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| Mirrors > Home > MPE Home > Th. List > chpo1ub | Structured version Visualization version GIF version | ||
| Description: The ψ function is upper bounded by a linear term. (Contributed by Mario Carneiro, 16-Apr-2016.) |
| Ref | Expression |
|---|---|
| chpo1ub | ⊢ (𝑥 ∈ ℝ+ ↦ ((ψ‘𝑥) / 𝑥)) ∈ 𝑂(1) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | 2re 12361 | . . . . . . . . . . 11 ⊢ 2 ∈ ℝ | |
| 2 | elicopnf 13520 | . . . . . . . . . . 11 ⊢ (2 ∈ ℝ → (𝑥 ∈ (2[,)+∞) ↔ (𝑥 ∈ ℝ ∧ 2 ≤ 𝑥))) | |
| 3 | 1, 2 | ax-mp 5 | . . . . . . . . . 10 ⊢ (𝑥 ∈ (2[,)+∞) ↔ (𝑥 ∈ ℝ ∧ 2 ≤ 𝑥)) |
| 4 | chtrpcl 27440 | . . . . . . . . . 10 ⊢ ((𝑥 ∈ ℝ ∧ 2 ≤ 𝑥) → (θ‘𝑥) ∈ ℝ+) | |
| 5 | 3, 4 | sylbi 220 | . . . . . . . . 9 ⊢ (𝑥 ∈ (2[,)+∞) → (θ‘𝑥) ∈ ℝ+) |
| 6 | 5 | rpcnne0d 13117 | . . . . . . . 8 ⊢ (𝑥 ∈ (2[,)+∞) → ((θ‘𝑥) ∈ ℂ ∧ (θ‘𝑥) ≠ 0)) |
| 7 | 3 | simplbi 502 | . . . . . . . . . 10 ⊢ (𝑥 ∈ (2[,)+∞) → 𝑥 ∈ ℝ) |
| 8 | 0red 11257 | . . . . . . . . . . 11 ⊢ (𝑥 ∈ (2[,)+∞) → 0 ∈ ℝ) | |
| 9 | 1 | a1i 11 | . . . . . . . . . . 11 ⊢ (𝑥 ∈ (2[,)+∞) → 2 ∈ ℝ) |
| 10 | 2pos 12391 | . . . . . . . . . . . 12 ⊢ 0 < 2 | |
| 11 | 10 | a1i 11 | . . . . . . . . . . 11 ⊢ (𝑥 ∈ (2[,)+∞) → 0 < 2) |
| 12 | 3 | simprbi 503 | . . . . . . . . . . 11 ⊢ (𝑥 ∈ (2[,)+∞) → 2 ≤ 𝑥) |
| 13 | 8, 9, 7, 11, 12 | ltletrd 11416 | . . . . . . . . . 10 ⊢ (𝑥 ∈ (2[,)+∞) → 0 < 𝑥) |
| 14 | 7, 13 | elrpd 13105 | . . . . . . . . 9 ⊢ (𝑥 ∈ (2[,)+∞) → 𝑥 ∈ ℝ+) |
| 15 | 14 | rpcnne0d 13117 | . . . . . . . 8 ⊢ (𝑥 ∈ (2[,)+∞) → (𝑥 ∈ ℂ ∧ 𝑥 ≠ 0)) |
| 16 | rpre 13073 | . . . . . . . . . . 11 ⊢ (𝑥 ∈ ℝ+ → 𝑥 ∈ ℝ) | |
| 17 | chpcl 27389 | . . . . . . . . . . 11 ⊢ (𝑥 ∈ ℝ → (ψ‘𝑥) ∈ ℝ) | |
| 18 | 16, 17 | syl 18 | . . . . . . . . . 10 ⊢ (𝑥 ∈ ℝ+ → (ψ‘𝑥) ∈ ℝ) |
| 19 | 18 | recnd 11283 | . . . . . . . . 9 ⊢ (𝑥 ∈ ℝ+ → (ψ‘𝑥) ∈ ℂ) |
| 20 | 14, 19 | syl 18 | . . . . . . . 8 ⊢ (𝑥 ∈ (2[,)+∞) → (ψ‘𝑥) ∈ ℂ) |
