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Mirrors > Home > MPE Home > Th. List > advlog | Structured version Visualization version GIF version |
Description: The antiderivative of the logarithm. (Contributed by Mario Carneiro, 21-May-2016.) |
Ref | Expression |
---|---|
advlog | ⊢ (ℝ D (𝑥 ∈ ℝ+ ↦ (𝑥 · ((log‘𝑥) − 1)))) = (𝑥 ∈ ℝ+ ↦ (log‘𝑥)) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | reelprrecn 10617 | . . . . 5 ⊢ ℝ ∈ {ℝ, ℂ} | |
2 | 1 | a1i 11 | . . . 4 ⊢ (⊤ → ℝ ∈ {ℝ, ℂ}) |
3 | rpre 12385 | . . . . . 6 ⊢ (𝑥 ∈ ℝ+ → 𝑥 ∈ ℝ) | |
4 | 3 | adantl 482 | . . . . 5 ⊢ ((⊤ ∧ 𝑥 ∈ ℝ+) → 𝑥 ∈ ℝ) |
5 | 4 | recnd 10657 | . . . 4 ⊢ ((⊤ ∧ 𝑥 ∈ ℝ+) → 𝑥 ∈ ℂ) |
6 | 1cnd 10624 | . . . 4 ⊢ ((⊤ ∧ 𝑥 ∈ ℝ+) → 1 ∈ ℂ) | |
7 | recn 10615 | . . . . . 6 ⊢ (𝑥 ∈ ℝ → 𝑥 ∈ ℂ) | |
8 | 7 | adantl 482 | . . . . 5 ⊢ ((⊤ ∧ 𝑥 ∈ ℝ) → 𝑥 ∈ ℂ) |
9 | 1red 10630 | . . . . 5 ⊢ ((⊤ ∧ 𝑥 ∈ ℝ) → 1 ∈ ℝ) | |
10 | 2 | dvmptid 24481 | . . . . 5 ⊢ (⊤ → (ℝ D (𝑥 ∈ ℝ ↦ 𝑥)) = (𝑥 ∈ ℝ ↦ 1)) |
11 | rpssre 12384 | . . . . . 6 ⊢ ℝ+ ⊆ ℝ | |
12 | 11 | a1i 11 | . . . . 5 ⊢ (⊤ → ℝ+ ⊆ ℝ) |
13 | eqid 2818 | . . . . . 6 ⊢ (TopOpen‘ℂfld) = (TopOpen‘ℂfld) | |
14 | 13 | tgioo2 23338 | . . . . 5 ⊢ (topGen‘ran (,)) = ((TopOpen‘ℂfld) ↾t ℝ) |
15 | ioorp 12802 | . . . . . . 7 ⊢ (0(,)+∞) = ℝ+ | |
16 | iooretop 23301 | . . . . . . 7 ⊢ (0(,)+∞) ∈ (topGen‘ran (,)) | |
17 | 15, 16 | eqeltrri 2907 | . . . . . 6 ⊢ ℝ+ ∈ (topGen‘ran (,)) |
18 | 17 | a1i 11 | . . . . 5 ⊢ (⊤ → ℝ+ ∈ (topGen‘ran (,))) |
19 | 2, 8, 9, 10, 12, 14, 13, 18 | dvmptres 24487 | . . . 4 ⊢ (⊤ → (ℝ D (𝑥 ∈ ℝ+ ↦ 𝑥)) = (𝑥 ∈ ℝ+ ↦ 1)) |
20 | relogcl 25086 | . . . . . . 7 ⊢ (𝑥 ∈ ℝ+ → (log‘𝑥) ∈ ℝ) | |
21 | 20 | adantl 482 | . . . . . 6 ⊢ ((⊤ ∧ 𝑥 ∈ ℝ+) → (log‘𝑥) ∈ ℝ) |
22 | peano2rem 10941 | . . . . . 6 ⊢ ((log‘𝑥) ∈ ℝ → ((log‘𝑥) − 1) ∈ ℝ) | |
23 | 21, 22 | syl 17 | . . . . 5 ⊢ ((⊤ ∧ 𝑥 ∈ ℝ+) → ((log‘𝑥) − 1) ∈ ℝ) |
