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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 14028 | . . . 4 ⊢ (1...𝑁) ∈ Fin | |
| 3 | 1, 2 | eqeltri 2861 | . . 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 2875 | . . . . . . . 8 ⊢ ((𝐾 ∈ ℕ ∧ (𝐾 + 1) ∈ 𝐷) → (𝐾 + 1) ∈ (1...𝑁)) |
| 8 | elfz1b 13640 | . . . . . . . 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 12265 | . . . . . . 7 ⊢ ((𝐾 ∈ ℕ ∧ (𝐾 + 1) ∈ 𝐷) → 𝐾 ∈ ℝ) |
| 12 | 1red 11226 | . . . . . . . 8 ⊢ ((𝐾 ∈ ℕ ∧ (𝐾 + 1) ∈ 𝐷) → 1 ∈ ℝ) | |
| 13 | 11, 12 | readdcld 11255 | . . . . . . 7 ⊢ ((𝐾 ∈ ℕ ∧ (𝐾 + 1) ∈ 𝐷) → (𝐾 + 1) ∈ ℝ) |
| 14 | 10 | nnred 12265 | . . . . . . 7 ⊢ ((𝐾 ∈ ℕ ∧ (𝐾 + 1) ∈ 𝐷) → 𝑁 ∈ ℝ) |
| 15 | 11 | lep1d 12163 | . . . . . . 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 11384 | . . . . . 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 13640 | . . . . 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 2876 | . . 3 ⊢ ((𝐾 ∈ ℕ ∧ (𝐾 + 1) ∈ 𝐷) → 𝐾 ∈ 𝐷) |
| 22 | prssi 4789 | . . 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 12162 | . . . 4 ⊢ ((𝐾 ∈ ℕ ∧ (𝐾 + 1) ∈ 𝐷) → 𝐾 < (𝐾 + 1)) |
| 25 | 11, 24 | ltned 11363 | . . 3 ⊢ ((𝐾 ∈ ℕ ∧ (𝐾 + 1) ∈ 𝐷) → 𝐾 ≠ (𝐾 + 1)) |
| 26 | enpr2 10004 | . . 3 ⊢ ((𝐾 ∈ 𝐷 ∧ (𝐾 + 1) ∈ 𝐷 ∧ 𝐾 ≠ (𝐾 + 1)) → {𝐾, (𝐾 + 1)} ≈ 2o) | |
| 27 | 21, 6, 25, 26 | syl3anc 1398 | . 2 ⊢ ((𝐾 ∈ ℕ ∧ (𝐾 + 1) ∈ 𝐷) → {𝐾, (𝐾 + 1)} ≈ 2o) |
| 28 | pmtrto1cl.t | . . 3 ⊢ 𝑇 = (pmTrsp‘𝐷) | |
| 29 | eqid 2765 | . . 3 ⊢ ran 𝑇 = ran 𝑇 | |
| 30 | 28, 29 | pmtrrn 19573 | . 2 ⊢ ((𝐷 ∈ Fin ∧ {𝐾, (𝐾 + 1)} ⊆ 𝐷 ∧ {𝐾, (𝐾 + 1)} ≈ 2o) → (𝑇‘{𝐾, (𝐾 + 1)}) ∈ ran 𝑇) |
| 31 | 4, 23, 27, 30 | syl3anc 1398 | 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 2146 ≠ wne 2960 ⊆ wss 3906 {cpr 4593 class class class wbr 5111 ran crn 5664 ‘cfv 6540 (class class class)co 7419 2oc2o 8453 ≈ cen 8946 Fincfn 8949 1c1 11118 + caddc 11120 ≤ cle 11261 ℕcn 12250 ...cfz 13553 pmTrspcpmtr 19557 |
| 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 1943 ax-6 2000 ax-7 2041 ax-8 2148 ax-9 2156 ax-10 2179 ax-11 2195 ax-12 2216 ax-ext 2737 ax-rep 5240 ax-sep 5259 ax-nul 5271 ax-pow 5338 ax-pr 5406 ax-un 7742 ax-cnex 11173 ax-resscn 11174 ax-1cn 11175 ax-icn 11176 ax-addcl 11177 ax-addrcl 11178 ax-mulcl 11179 ax-mulrcl 11180 ax-mulcom 11181 ax-addass 11182 ax-mulass 11183 ax-distr 11184 ax-i2m1 11185 ax-1ne0 11186 ax-1rid 11187 ax-rnegex 11188 ax-rrecex 11189 ax-cnre 11190 ax-pre-lttri 11191 ax-pre-lttrn 11192 ax-pre-ltadd 11193 ax-pre-mulgt0 11194 |
| 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 2100 df-mo 2569 df-eu 2599 df-clab 2744 df-cleq 2757 df-clel 2840 df-nfc 2914 df-ne 2961 df-nel 3067 df-ral 3082 df-rex 3092 df-reu 3372 df-rab 3419 df-v 3459 df-sbc 3747 df-csb 3855 df-dif 3909 df-un 3911 df-in 3913 df-ss 3923 df-pss 3926 df-nul 4287 df-if 4490 df-pw 4566 df-sn 4592 df-pr 4594 df-op 4598 df-uni 4875 df-iun 4960 df-br 5112 df-opab 5176 df-mpt 5195 df-tr 5221 df-id 5558 df-eprel 5563 df-po 5571 df-so 5572 df-fr 5616 df-we 5618 df-xp 5669 df-rel 5670 df-cnv 5671 df-co 5672 df-dm 5673 df-rn 5674 df-res 5675 df-ima 5676 df-pred 6306 df-ord 6367 df-on 6368 df-lim 6369 df-suc 6370 df-iota 6496 df-fun 6542 df-fn 6543 df-f 6544 df-f1 6545 df-fo 6546 df-f1o 6547 df-fv 6548 df-riota 7376 df-ov 7422 df-oprab 7423 df-mpo 7424 df-om 7869 df-1st 7992 df-2nd 7993 df-frecs 8284 df-wrecs 8315 df-recs 8364 df-rdg 8403 df-1o 8459 df-2o 8460 df-er 8700 df-en 8950 df-dom 8951 df-sdom 8952 df-fin 8953 df-pnf 11262 df-mnf 11263 df-xr 11264 df-ltxr 11265 df-le 11266 df-sub 11460 df-neg 11461 df-nn 12251 df-n0 12522 df-z 12609 df-uz 12881 df-fz 13554 df-pmtr 19558 |
| This theorem is used by: psgnfzto1stlem 33486 fzto1st 33489 psgnfzto1st 33491 |
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