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| Mirrors > Home > MPE Home > Th. List > icco1 | Structured version Visualization version GIF version | ||
| Description: Derive eventual boundedness from separate upper and lower eventual bounds. (Contributed by Mario Carneiro, 15-Apr-2016.) |
| Ref | Expression |
|---|---|
| icco1.1 | ⊢ (𝜑 → 𝐴 ⊆ ℝ) |
| icco1.2 | ⊢ ((𝜑 ∧ 𝑥 ∈ 𝐴) → 𝐵 ∈ ℝ) |
| icco1.3 | ⊢ (𝜑 → 𝐶 ∈ ℝ) |
| icco1.4 | ⊢ (𝜑 → 𝑀 ∈ ℝ) |
| icco1.5 | ⊢ (𝜑 → 𝑁 ∈ ℝ) |
| icco1.6 | ⊢ ((𝜑 ∧ (𝑥 ∈ 𝐴 ∧ 𝐶 ≤ 𝑥)) → 𝐵 ∈ (𝑀[,]𝑁)) |
| Ref | Expression |
|---|---|
| icco1 | ⊢ (𝜑 → (𝑥 ∈ 𝐴 ↦ 𝐵) ∈ 𝑂(1)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | icco1.1 | . . 3 ⊢ (𝜑 → 𝐴 ⊆ ℝ) | |
| 2 | icco1.2 | . . 3 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝐴) → 𝐵 ∈ ℝ) | |
| 3 | icco1.3 | . . 3 ⊢ (𝜑 → 𝐶 ∈ ℝ) | |
| 4 | icco1.5 | . . 3 ⊢ (𝜑 → 𝑁 ∈ ℝ) | |
| 5 | icco1.6 | . . . . 5 ⊢ ((𝜑 ∧ (𝑥 ∈ 𝐴 ∧ 𝐶 ≤ 𝑥)) → 𝐵 ∈ (𝑀[,]𝑁)) | |
| 6 | icco1.4 | . . . . . . 7 ⊢ (𝜑 → 𝑀 ∈ ℝ) | |
| 7 | elicc2 13314 | . . . . . . 7 ⊢ ((𝑀 ∈ ℝ ∧ 𝑁 ∈ ℝ) → (𝐵 ∈ (𝑀[,]𝑁) ↔ (𝐵 ∈ ℝ ∧ 𝑀 ≤ 𝐵 ∧ 𝐵 ≤ 𝑁))) | |
| 8 | 6, 4, 7 | syl2anc 584 | . . . . . 6 ⊢ (𝜑 → (𝐵 ∈ (𝑀[,]𝑁) ↔ (𝐵 ∈ ℝ ∧ 𝑀 ≤ 𝐵 ∧ 𝐵 ≤ 𝑁))) |
| 9 | 8 | adantr 480 | . . . . 5 ⊢ ((𝜑 ∧ (𝑥 ∈ 𝐴 ∧ 𝐶 ≤ 𝑥)) → (𝐵 ∈ (𝑀[,]𝑁) ↔ (𝐵 ∈ ℝ ∧ 𝑀 ≤ 𝐵 ∧ 𝐵 ≤ 𝑁))) |
| 10 | 5, 9 | mpbid 232 | . . . 4 ⊢ ((𝜑 ∧ (𝑥 ∈ 𝐴 ∧ 𝐶 ≤ 𝑥)) → (𝐵 ∈ ℝ ∧ 𝑀 ≤ 𝐵 ∧ 𝐵 ≤ 𝑁)) |
| 11 | 10 | simp3d 1144 | . . 3 ⊢ ((𝜑 ∧ (𝑥 ∈ 𝐴 ∧ 𝐶 ≤ 𝑥)) → 𝐵 ≤ 𝑁) |
| 12 | 1, 2, 3, 4, 11 | ello1d 15430 | . 2 ⊢ (𝜑 → (𝑥 ∈ 𝐴 ↦ 𝐵) ∈ ≤𝑂(1)) |
| 13 | 2 | renegcld 11547 | . . 3 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝐴) → -𝐵 ∈ ℝ) |
| 14 | 6 | renegcld 11547 | . . 3 ⊢ (𝜑 → -𝑀 ∈ ℝ) |
| 15 | 10 | simp2d 1143 | . . . 4 ⊢ ((𝜑 ∧ (𝑥 ∈ 𝐴 ∧ 𝐶 ≤ 𝑥)) → 𝑀 ≤ 𝐵) |
| 16 | 6 | adantr 480 | . . . . 5 ⊢ ((𝜑 ∧ (𝑥 ∈ 𝐴 ∧ 𝐶 ≤ 𝑥)) → 𝑀 ∈ ℝ) |
| 17 | 2 | adantrr 717 | . . . . 5 ⊢ ((𝜑 ∧ (𝑥 ∈ 𝐴 ∧ 𝐶 ≤ 𝑥)) → 𝐵 ∈ ℝ) |
| 18 | 16, 17 | lenegd 11699 | . . . 4 ⊢ ((𝜑 ∧ (𝑥 ∈ 𝐴 ∧ 𝐶 ≤ 𝑥)) → (𝑀 ≤ 𝐵 ↔ -𝐵 ≤ -𝑀)) |
| 19 | 15, 18 | mpbid 232 | . . 3 ⊢ ((𝜑 ∧ (𝑥 ∈ 𝐴 ∧ 𝐶 ≤ 𝑥)) → -𝐵 ≤ -𝑀) |
| 20 | 1, 13, 3, 14, 19 | ello1d 15430 | . 2 ⊢ (𝜑 → (𝑥 ∈ 𝐴 ↦ -𝐵) ∈ ≤𝑂(1)) |
| 21 | 2 | o1lo1 15444 | . 2 ⊢ (𝜑 → ((𝑥 ∈ 𝐴 ↦ 𝐵) ∈ 𝑂(1) ↔ ((𝑥 ∈ 𝐴 ↦ 𝐵) ∈ ≤𝑂(1) ∧ (𝑥 ∈ 𝐴 ↦ -𝐵) ∈ ≤𝑂(1)))) |