24 | 23 | recnd 10657 | . . . 4 ⊢ ((⊤ ∧ 𝑥 ∈ ℝ+) → ((log‘𝑥) − 1) ∈ ℂ) |
25 | rpreccl 12403 | . . . . . 6 ⊢ (𝑥 ∈ ℝ+ → (1 / 𝑥) ∈ ℝ+) | |
26 | 25 | adantl 482 | . . . . 5 ⊢ ((⊤ ∧ 𝑥 ∈ ℝ+) → (1 / 𝑥) ∈ ℝ+) |
27 | 26 | rpcnd 12421 | . . . 4 ⊢ ((⊤ ∧ 𝑥 ∈ ℝ+) → (1 / 𝑥) ∈ ℂ) |
28 | 21 | recnd 10657 | . . . . . 6 ⊢ ((⊤ ∧ 𝑥 ∈ ℝ+) → (log‘𝑥) ∈ ℂ) |
29 | dvrelog 25147 | . . . . . . 7 ⊢ (ℝ D (log ↾ ℝ+)) = (𝑥 ∈ ℝ+ ↦ (1 / 𝑥)) | |
30 | relogf1o 25077 | . . . . . . . . . . 11 ⊢ (log ↾ ℝ+):ℝ+–1-1-onto→ℝ | |
31 | f1of 6608 | . . . . . . . . . . 11 ⊢ ((log ↾ ℝ+):ℝ+–1-1-onto→ℝ → (log ↾ ℝ+):ℝ+⟶ℝ) | |
32 | 30, 31 | mp1i 13 | . . . . . . . . . 10 ⊢ (⊤ → (log ↾ ℝ+):ℝ+⟶ℝ) |
33 | 32 | feqmptd 6726 | . . . . . . . . 9 ⊢ (⊤ → (log ↾ ℝ+) = (𝑥 ∈ ℝ+ ↦ ((log ↾ ℝ+)‘𝑥))) |
34 | fvres 6682 | . . . . . . . . . 10 ⊢ (𝑥 ∈ ℝ+ → ((log ↾ ℝ+)‘𝑥) = (log‘𝑥)) | |
35 | 34 | mpteq2ia 5148 | . . . . . . . . 9 ⊢ (𝑥 ∈ ℝ+ ↦ ((log ↾ ℝ+)‘𝑥)) = (𝑥 ∈ ℝ+ ↦ (log‘𝑥)) |
36 | 33, 35 | syl6eq 2869 | . . . . . . . 8 ⊢ (⊤ → (log ↾ ℝ+) = (𝑥 ∈ ℝ+ ↦ (log‘𝑥))) |
37 | 36 | oveq2d 7161 | . . . . . . 7 ⊢ (⊤ → (ℝ D (log ↾ ℝ+)) = (ℝ D (𝑥 ∈ ℝ+ ↦ (log‘𝑥)))) |
38 | 29, 37 | syl5reqr 2868 | . . . . . 6 ⊢ (⊤ → (ℝ D (𝑥 ∈ ℝ+ ↦ (log‘𝑥))) = (𝑥 ∈ ℝ+ ↦ (1 / 𝑥))) |
39 | 0cnd 10622 | . . . . . 6 ⊢ ((⊤ ∧ 𝑥 ∈ ℝ+) → 0 ∈ ℂ) | |
40 | 1cnd 10624 | . . . . . . 7 ⊢ ((⊤ ∧ 𝑥 ∈ ℝ) → 1 ∈ ℂ) | |
41 | 0cnd 10622 | . . . . . . 7 ⊢ ((⊤ ∧ 𝑥 ∈ ℝ) → 0 ∈ ℂ) | |
42 | 1cnd 10624 | . . . . . . . 8 ⊢ (⊤ → 1 ∈ ℂ) | |
43 | 2, 42 | dvmptc 24482 | . . . . . . 7 ⊢ (⊤ → (ℝ D (𝑥 ∈ ℝ ↦ 1)) = (𝑥 ∈ ℝ ↦ 0)) |
44 | 2, 40, 41, 43, 12, 14, 13, 18 | dvmptres 24487 | . . . . . 6 ⊢ (⊤ → (ℝ D (𝑥 ∈ ℝ+ ↦ 1)) = (𝑥 ∈ ℝ+ ↦ 0)) |
45 | 2, 28, 27, 38, 6, 39, 44 | dvmptsub 24491 | . . . . 5 ⊢ (⊤ → (ℝ D (𝑥 ∈ ℝ+ ↦ ((log‘𝑥) − 1))) = (𝑥 ∈ ℝ+ ↦ ((1 / 𝑥) − 0))) |
46 | 27 | subid1d 10974 | . . . . . 6 ⊢ ((⊤ ∧ 𝑥 ∈ ℝ+) → ((1 / 𝑥) − 0) = (1 / 𝑥)) |
