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Mirrors > Home > MPE Home > Th. List > uznfz | Structured version Visualization version GIF version |
Description: Disjointness of the upper integers and a finite sequence. (Contributed by Mario Carneiro, 24-Aug-2013.) |
Ref | Expression |
---|---|
uznfz | ⊢ (𝐾 ∈ (ℤ≥‘𝑁) → ¬ 𝐾 ∈ (𝑀...(𝑁 − 1))) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | eluzle 12255 | . 2 ⊢ (𝐾 ∈ (ℤ≥‘𝑁) → 𝑁 ≤ 𝐾) | |
2 | eluzel2 12247 | . . . 4 ⊢ (𝐾 ∈ (ℤ≥‘𝑁) → 𝑁 ∈ ℤ) | |
3 | elfzel1 12906 | . . . . 5 ⊢ (𝐾 ∈ (𝑀...(𝑁 − 1)) → 𝑀 ∈ ℤ) | |
4 | elfzm11 12977 | . . . . . . 7 ⊢ ((𝑀 ∈ ℤ ∧ 𝑁 ∈ ℤ) → (𝐾 ∈ (𝑀...(𝑁 − 1)) ↔ (𝐾 ∈ ℤ ∧ 𝑀 ≤ 𝐾 ∧ 𝐾 < 𝑁))) | |
5 | simp3 1134 | . . . . . . 7 ⊢ ((𝐾 ∈ ℤ ∧ 𝑀 ≤ 𝐾 ∧ 𝐾 < 𝑁) → 𝐾 < 𝑁) | |
6 | 4, 5 | syl6bi 255 | . . . . . 6 ⊢ ((𝑀 ∈ ℤ ∧ 𝑁 ∈ ℤ) → (𝐾 ∈ (𝑀...(𝑁 − 1)) → 𝐾 < 𝑁)) |
7 | 6 | impancom 454 | . . . . 5 ⊢ ((𝑀 ∈ ℤ ∧ 𝐾 ∈ (𝑀...(𝑁 − 1))) → (𝑁 ∈ ℤ → 𝐾 < 𝑁)) |
8 | 3, 7 | mpancom 686 | . . . 4 ⊢ (𝐾 ∈ (𝑀...(𝑁 − 1)) → (𝑁 ∈ ℤ → 𝐾 < 𝑁)) |
9 | 2, 8 | syl5com 31 | . . 3 ⊢ (𝐾 ∈ (ℤ≥‘𝑁) → (𝐾 ∈ (𝑀...(𝑁 − 1)) → 𝐾 < 𝑁)) |
10 | eluzelz 12252 | . . . 4 ⊢ (𝐾 ∈ (ℤ≥‘𝑁) → 𝐾 ∈ ℤ) | |
11 | zre 11984 | . . . . 5 ⊢ (𝐾 ∈ ℤ → 𝐾 ∈ ℝ) | |
12 | zre 11984 | . . . . 5 ⊢ (𝑁 ∈ ℤ → 𝑁 ∈ ℝ) | |
13 | ltnle 10719 | . . . . 5 ⊢ ((𝐾 ∈ ℝ ∧ 𝑁 ∈ ℝ) → (𝐾 < 𝑁 ↔ ¬ 𝑁 ≤ 𝐾)) | |
14 | 11, 12, 13 | syl2an 597 | . . . 4 ⊢ ((𝐾 ∈ ℤ ∧ 𝑁 ∈ ℤ) → (𝐾 < 𝑁 ↔ ¬ 𝑁 ≤ 𝐾)) |
15 | 10, 2, 14 | syl2anc 586 | . . 3 ⊢ (𝐾 ∈ (ℤ≥‘𝑁) → (𝐾 < 𝑁 ↔ ¬ 𝑁 ≤ 𝐾)) |
16 | 9, 15 | sylibd 241 | . 2 ⊢ (𝐾 ∈ (ℤ≥‘𝑁) → (𝐾 ∈ (𝑀...(𝑁 − 1)) → ¬ 𝑁 ≤ 𝐾)) |
17 | 1, 16 | mt2d 138 | 1 ⊢ (𝐾 ∈ (ℤ≥‘𝑁) → ¬ 𝐾 ∈ (𝑀...(𝑁 − 1))) |
Colors of variables: wff setvar class |
Syntax hints: ¬ wn 3 → wi 4 ↔ wb 208 ∧ wa 398 ∧ w3a 1083 ∈ wcel 2110 class class class wbr 5065 ‘cfv 6354 (class class class)co 7155 ℝcr 10535 1c1 10537 < clt 10674 ≤ cle 10675 − cmin 10869 ℤcz 11980 ℤ≥cuz 12242 ...cfz 12891 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1792 ax-4 1806 ax-5 1907 ax-6 1966 ax-7 2011 ax-8 2112 ax-9 2120 ax-10 2141 ax-11 2157 ax-12 2173 ax-ext 2793 ax-sep 5202 ax-nul 5209 ax-pow 5265 ax-pr 5329 ax-un 7460 ax-cnex 10592 ax-resscn 10593 ax-1cn 10594 ax-icn 10595 ax-addcl 10596 ax-addrcl 10597 ax-mulcl 10598 ax-mulrcl 10599 ax-mulcom 10600 ax-addass 10601 ax-mulass 10602 ax-distr 10603 ax-i2m1 10604 ax-1ne0 10605 ax-1rid 10606 ax-rnegex 10607 ax-rrecex 10608 ax-cnre 10609 ax-pre-lttri 10610 ax-pre-lttrn 10611 ax-pre-ltadd 10612 ax-pre-mulgt0 10613 |
This theorem depends on definitions: df-bi 209 df-an 399 df-or 844 df-3or 1084 df-3an 1085 df-tru 1536 df-ex 1777 df-nf 1781 df-sb 2066 df-mo 2618 df-eu 2650 df-clab 2800 df-cleq 2814 df-clel 2893 df-nfc 2963 df-ne 3017 df-nel 3124 df-ral 3143 df-rex 3144 df-reu 3145 df-rab 3147 df-v 3496 df-sbc 3772 df-csb 3883 df-dif 3938 df-un 3940 df-in 3942 df-ss 3951 df-pss 3953 df-nul 4291 df-if 4467 df-pw 4540 df-sn 4567 df-pr 4569 df-tp 4571 df-op 4573 df-uni 4838 df-iun 4920 df-br 5066 df-opab 5128 df-mpt 5146 df-tr 5172 df-id 5459 df-eprel 5464 df-po 5473 df-so 5474 df-fr 5513 df-we 5515 df-xp 5560 df-rel 5561 df-cnv 5562 df-co 5563 df-dm 5564 df-rn 5565 df-res 5566 df-ima 5567 df-pred 6147 df-ord 6193 df-on 6194 df-lim 6195 df-suc 6196 df-iota 6313 df-fun 6356 df-fn 6357 df-f 6358 df-f1 6359 df-fo 6360 df-f1o 6361 df-fv 6362 df-riota 7113 df-ov 7158 df-oprab 7159 df-mpo 7160 df-om 7580 df-1st 7688 df-2nd 7689 df-wrecs 7946 df-recs 8007 df-rdg 8045 df-er 8288 df-en 8509 df-dom 8510 df-sdom 8511 df-pnf 10676 df-mnf 10677 df-xr 10678 df-ltxr 10679 df-le 10680 df-sub 10871 df-neg 10872 df-nn 11638 df-n0 11897 df-z 11981 df-uz 12243 df-fz 12892 |
This theorem is referenced by: fzdif2 30513 ballotlemfp1 31749 poimirlem27 34918 mblfinlem2 34929 |
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