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| Mirrors > Home > MPE Home > Th. List > Mathboxes > pmtrto1cl | Structured version Visualization version GIF version | ||
| Description: Useful lemma for the following theorems. (Contributed by Thierry Arnoux, 21-Aug-2020.) |
| Ref | Expression |
|---|---|
| psgnfzto1st.d | ⊢ 𝐷 = (1...𝑁) |
| pmtrto1cl.t | ⊢ 𝑇 = (pmTrsp‘𝐷) |
| Ref | Expression |
|---|---|
| pmtrto1cl | ⊢ ((𝐾 ∈ ℕ ∧ (𝐾 + 1) ∈ 𝐷) → (𝑇‘{𝐾, (𝐾 + 1)}) ∈ ran 𝑇) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | psgnfzto1st.d | . . . 4 ⊢ 𝐷 = (1...𝑁) | |
| 2 | fzfi 14155 | . . . 4 ⊢ (1...𝑁) ∈ Fin | |
| 3 | 1, 2 | eqeltri 2860 | . . 3 ⊢ 𝐷 ∈ Fin |
| 4 | 3 | a1i 11 | . 2 ⊢ ((𝐾 ∈ ℕ ∧ (𝐾 + 1) ∈ 𝐷) → 𝐷 ∈ Fin) |
| 5 | simpl 488 | . . . . . 6 ⊢ ((𝐾 ∈ ℕ ∧ (𝐾 + 1) ∈ 𝐷) → 𝐾 ∈ ℕ) | |
| 6 | simpr 490 | . . . . . . . . 9 ⊢ ((𝐾 ∈ ℕ ∧ (𝐾 + 1) ∈ 𝐷) → (𝐾 + 1) ∈ 𝐷) | |
| 7 | 6, 1 | eleqtrdi 2874 | . . . . . . . 8 ⊢ ((𝐾 ∈ ℕ ∧ (𝐾 + 1) ∈ 𝐷) → (𝐾 + 1) ∈ (1...𝑁)) |
| 8 | elfz1b 13767 | . . . . . . . 8 ⊢ ((𝐾 + 1) ∈ (1...𝑁) ↔ ((𝐾 + 1) ∈ ℕ ∧ 𝑁 ∈ ℕ ∧ (𝐾 + 1) ≤ 𝑁)) | |
| 9 | 7, 8 | sylib 221 | . . . . . . 7 ⊢ ((𝐾 ∈ ℕ ∧ (𝐾 + 1) ∈ 𝐷) → ((𝐾 + 1) ∈ ℕ ∧ 𝑁 ∈ ℕ ∧ (𝐾 + 1) ≤ 𝑁)) |
| 10 | 9 | simp2d 1161 | . . . . . 6 ⊢ ((𝐾 ∈ ℕ ∧ (𝐾 + 1) ∈ 𝐷) → 𝑁 ∈ ℕ) |
| 11 | 5 | nnred 12390 | . . . . . . 7 ⊢ ((𝐾 ∈ ℕ ∧ (𝐾 + 1) ∈ 𝐷) → 𝐾 ∈ ℝ) |
| 12 | 1red 11348 | . . . . . . . 8 ⊢ ((𝐾 ∈ ℕ ∧ (𝐾 + 1) ∈ 𝐷) → 1 ∈ ℝ) | |
| 13 | 11, 12 | readdcld 11377 | . . . . . . 7 ⊢ ((𝐾 ∈ ℕ ∧ (𝐾 + 1) ∈ 𝐷) → (𝐾 + 1) ∈ ℝ) |
| 14 | 10 | nnred 12390 | . . . . . . 7 ⊢ ((𝐾 ∈ ℕ ∧ (𝐾 + 1) ∈ 𝐷) → 𝑁 ∈ ℝ) |
| 15 | 11 | lep1d 12288 | . . . . . . 7 ⊢ ((𝐾 ∈ ℕ ∧ (𝐾 + 1) ∈ 𝐷) → 𝐾 ≤ (𝐾 + 1)) |
| 16 | 9 | simp3d 1162 | . . . . . . 7 ⊢ ((𝐾 ∈ ℕ ∧ (𝐾 + 1) ∈ 𝐷) → (𝐾 + 1) ≤ 𝑁) |
| 17 | 11, 13, 14, 15, 16 | letrd 11506 | . . . . . 6 ⊢ ((𝐾 ∈ ℕ ∧ (𝐾 + 1) ∈ 𝐷) → 𝐾 ≤ 𝑁) |
| 18 | 5, 10, 17 | 3jca 1146 | . . . . 5 ⊢ ((𝐾 ∈ ℕ ∧ (𝐾 + 1) ∈ 𝐷) → (𝐾 ∈ ℕ ∧ 𝑁 ∈ ℕ ∧ 𝐾 ≤ 𝑁)) |
| 19 | elfz1b 13767 | . . . . 5 ⊢ (𝐾 ∈ (1...𝑁) ↔ (𝐾 ∈ ℕ ∧ 𝑁 ∈ ℕ ∧ 𝐾 ≤ 𝑁)) | |
| 20 | 18, 19 | sylibr 237 | . . . 4 ⊢ ((𝐾 ∈ ℕ ∧ (𝐾 + 1) ∈ 𝐷) → 𝐾 ∈ (1...𝑁)) |
| 21 | 20, 1 | eleqtrrdi 2875 | . . 3 ⊢ ((𝐾 ∈ ℕ ∧ (𝐾 + 1) ∈ 𝐷) → 𝐾 ∈ 𝐷) |
| 22 | prssi 4782 | . . 3 ⊢ ((𝐾 ∈ 𝐷 ∧ (𝐾 + 1) ∈ 𝐷) → {𝐾, (𝐾 + 1)} ⊆ 𝐷) | |
| 23 | 21, 6, 22 | syl2anc 596 | . 2 ⊢ ((𝐾 ∈ ℕ ∧ (𝐾 + 1) ∈ 𝐷) → {𝐾, (𝐾 + 1)} ⊆ 𝐷) |
| 24 | 11 | ltp1d 12287 | . . . 4 ⊢ ((𝐾 ∈ ℕ ∧ (𝐾 + 1) ∈ 𝐷) → 𝐾 < (𝐾 + 1)) |
| 25 | 11, 24 | ltned 11485 | . . 3 ⊢ ((𝐾 ∈ ℕ ∧ (𝐾 + 1) ∈ 𝐷) → 𝐾 ≠ (𝐾 + 1)) |
| 26 | enpr2 10122 | . . 3 ⊢ ((𝐾 ∈ 𝐷 ∧ (𝐾 + 1) ∈ 𝐷 ∧ 𝐾 ≠ (𝐾 + 1)) → {𝐾, (𝐾 + 1)} ≈ 2o) | |