47 | 46 | mpteq2dva 5152 | . . . . 5 ⊢ (⊤ → (𝑥 ∈ ℝ+ ↦ ((1 / 𝑥) − 0)) = (𝑥 ∈ ℝ+ ↦ (1 / 𝑥))) |
48 | 45, 47 | eqtrd 2853 | . . . 4 ⊢ (⊤ → (ℝ D (𝑥 ∈ ℝ+ ↦ ((log‘𝑥) − 1))) = (𝑥 ∈ ℝ+ ↦ (1 / 𝑥))) |
49 | 2, 5, 6, 19, 24, 27, 48 | dvmptmul 24485 | . . 3 ⊢ (⊤ → (ℝ D (𝑥 ∈ ℝ+ ↦ (𝑥 · ((log‘𝑥) − 1)))) = (𝑥 ∈ ℝ+ ↦ ((1 · ((log‘𝑥) − 1)) + ((1 / 𝑥) · 𝑥)))) |
50 | 24 | mulid2d 10647 | . . . . . 6 ⊢ ((⊤ ∧ 𝑥 ∈ ℝ+) → (1 · ((log‘𝑥) − 1)) = ((log‘𝑥) − 1)) |
51 | rpne0 12393 | . . . . . . . 8 ⊢ (𝑥 ∈ ℝ+ → 𝑥 ≠ 0) | |
52 | 51 | adantl 482 | . . . . . . 7 ⊢ ((⊤ ∧ 𝑥 ∈ ℝ+) → 𝑥 ≠ 0) |
53 | 5, 52 | recid2d 11400 | . . . . . 6 ⊢ ((⊤ ∧ 𝑥 ∈ ℝ+) → ((1 / 𝑥) · 𝑥) = 1) |
54 | 50, 53 | oveq12d 7163 | . . . . 5 ⊢ ((⊤ ∧ 𝑥 ∈ ℝ+) → ((1 · ((log‘𝑥) − 1)) + ((1 / 𝑥) · 𝑥)) = (((log‘𝑥) − 1) + 1)) |
55 | ax-1cn 10583 | . . . . . 6 ⊢ 1 ∈ ℂ | |
56 | npcan 10883 | . . . . . 6 ⊢ (((log‘𝑥) ∈ ℂ ∧ 1 ∈ ℂ) → (((log‘𝑥) − 1) + 1) = (log‘𝑥)) | |
57 | 28, 55, 56 | sylancl 586 | . . . . 5 ⊢ ((⊤ ∧ 𝑥 ∈ ℝ+) → (((log‘𝑥) − 1) + 1) = (log‘𝑥)) |
58 | 54, 57 | eqtrd 2853 | . . . 4 ⊢ ((⊤ ∧ 𝑥 ∈ ℝ+) → ((1 · ((log‘𝑥) − 1)) + ((1 / 𝑥) · 𝑥)) = (log‘𝑥)) |
59 | 58 | mpteq2dva 5152 | . . 3 ⊢ (⊤ → (𝑥 ∈ ℝ+ ↦ ((1 · ((log‘𝑥) − 1)) + ((1 / 𝑥) · 𝑥))) = (𝑥 ∈ ℝ+ ↦ (log‘𝑥))) |
60 | 49, 59 | eqtrd 2853 | . 2 ⊢ (⊤ → (ℝ D (𝑥 ∈ ℝ+ ↦ (𝑥 · ((log‘𝑥) − 1)))) = (𝑥 ∈ ℝ+ ↦ (log‘𝑥))) |
61 | 60 | mptru 1535 | 1 ⊢ (ℝ D (𝑥 ∈ ℝ+ ↦ (𝑥 · ((log‘𝑥) − 1)))) = (𝑥 ∈ ℝ+ ↦ (log‘𝑥)) |
Colors of variables: wff setvar class |
Syntax hints: ∧ wa 396 = wceq 1528 ⊤wtru 1529 ∈ wcel 2105 ≠ wne 3013 ⊆ wss 3933 {cpr 4559 ↦ cmpt 5137 ran crn 5549 ↾ cres 5550 ⟶wf 6344 –1-1-onto→wf1o 6347 ‘cfv 6348 (class class class)co 7145 ℂcc 10523 ℝcr 10524 0cc0 10525 1c1 10526 + caddc 10528 · cmul 10530 +∞cpnf 10660 − cmin 10858 / cdiv 11285 ℝ+crp 12377 (,)cioo 12726 TopOpenctopn 16683 topGenctg 16699 ℂfldccnfld 20473 D cdv 24388 logclog 25065 