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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 13348 | . . . . . . 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 15465 | . 2 ⊢ (𝜑 → (𝑥 ∈ 𝐴 ↦ 𝐵) ∈ ≤𝑂(1)) |
| 13 | 2 | renegcld 11581 | . . 3 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝐴) → -𝐵 ∈ ℝ) |
| 14 | 6 | renegcld 11581 | . . 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 11733 | . . . 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 15465 | . 2 ⊢ (𝜑 → (𝑥 ∈ 𝐴 ↦ -𝐵) ∈ ≤𝑂(1)) |
| 21 | 2 | o1lo1 15479 | . 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 3911 class class class wbr 5102 ↦ cmpt 5183 (class class class)co 7369 ℝcr 11043 ≤ cle 11185 -cneg 11382 [,]cicc 13285 𝑂(1)co1 15428 ≤𝑂(1)clo1 15429 |
| 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 5246 ax-nul 5256 ax-pow 5315 ax-pr 5382 ax-un 7691 ax-cnex 11100 ax-resscn 11101 ax-1cn 11102 ax-icn 11103 ax-addcl 11104 ax-addrcl 11105 ax-mulcl 11106 ax-mulrcl 11107 ax-mulcom 11108 ax-addass 11109 ax-mulass 11110 ax-distr 11111 ax-i2m1 11112 ax-1ne0 11113 ax-1rid 11114 ax-rnegex 11115 ax-rrecex 11116 ax-cnre 11117 ax-pre-lttri 11118 ax-pre-lttrn 11119 ax-pre-ltadd 11120 ax-pre-mulgt0 11121 ax-pre-sup 11122 |
| 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 3351 df-reu 3352 df-rab 3403 df-v 3446 df-sbc 3751 df-csb 3860 df-dif 3914 df-un 3916 df-in 3918 df-ss 3928 df-pss 3931 df-nul 4293 df-if 4485 df-pw 4561 df-sn 4586 df-pr 4588 df-op 4592 df-uni 4868 df-iun 4953 df-br 5103 df-opab 5165 df-mpt 5184 df-tr 5210 df-id 5526 df-eprel 5531 df-po 5539 df-so 5540 df-fr 5584 df-we 5586 df-xp 5637 df-rel 5638 df-cnv 5639 df-co 5640 df-dm 5641 df-rn 5642 df-res 5643 df-ima 5644 df-pred 6262 df-ord 6323 df-on 6324 df-lim 6325 df-suc 6326 df-iota 6452 df-fun 6501 df-fn 6502 df-f 6503 df-f1 6504 df-fo 6505 df-f1o 6506 df-fv 6507 df-riota 7326 df-ov 7372 df-oprab 7373 df-mpo 7374 df-om 7823 df-2nd 7948 df-frecs 8237 df-wrecs 8268 df-recs 8317 df-rdg 8355 df-er 8648 df-pm 8779 df-en 8896 df-dom 8897 df-sdom 8898 df-sup 9369 df-pnf 11186 df-mnf 11187 df-xr 11188 df-ltxr 11189 df-le 11190 df-sub 11383 df-neg 11384 df-div 11812 df-nn 12163 df-2 12225 df-3 12226 df-n0 12419 df-z 12506 df-uz 12770 df-rp 12928 df-ico 13288 df-icc 13289 df-seq 13943 df-exp 14003 df-cj 15041 df-re 15042 df-im 15043 df-sqrt 15177 df-abs 15178 df-o1 15432 df-lo1 15433 |
| This theorem is referenced by: (None) |
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