| 21 | dmdcan 11971 | . . . . . . . 8 ⊢ ((((θ‘𝑥) ∈ ℂ ∧ (θ‘𝑥) ≠ 0) ∧ (𝑥 ∈ ℂ ∧ 𝑥 ≠ 0) ∧ (ψ‘𝑥) ∈ ℂ) → (((θ‘𝑥) / 𝑥) · ((ψ‘𝑥) / (θ‘𝑥))) = ((ψ‘𝑥) / 𝑥)) | |
| 22 | 6, 15, 20, 21 | syl3anc 1398 | . . . . . . 7 ⊢ (𝑥 ∈ (2[,)+∞) → (((θ‘𝑥) / 𝑥) · ((ψ‘𝑥) / (θ‘𝑥))) = ((ψ‘𝑥) / 𝑥)) |
| 23 | 22 | adantl 487 | . . . . . 6 ⊢ ((⊤ ∧ 𝑥 ∈ (2[,)+∞)) → (((θ‘𝑥) / 𝑥) · ((ψ‘𝑥) / (θ‘𝑥))) = ((ψ‘𝑥) / 𝑥)) |
| 24 | 23 | mpteq2dva 5198 | . . . . 5 ⊢ (⊤ → (𝑥 ∈ (2[,)+∞) ↦ (((θ‘𝑥) / 𝑥) · ((ψ‘𝑥) / (θ‘𝑥)))) = (𝑥 ∈ (2[,)+∞) ↦ ((ψ‘𝑥) / 𝑥))) |
| 25 | ovexd 7450 | . . . . . 6 ⊢ (⊤ → (2[,)+∞) ∈ V) | |
| 26 | ovexd 7450 | . . . . . 6 ⊢ ((⊤ ∧ 𝑥 ∈ (2[,)+∞)) → ((θ‘𝑥) / 𝑥) ∈ V) | |
| 27 | ovexd 7450 | . . . . . 6 ⊢ ((⊤ ∧ 𝑥 ∈ (2[,)+∞)) → ((ψ‘𝑥) / (θ‘𝑥)) ∈ V) | |
| 28 | eqidd 2761 | . . . . . 6 ⊢ (⊤ → (𝑥 ∈ (2[,)+∞) ↦ ((θ‘𝑥) / 𝑥)) = (𝑥 ∈ (2[,)+∞) ↦ ((θ‘𝑥) / 𝑥))) | |
| 29 | eqidd 2761 | . . . . . 6 ⊢ (⊤ → (𝑥 ∈ (2[,)+∞) ↦ ((ψ‘𝑥) / (θ‘𝑥))) = (𝑥 ∈ (2[,)+∞) ↦ ((ψ‘𝑥) / (θ‘𝑥)))) | |
| 30 | 25, 26, 27, 28, 29 | offval2 7700 | . . . . 5 ⊢ (⊤ → ((𝑥 ∈ (2[,)+∞) ↦ ((θ‘𝑥) / 𝑥)) ∘f · (𝑥 ∈ (2[,)+∞) ↦ ((ψ‘𝑥) / (θ‘𝑥)))) = (𝑥 ∈ (2[,)+∞) ↦ (((θ‘𝑥) / 𝑥) · ((ψ‘𝑥) / (θ‘𝑥))))) |
| 31 | 14 | ssriv 3935 | . . . . . 6 ⊢ (2[,)+∞) ⊆ ℝ+ |
| 32 | resmpt 6034 | . . . . . 6 ⊢ ((2[,)+∞) ⊆ ℝ+ → ((𝑥 ∈ ℝ+ ↦ ((ψ‘𝑥) / 𝑥)) ↾ (2[,)+∞)) = (𝑥 ∈ (2[,)+∞) ↦ ((ψ‘𝑥) / 𝑥))) | |
| 33 | 31, 32 | mp1i 14 | . . . . 5 ⊢ (⊤ → ((𝑥 ∈ ℝ+ ↦ ((ψ‘𝑥) / 𝑥)) ↾ (2[,)+∞)) = (𝑥 ∈ (2[,)+∞) ↦ ((ψ‘𝑥) / 𝑥))) |
| 34 | 24, 30, 33 | 3eqtr4rd 2806 | . . . 4 ⊢ (⊤ → ((𝑥 ∈ ℝ+ ↦ ((ψ‘𝑥) / 𝑥)) ↾ (2[,)+∞)) = ((𝑥 ∈ (2[,)+∞) ↦ ((θ‘𝑥) / 𝑥)) ∘f · (𝑥 ∈ (2[,)+∞) ↦ ((ψ‘𝑥) / (θ‘𝑥))))) |
| 35 | 31 | a1i 11 | . . . . . 6 ⊢ (⊤ → (2[,)+∞) ⊆ ℝ+) |
| 36 | chto1ub 27741 | . . . . . . 7 ⊢ (𝑥 ∈ ℝ+ ↦ ((θ‘𝑥) / 𝑥)) ∈ 𝑂(1) | |
| 37 | 36 | a1i 11 | . . . . . 6 ⊢ (⊤ → (𝑥 ∈ ℝ+ ↦ ((θ‘𝑥) / 𝑥)) ∈ 𝑂(1)) |
| 38 | 35, 37 | o1res2 15672 | . . . . 5 ⊢ (⊤ → (𝑥 ∈ (2[,)+∞) ↦ ((θ‘𝑥) / 𝑥)) ∈ 𝑂(1)) |