| 27 | 21, 6, 25, 26 | syl3anc 1399 | . 2 ⊢ ((𝐾 ∈ ℕ ∧ (𝐾 + 1) ∈ 𝐷) → {𝐾, (𝐾 + 1)} ≈ 2o) |
| 28 | pmtrto1cl.t | . . 3 ⊢ 𝑇 = (pmTrsp‘𝐷) | |
| 29 | eqid 2763 | . . 3 ⊢ ran 𝑇 = ran 𝑇 | |
| 30 | 28, 29 | pmtrrn 19722 | . 2 ⊢ ((𝐷 ∈ Fin ∧ {𝐾, (𝐾 + 1)} ⊆ 𝐷 ∧ {𝐾, (𝐾 + 1)} ≈ 2o) → (𝑇‘{𝐾, (𝐾 + 1)}) ∈ ran 𝑇) |
| 31 | 4, 23, 27, 30 | syl3anc 1399 | 1 ⊢ ((𝐾 ∈ ℕ ∧ (𝐾 + 1) ∈ 𝐷) → (𝑇‘{𝐾, (𝐾 + 1)}) ∈ ran 𝑇) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 ∧ wa 401 ∧ w3a 1103 = wceq 1570 ∈ wcel 2147 ≠ wne 2959 ⊆ wss 3900 {cpr 4590 class class class wbr 5108 ran crn 5659 ‘cfv 6566 (class class class)co 7451 2oc2o 8508 ≈ cen 9008 Fincfn 9011 1c1 11240 + caddc 11242 ≤ cle 11383 ℕcn 12375 ...cfz 13679 pmTrspcpmtr 19706 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1828 ax-4 1842 ax-5 1945 ax-6 2002 ax-7 2043 ax-8 2149 ax-9 2157 ax-10 2180 ax-11 2197 ax-12 2216 ax-ext 2735 ax-rep 5238 ax-sep 5255 ax-nul 5266 ax-pow 5334 ax-pr 5398 ax-un 7783 ax-cnex 11295 ax-resscn 11296 ax-1cn 11297 ax-icn 11298 ax-addcl 11299 ax-addrcl 11300 ax-mulcl 11301 ax-mulrcl 11302 ax-mulcom 11303 ax-addass 11304 ax-mulass 11305 ax-distr 11306 ax-i2m1 11307 ax-1ne0 11308 ax-1rid 11309 ax-rnegex 11310 ax-rrecex 11311 ax-cnre 11312 ax-pre-lttri 11313 ax-pre-lttrn 11314 ax-pre-ltadd 11315 ax-pre-mulgt0 11316 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3or 1104 df-3an 1105 df-tru 1573 df-fal 1583 df-ex 1813 df-nf 1817 df-sb 2102 df-mo 2567 df-eu 2597 df-clab 2742 df-cleq 2755 df-clel 2839 df-nfc 2913 df-ne 2960 df-nel 3066 df-ral 3081 df-rex 3091 df-reu 3370 df-rab 3417 df-v 3456 df-sbc 3743 df-csb 3852 df-ss 3901 df-pss 4017 df-dif 4050 df-in 4094 df-un 4154 df-nul 4282 df-if 4486 df-pw 4562 df-sn 4589 df-pr 4591 df-op 4841 df-uni 4873 df-iun 4958 df-br 5109 df-opab 5174 df-mpt 5193 df-tr 5219 df-id 5553 df-eprel 5558 df-po 5566 df-so 5567 df-fr 5611 df-we 5613 df-xp 5664 df-rel 5665 df-cnv 5666 df-co 5667 df-dm 5668 df-rn 5669 df-res 5670 df-ima 5671 df-pred 6330 df-ord 6391 df-on 6392 df-lim 6393 df-suc 6394 df-iota 6520 df-fun 6568 df-fn 6569 df-f 6570 df-f1 6571 df-fo 6572 df-f1o 6573 df-fv 6574 df-riota 7408 df-ov 7454 df-oprab 7455 df-mpo 7456 df-om 7912 df-1st 8035 df-2nd 8036 df-frecs 8337 df-wrecs 8368 df-recs 8417 df-rdg 8456 df-1o 8514 df-2o 8515 df-er 8755 df-en 9012 df-dom 9013 df-sdom 9014 df-fin 9015 df-pnf 11384 df-mnf 11385 df-xr 11386 df-ltxr 11387 df-le 11388 df-sub 11582 df-neg 11583 df-nn 12376 df-n0 12647 df-z 12734 df-uz 13006 df-fz 13680 df-pmtr 19707 |
| This theorem is used by: psgnfzto1stlem 33760 fzto1st 33763 psgnfzto1st 33765 |
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