| 22 | 12, 20, 21 | mpbir2and 713 | 1 ⊢ (𝜑 → (𝑥 ∈ 𝐴 ↦ 𝐵) ∈ 𝑂(1)) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ↔ wb 206 ∧ wa 395 ∧ w3a 1086 ∈ wcel 2109 ⊆ wss 3903 class class class wbr 5092 ↦ cmpt 5173 (class class class)co 7349 ℝcr 11008 ≤ cle 11150 -cneg 11348 [,]cicc 13251 𝑂(1)co1 15393 ≤𝑂(1)clo1 15394 |
| 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 1967 ax-7 2008 ax-8 2111 ax-9 2119 ax-10 2142 ax-11 2158 ax-12 2178 ax-ext 2701 ax-sep 5235 ax-nul 5245 ax-pow 5304 ax-pr 5371 ax-un 7671 ax-cnex 11065 ax-resscn 11066 ax-1cn 11067 ax-icn 11068 ax-addcl 11069 ax-addrcl 11070 ax-mulcl 11071 ax-mulrcl 11072 ax-mulcom 11073 ax-addass 11074 ax-mulass 11075 ax-distr 11076 ax-i2m1 11077 ax-1ne0 11078 ax-1rid 11079 ax-rnegex 11080 ax-rrecex 11081 ax-cnre 11082 ax-pre-lttri 11083 ax-pre-lttrn 11084 ax-pre-ltadd 11085 ax-pre-mulgt0 11086 ax-pre-sup 11087 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 848 df-3or 1087 df-3an 1088 df-tru 1543 df-fal 1553 df-ex 1780 df-nf 1784 df-sb 2066 df-mo 2533 df-eu 2562 df-clab 2708 df-cleq 2721 df-clel 2803 df-nfc 2878 df-ne 2926 df-nel 3030 df-ral 3045 df-rex 3054 df-rmo 3343 df-reu 3344 df-rab 3395 df-v 3438 df-sbc 3743 df-csb 3852 df-dif 3906 df-un 3908 df-in 3910 df-ss 3920 df-pss 3923 df-nul 4285 df-if 4477 df-pw 4553 df-sn 4578 df-pr 4580 df-op 4584 df-uni 4859 df-iun 4943 df-br 5093 df-opab 5155 df-mpt 5174 df-tr 5200 df-id 5514 df-eprel 5519 df-po 5527 df-so 5528 df-fr 5572 df-we 5574 df-xp 5625 df-rel 5626 df-cnv 5627 df-co 5628 df-dm 5629 df-rn 5630 df-res 5631 df-ima 5632 df-pred 6249 df-ord 6310 df-on 6311 df-lim 6312 df-suc 6313 df-iota 6438 df-fun 6484 df-fn 6485 df-f 6486 df-f1 6487 df-fo 6488 df-f1o 6489 df-fv 6490 df-riota 7306 df-ov 7352 df-oprab 7353 df-mpo 7354 df-om 7800 df-2nd 7925 df-frecs 8214 df-wrecs 8245 df-recs 8294 df-rdg 8332 df-er 8625 df-pm 8756 df-en 8873 df-dom 8874 df-sdom 8875 df-sup 9332 df-pnf 11151 df-mnf 11152 df-xr 11153 df-ltxr 11154 df-le 11155 df-sub 11349 df-neg 11350 df-div 11778 df-nn 12129 df-2 12191 df-3 12192 df-n0 12385 df-z 12472 df-uz 12736 df-rp 12894 df-ico 13254 df-icc 13255 df-seq 13909 df-exp 13969 df-cj 15006 df-re 15007 df-im 15008 df-sqrt 15142 df-abs 15143 df-o1 15397 df-lo1 15398 |
| This theorem is referenced by: (None) |
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