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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 13358 | . . . . . . 7 ⊢ ((𝑀 ∈ ℝ ∧ 𝑁 ∈ ℝ) → (𝐵 ∈ (𝑀[,]𝑁) ↔ (𝐵 ∈ ℝ ∧ 𝑀 ≤ 𝐵 ∧ 𝐵 ≤ 𝑁))) | |
| 8 | 6, 4, 7 | syl2anc 585 | . . . . . 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 1145 | . . 3 ⊢ ((𝜑 ∧ (𝑥 ∈ 𝐴 ∧ 𝐶 ≤ 𝑥)) → 𝐵 ≤ 𝑁) |
| 12 | 1, 2, 3, 4, 11 | ello1d 15479 | . 2 ⊢ (𝜑 → (𝑥 ∈ 𝐴 ↦ 𝐵) ∈ ≤𝑂(1)) |
| 13 | 2 | renegcld 11571 | . . 3 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝐴) → -𝐵 ∈ ℝ) |
| 14 | 6 | renegcld 11571 | . . 3 ⊢ (𝜑 → -𝑀 ∈ ℝ) |
| 15 | 10 | simp2d 1144 | . . . 4 ⊢ ((𝜑 ∧ (𝑥 ∈ 𝐴 ∧ 𝐶 ≤ 𝑥)) → 𝑀 ≤ 𝐵) |
| 16 | 6 | adantr 480 | . . . . 5 ⊢ ((𝜑 ∧ (𝑥 ∈ 𝐴 ∧ 𝐶 ≤ 𝑥)) → 𝑀 ∈ ℝ) |
| 17 | 2 | adantrr 718 | . . . . 5 ⊢ ((𝜑 ∧ (𝑥 ∈ 𝐴 ∧ 𝐶 ≤ 𝑥)) → 𝐵 ∈ ℝ) |
| 18 | 16, 17 | lenegd 11723 | . . . 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 15479 | . 2 ⊢ (𝜑 → (𝑥 ∈ 𝐴 ↦ -𝐵) ∈ ≤𝑂(1)) |
| 21 | 2 | o1lo1 15493 | . 2 ⊢ (𝜑 → ((𝑥 ∈ 𝐴 ↦ 𝐵) ∈ 𝑂(1) ↔ ((𝑥 ∈ 𝐴 ↦ 𝐵) ∈ ≤𝑂(1) ∧ (𝑥 ∈ 𝐴 ↦ -𝐵) ∈ ≤𝑂(1)))) |
| 22 | 12, 20, 21 | mpbir2and 714 | 1 ⊢ (𝜑 → (𝑥 ∈ 𝐴 ↦ 𝐵) ∈ 𝑂(1)) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ↔ wb 206 ∧ wa 395 ∧ w3a 1087 ∈ wcel 2114 ⊆ wss 3890 class class class wbr 5086 ↦ cmpt 5167 (class class class)co 7361 ℝcr 11031 ≤ cle 11174 -cneg 11372 [,]cicc 13295 𝑂(1)co1 15442 ≤𝑂(1)clo1 15443 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1797 ax-4 1811 ax-5 1912 ax-6 1969 ax-7 2010 ax-8 2116 ax-9 2124 ax-10 2147 ax-11 2163 ax-12 2185 ax-ext 2709 ax-sep 5232 ax-nul 5242 ax-pow 5303 ax-pr 5371 ax-un 7683 ax-cnex 11088 ax-resscn 11089 ax-1cn 11090 ax-icn 11091 ax-addcl 11092 ax-addrcl 11093 ax-mulcl 11094 ax-mulrcl 11095 ax-mulcom 11096 ax-addass 11097 ax-mulass 11098 ax-distr 11099 ax-i2m1 11100 ax-1ne0 11101 ax-1rid 11102 ax-rnegex 11103 ax-rrecex 11104 ax-cnre 11105 ax-pre-lttri 11106 ax-pre-lttrn 11107 ax-pre-ltadd 11108 ax-pre-mulgt0 11109 ax-pre-sup 11110 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 849 df-3or 1088 df-3an 1089 df-tru 1545 df-fal 1555 df-ex 1782 df-nf 1786 df-sb 2069 df-mo 2540 df-eu 2570 df-clab 2716 df-cleq 2729 df-clel 2812 df-nfc 2886 df-ne 2934 df-nel 3038 df-ral 3053 df-rex 3063 df-rmo 3343 df-reu 3344 df-rab 3391 df-v 3432 df-sbc 3730 df-csb 3839 df-dif 3893 df-un 3895 df-in 3897 df-ss 3907 df-pss 3910 df-nul 4275 df-if 4468 df-pw 4544 df-sn 4569 df-pr 4571 df-op 4575 df-uni 4852 df-iun 4936 df-br 5087 df-opab 5149 df-mpt 5168 df-tr 5194 df-id 5520 df-eprel 5525 df-po 5533 df-so 5534 df-fr 5578 df-we 5580 df-xp 5631 df-rel 5632 df-cnv 5633 df-co 5634 df-dm 5635 df-rn 5636 df-res 5637 df-ima 5638 df-pred 6260 df-ord 6321 df-on 6322 df-lim 6323 df-suc 6324 df-iota 6449 df-fun 6495 df-fn 6496 df-f 6497 df-f1 6498 df-fo 6499 df-f1o 6500 df-fv 6501 df-riota 7318 df-ov 7364 df-oprab 7365 df-mpo 7366 df-om 7812 df-2nd 7937 df-frecs 8225 df-wrecs 8256 df-recs 8305 df-rdg 8343 df-er 8637 df-pm 8770 df-en 8888 df-dom 8889 df-sdom 8890 df-sup 9349 df-pnf 11175 df-mnf 11176 df-xr 11177 df-ltxr 11178 df-le 11179 df-sub 11373 df-neg 11374 df-div 11802 df-nn 12169 df-2 12238 df-3 12239 df-n0 12432 df-z 12519 df-uz 12783 df-rp 12937 df-ico 13298 df-icc 13299 df-seq 13958 df-exp 14018 df-cj 15055 df-re 15056 df-im 15057 df-sqrt 15191 df-abs 15192 df-o1 15446 df-lo1 15447 |
| This theorem is referenced by: (None) |
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