| 39 | chpchtlim 27744 | . . . . . 6 ⊢ (𝑥 ∈ (2[,)+∞) ↦ ((ψ‘𝑥) / (θ‘𝑥))) ⇝𝑟 1 | |
| 40 | rlimo1 15726 | . . . . . 6 ⊢ ((𝑥 ∈ (2[,)+∞) ↦ ((ψ‘𝑥) / (θ‘𝑥))) ⇝𝑟 1 → (𝑥 ∈ (2[,)+∞) ↦ ((ψ‘𝑥) / (θ‘𝑥))) ∈ 𝑂(1)) | |
| 41 | 39, 40 | ax-mp 5 | . . . . 5 ⊢ (𝑥 ∈ (2[,)+∞) ↦ ((ψ‘𝑥) / (θ‘𝑥))) ∈ 𝑂(1) |
| 42 | o1mul 15724 | . . . . 5 ⊢ (((𝑥 ∈ (2[,)+∞) ↦ ((θ‘𝑥) / 𝑥)) ∈ 𝑂(1) ∧ (𝑥 ∈ (2[,)+∞) ↦ ((ψ‘𝑥) / (θ‘𝑥))) ∈ 𝑂(1)) → ((𝑥 ∈ (2[,)+∞) ↦ ((θ‘𝑥) / 𝑥)) ∘f · (𝑥 ∈ (2[,)+∞) ↦ ((ψ‘𝑥) / (θ‘𝑥)))) ∈ 𝑂(1)) | |
| 43 | 38, 41, 42 | sylancl 598 | . . . 4 ⊢ (⊤ → ((𝑥 ∈ (2[,)+∞) ↦ ((θ‘𝑥) / 𝑥)) ∘f · (𝑥 ∈ (2[,)+∞) ↦ ((ψ‘𝑥) / (θ‘𝑥)))) ∈ 𝑂(1)) |
| 44 | 34, 43 | eqeltrd 2860 | . . 3 ⊢ (⊤ → ((𝑥 ∈ ℝ+ ↦ ((ψ‘𝑥) / 𝑥)) ↾ (2[,)+∞)) ∈ 𝑂(1)) |
| 45 | rerpdivcl 13096 | . . . . . . . 8 ⊢ (((ψ‘𝑥) ∈ ℝ ∧ 𝑥 ∈ ℝ+) → ((ψ‘𝑥) / 𝑥) ∈ ℝ) | |
| 46 | 18, 45 | mpancom 701 | . . . . . . 7 ⊢ (𝑥 ∈ ℝ+ → ((ψ‘𝑥) / 𝑥) ∈ ℝ) |
| 47 | 46 | recnd 11283 | . . . . . 6 ⊢ (𝑥 ∈ ℝ+ → ((ψ‘𝑥) / 𝑥) ∈ ℂ) |
| 48 | 47 | adantl 487 | . . . . 5 ⊢ ((⊤ ∧ 𝑥 ∈ ℝ+) → ((ψ‘𝑥) / 𝑥) ∈ ℂ) |
| 49 | 48 | fmpttd 7110 | . . . 4 ⊢ (⊤ → (𝑥 ∈ ℝ+ ↦ ((ψ‘𝑥) / 𝑥)):ℝ+⟶ℂ) |
| 50 | rpssre 13072 | . . . . 5 ⊢ ℝ+ ⊆ ℝ | |
| 51 | 50 | a1i 11 | . . . 4 ⊢ (⊤ → ℝ+ ⊆ ℝ) |
| 52 | 1 | a1i 11 | . . . 4 ⊢ (⊤ → 2 ∈ ℝ) |
| 53 | 49, 51, 52 | o1resb 15675 | . . 3 ⊢ (⊤ → ((𝑥 ∈ ℝ+ ↦ ((ψ‘𝑥) / 𝑥)) ∈ 𝑂(1) ↔ ((𝑥 ∈ ℝ+ ↦ ((ψ‘𝑥) / 𝑥)) ↾ (2[,)+∞)) ∈ 𝑂(1))) |
| 54 | 44, 53 | mpbird 260 | . 2 ⊢ (⊤ → (𝑥 ∈ ℝ+ ↦ ((ψ‘𝑥) / 𝑥)) ∈ 𝑂(1)) |
| 55 | 54 | mptru 1577 | 1 ⊢ (𝑥 ∈ ℝ+ ↦ ((ψ‘𝑥) / 𝑥)) ∈ 𝑂(1) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: ↔ wb 209 ∧ wa 401 = wceq 1570 ⊤wtru 1571 ∈ wcel 2145 ≠ wne 2955 Vcvv 3450 ⊆ wss 3899 class class class wbr 5103 ↦ cmpt 5186 ↾ cres 5657 ‘cfv 6534 (class class class)co 7415 ∘f cof 7678 ℂcc 11144 ℝcr 11145 0cc0 11146 1c1 11147 · cmul 11151 +∞cpnf 11286 < clt 11289 ≤ cle 11290 / cdiv 11917 2c2 12341 ℝ+crp 13064 [,)cico 13422 ⇝𝑟 crli 15594 𝑂(1)co1 15595 θccht 27356 ψcchp 27358 |