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1787 ax-4 1801 ax-5 1902 ax-6 1961 ax-7 2006 ax-8 2107 ax-9 2115 ax-10 2136 ax-11 2151 ax-12 2167 ax-ext 2790 ax-rep 5181 ax-sep 5194 ax-nul 5201 ax-pow 5257 ax-pr 5320 ax-un 7450 ax-inf2 9092 ax-cnex 10581 ax-resscn 10582 ax-1cn 10583 ax-icn 10584 ax-addcl 10585 ax-addrcl 10586 ax-mulcl 10587 ax-mulrcl 10588 ax-mulcom 10589 ax-addass 10590 ax-mulass 10591 ax-distr 10592 ax-i2m1 10593 ax-1ne0 10594 ax-1rid 10595 ax-rnegex 10596 ax-rrecex 10597 ax-cnre 10598 ax-pre-lttri 10599 ax-pre-lttrn 10600 ax-pre-ltadd 10601 ax-pre-mulgt0 10602 ax-pre-sup 10603 ax-addf 10604 ax-mulf 10605 |
This theorem depends on definitions: df-bi 208 df-an 397 df-or 842 df-3or 1080 df-3an 1081 df-tru 1531 df-fal 1541 df-ex 1772 df-nf 1776 df-sb 2061 df-mo 2615 df-eu 2647 df-clab 2797 df-cleq 2811 df-clel 2890 df-nfc 2960 df-ne 3014 df-nel 3121 df-ral 3140 df-rex 3141 df-reu 3142 df-rmo 3143 df-rab 3144 df-v 3494 df-sbc 3770 df-csb 3881 df-dif 3936 df-un 3938 df-in 3940 df-ss 3949 df-pss 3951 df-nul 4289 df-if 4464 df-pw 4537 df-sn 4558 df-pr 4560 df-tp 4562 df-op 4564 df-uni 4831 df-int 4868 df-iun 4912 df-iin 4913 df-br 5058 df-opab 5120 df-mpt 5138 df-tr 5164 df-id 5453 df-eprel 5458 df-po 5467 df-so 5468 df-fr 5507 df-se 5508 df-we 5509 df-xp 5554 df-rel 5555 df-cnv 5556 df-co 5557 df-dm 5558 df-rn 5559 df-res 5560 df-ima 5561 df-pred 6141 df-ord 6187 df-on 6188 df-lim 6189 df-suc 6190 df-iota 6307 df-fun 6350 df-fn 6351 df-f 6352 df-f1 6353 df-fo 6354 df-f1o 6355 df-fv 6356 df-isom 6357 df-riota 7103 df-ov 7148 df-oprab 7149 df-mpo 7150 df-of 7398 df-om 7570 df-1st 7678 df-2nd 7679 df-supp 7820 df-wrecs 7936 df-recs 7997 df-rdg 8035 df-1o 8091 df-2o 8092 df-oadd 8095 df-er 8278 df-map 8397 df-pm 8398 df-ixp 8450 df-en 8498 df-dom 8499 df-sdom 8500 df-fin 8501 df-fsupp 