df-f 6332 df-f1 6333 df-fo 6334 df-f1o 6335 df-fv 6336 df-riota 7101 df-ov 7146 df-oprab 7147 df-mpo 7148 df-om 7573 df-1st 7686 df-2nd 7687 df-wrecs 7950 df-recs 8011 df-rdg 8049 df-er 8292 df-en 8521 df-dom 8522 df-sdom 8523 df-pnf 10700 df-mnf 10701 df-xr 10702 df-ltxr 10703 df-le 10704 df-sub 10895 df-neg 10896 df-nn 11660 df-n0 11920 df-z 12006 df-uz 12268 df-fz 12925 |
This theorem is referenced by: metakunt34 39665 |
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