| 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 2147 ax-9 2155 ax-10 2178 ax-11 2194 ax-12 2213 ax-ext 2732 ax-rep 5232 ax-sep 5251 ax-nul 5263 ax-pow 5330 ax-pr 5398 ax-un 7738 ax-inf2 9624 ax-cnex 11202 ax-resscn 11203 ax-1cn 11204 ax-icn 11205 ax-addcl 11206 ax-addrcl 11207 ax-mulcl 11208 ax-mulrcl 11209 ax-mulcom 11210 ax-addass 11211 ax-mulass 11212 ax-distr 11213 ax-i2m1 11214 ax-1ne0 11215 ax-1rid 11216 ax-rnegex 11217 ax-rrecex 11218 ax-cnre 11219 ax-pre-lttri 11220 ax-pre-lttrn 11221 ax-pre-ltadd 11222 ax-pre-mulgt0 11223 ax-pre-sup 11224 ax-addf 11225 |
| 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 2564 df-eu 2594 df-clab 2739 df-cleq 2752 df-clel 2835 df-nfc 2909 df-ne 2956 df-nel 3062 df-ral 3077 df-rex 3087 df-rmo 3365 df-reu 3366 df-rab 3413 df-v 3452 df-sbc 3740 df-csb 3848 df-dif 3902 df-un 3904 df-in 3906 df-ss 3916 df-pss 3919 df-nul 4280 df-if 4483 df-pw 4559 df-sn 4585 df-pr 4587 df-tp 4589 df-op 4591 df-uni 4868 df-int 4908 df-iun 4953 df-iin 4954 df-br 5104 df-opab 5168 df-mpt 5187 df-tr 5213 df-id 5550 df-eprel 5555 df-po 5563 df-so 5564 df-fr 5608 df-se 5609 df-we 5610 df-xp 5661 df-rel 5662 df-cnv 5663 df-co 5664 df-dm 5665 df-rn 5666 df-res 5667 df-ima 5668 df-pred 6300 df-ord 6361 df-on 6362 df-lim 6363 df-suc 6364 df-iota 6490 df-fun 6536 df-fn 6537 df-f 6538 df-f1 6539 df-fo 6540 df-f1o 6541 df-fv 6542 df-isom 6543 df-riota 7372 df-ov 7418 df-oprab 7419 df-mpo 7420 df-of 7680 df-om 7865 df-1st 7988 df-2nd 7989 df-supp 8161 df-frecs 8282 df-wrecs 8313 df-recs 8362 df-rdg 8401 df-1o 8459 df-2o 8460 df-oadd 8463 df-er 8700 df-map 8832 df-pm 8833 df-ixp 8909 df-en 8957 df-dom 8958 df-sdom 8959 df-fin 8960 df-fsupp 9336 df-fi 9385 df-sup 9416 df-inf 9417 df-oi 9486 df-dju 9928 df-card 9966 df-pnf 11291 df-mnf 11292 df-xr 11293 df-ltxr 11294 df-le 11295 df-sub 11489 df-neg 11490 df-div 11918 df-nn 12280 df-2 