8822 df-fi 8863 df-sup 8894 df-inf 8895 df-oi 8962 df-card 9356 df-pnf 10665 df-mnf 10666 df-xr 10667 df-ltxr 10668 df-le 10669 df-sub 10860 df-neg 10861 df-div 11286 df-nn 11627 df-2 11688 df-3 11689 df-4 11690 df-5 11691 df-6 11692 df-7 11693 df-8 11694 df-9 11695 df-n0 11886 df-z 11970 df-dec 12087 df-uz 12232 df-q 12337 df-rp 12378 df-xneg 12495 df-xadd 12496 df-xmul 12497 df-ioo 12730 df-ioc 12731 df-ico 12732 df-icc 12733 df-fz 12881 df-fzo 13022 df-fl 13150 df-mod 13226 df-seq 13358 df-exp 13418 df-fac 13622 df-bc 13651 df-hash 13679 df-shft 14414 df-cj 14446 df-re 14447 df-im 14448 df-sqrt 14582 df-abs 14583 df-limsup 14816 df-clim 14833 df-rlim 14834 df-sum 15031 df-ef 15409 df-sin 15411 df-cos 15412 df-pi 15414 df-struct 16473 df-ndx 16474 df-slot 16475 df-base 16477 df-sets 16478 df-ress 16479 df-plusg 16566 df-mulr 16567 df-starv 16568 df-sca 16569 df-vsca 16570 df-ip 16571 df-tset 16572 df-ple 16573 df-ds 16575 df-unif 16576 df-hom 16577 df-cco 16578 df-rest 16684 df-topn 16685 df-0g 16703 df-gsum 16704 df-topgen 16705 df-pt 16706 df-prds 16709 df-xrs 16763 df-qtop 16768 df-imas 16769 df-xps 16771 df-mre 16845 df-mrc 16846 df-acs 16848 df-mgm 17840 df-sgrp 17889 df-mnd 17900 df-submnd 17945 df-mulg 18163 df-cntz 18385 df-cmn 18837 df-psmet 20465 df-xmet 20466 df-met 20467 df-bl 20468 df-mopn 20469 df-fbas 20470 df-fg 20471 df-cnfld 20474 df-top 21430 df-topon 21447 df-topsp 21469 df-bases 21482 df-cld 21555 df-ntr 21556 df-cls 21557 df-nei 21634 df-lp 21672 df-perf 21673 df-cn 21763 df-cnp 21764 df-haus 21851 df-cmp 21923 df-tx 22098 df-hmeo 22291 df-fil 22382 df-fm 22474 df-flim 22475 df-flf 22476 df-xms 22857 df-ms 22858 df-tms 22859 df-cncf 23413 df-limc 24391 df-dv 24392 df-log 25067 |
This theorem is referenced by: logfacbnd3 25726 |
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