12349 df-3 12350 df-4 12351 df-5 12352 df-6 12353 df-7 12354 df-8 12355 df-9 12356 df-n0 12551 df-xnn0 12624 df-z 12638 df-dec 12759 df-uz 12910 df-q 13020 df-rp 13065 df-xneg 13185 df-xadd 13186 df-xmul 13187 df-ioo 13424 df-ioc 13425 df-ico 13426 df-icc 13427 df-fz 13584 df-fzo 13732 df-fl 13875 df-mod 13953 df-seq 14088 df-exp 14148 df-fac 14360 df-bc 14389 df-hash 14417 df-shft 15162 df-cj 15208 df-re 15209 df-im 15210 df-sqrt 15344 df-abs 15345 df-limsup 15580 df-clim 15597 df-rlim 15598 df-o1 15599 df-lo1 15600 df-sum 15796 df-ef 16175 df-e 16176 df-sin 16177 df-cos 16178 df-pi 16180 df-dvds 16365 df-gcd 16607 df-prm 16784 df-pc 16951 df-struct 17261 df-sets 17278 df-slot 17296 df-ndx 17308 df-base 17324 df-ress 17345 df-plusg 17377 df-mulr 17378 df-starv 17379 df-sca 17380 df-vsca 17381 df-ip 17382 df-tset 17383 df-ple 17384 df-ds 17386 df-unif 17387 df-hom 17388 df-cco 17389 df-rest 17529 df-topn 17530 df-0g 17548 df-gsum 17549 df-topgen 17550 df-pt 17551 df-prds 17554 df-xrs 17610 df-qtop 17615 df-imas 17616 df-xps 17618 df-mre 17692 df-mrc 17693 df-acs 17695 df-mgm 18752 df-sgrp 18844 df-mnd 18860 df-submnd 18915 df-mulg 19214 df-cntz 19467 df-cmn 19932 df-psmet 21606 df-xmet 21607 df-met 21608 df-bl 21609 df-mopn 21610 df-fbas 21611 df-fg 21612 df-cnfld 21615 df-top 23148 df-topon 23165 df-topsp 23187 df-bases 23200 df-cld 23273 df-ntr 23274 df-cls 23275 df-nei 23352 df-lp 23390 df-perf 23391 df-cn 23481 df-cnp 23482 df-haus 23569 df-tx 23817 df-hmeo 24010 df-fil 24101 df-fm 24193 df-flim 24194 df-flf 24195 df-xms 24575 df-ms 24576 df-tms 24577 df-cncf 25135 df-limc 26122 df-dv 26123 df-log 26822 df-cxp 26823 df-cht 27362 df-vma 27363 df-chp 27364 df-ppi 27365 |
| This theorem is used by: chpo1ubb 27746 vmadivsum 27747 selberg2lem 27815 pntrmax 27829 pntrsumo1 27830 pntrlog2bndlem2 27843 |
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