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Mirrors > Home > HSE Home > Th. List > leopmul | Structured version Visualization version GIF version |
Description: The scalar product of a positive real and a positive operator is a positive operator. Exercise 1(ii) of [Retherford] p. 49. (Contributed by NM, 23-Aug-2006.) (New usage is discouraged.) |
Ref | Expression |
---|---|
leopmul | ⊢ ((𝐴 ∈ ℝ ∧ 𝑇 ∈ HrmOp ∧ 0 < 𝐴) → ( 0hop ≤op 𝑇 ↔ 0hop ≤op (𝐴 ·op 𝑇))) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | 3simpa 1146 | . . . 4 ⊢ ((𝐴 ∈ ℝ ∧ 𝑇 ∈ HrmOp ∧ 0 < 𝐴) → (𝐴 ∈ ℝ ∧ 𝑇 ∈ HrmOp)) | |
2 | 1 | adantr 480 | . . 3 ⊢ (((𝐴 ∈ ℝ ∧ 𝑇 ∈ HrmOp ∧ 0 < 𝐴) ∧ 0hop ≤op 𝑇) → (𝐴 ∈ ℝ ∧ 𝑇 ∈ HrmOp)) |
3 | 0re 10908 | . . . . . 6 ⊢ 0 ∈ ℝ | |
4 | ltle 10994 | . . . . . . 7 ⊢ ((0 ∈ ℝ ∧ 𝐴 ∈ ℝ) → (0 < 𝐴 → 0 ≤ 𝐴)) | |
5 | 4 | 3impia 1115 | . . . . . 6 ⊢ ((0 ∈ ℝ ∧ 𝐴 ∈ ℝ ∧ 0 < 𝐴) → 0 ≤ 𝐴) |
6 | 3, 5 | mp3an1 1446 | . . . . 5 ⊢ ((𝐴 ∈ ℝ ∧ 0 < 𝐴) → 0 ≤ 𝐴) |
7 | 6 | 3adant2 1129 | . . . 4 ⊢ ((𝐴 ∈ ℝ ∧ 𝑇 ∈ HrmOp ∧ 0 < 𝐴) → 0 ≤ 𝐴) |
8 | 7 | anim1i 614 | . . 3 ⊢ (((𝐴 ∈ ℝ ∧ 𝑇 ∈ HrmOp ∧ 0 < 𝐴) ∧ 0hop ≤op 𝑇) → (0 ≤ 𝐴 ∧ 0hop ≤op 𝑇)) |
9 | leopmuli 30396 | . . 3 ⊢ (((𝐴 ∈ ℝ ∧ 𝑇 ∈ HrmOp) ∧ (0 ≤ 𝐴 ∧ 0hop ≤op 𝑇)) → 0hop ≤op (𝐴 ·op 𝑇)) | |
10 | 2, 8, 9 | syl2anc 583 | . 2 ⊢ (((𝐴 ∈ ℝ ∧ 𝑇 ∈ HrmOp ∧ 0 < 𝐴) ∧ 0hop ≤op 𝑇) → 0hop ≤op (𝐴 ·op 𝑇)) |
11 | gt0ne0 11370 | . . . . . . 7 ⊢ ((𝐴 ∈ ℝ ∧ 0 < 𝐴) → 𝐴 ≠ 0) | |
12 | rereccl 11623 | . . . . . . 7 ⊢ ((𝐴 ∈ ℝ ∧ 𝐴 ≠ 0) → (1 / 𝐴) ∈ ℝ) | |
13 | 11, 12 | syldan 590 | . . . . . 6 ⊢ ((𝐴 ∈ ℝ ∧ 0 < 𝐴) → (1 / 𝐴) ∈ ℝ) |
14 | 13 | 3adant2 1129 | . . . . 5 ⊢ ((𝐴 ∈ ℝ ∧ 𝑇 ∈ HrmOp ∧ 0 < 𝐴) → (1 / 𝐴) ∈ ℝ) |
15 | hmopm 30284 | . . . . . 6 ⊢ ((𝐴 ∈ ℝ ∧ 𝑇 ∈ HrmOp) → (𝐴 ·op 𝑇) ∈ HrmOp) | |
16 | 15 | 3adant3 1130 | . . . . 5 ⊢ ((𝐴 ∈ ℝ ∧ 𝑇 ∈ HrmOp ∧ 0 < 𝐴) → (𝐴 ·op 𝑇) ∈ HrmOp) |
17 | recgt0 11751 | . . . . . . 7 ⊢ ((𝐴 ∈ ℝ ∧ 0 < 𝐴) → 0 < (1 / 𝐴)) | |
18 | ltle 10994 | . . . . . . . 8 ⊢ ((0 ∈ ℝ ∧ (1 / 𝐴) ∈ ℝ) → (0 < (1 / 𝐴) → 0 ≤ (1 / 𝐴))) | |
19 | 3, 13, 18 | sylancr 586 | . . . . . . 7 ⊢ ((𝐴 ∈ ℝ ∧ 0 < 𝐴) → (0 < (1 / 𝐴) → 0 ≤ (1 / 𝐴))) |
20 | 17, 19 | mpd 15 | . . . . . 6 ⊢ ((𝐴 ∈ ℝ ∧ 0 < 𝐴) → 0 ≤ (1 / 𝐴)) |
21 | 20 | 3adant2 1129 | . . . . 5 ⊢ ((𝐴 ∈ ℝ ∧ 𝑇 ∈ HrmOp ∧ 0 < 𝐴) → 0 ≤ (1 / 𝐴)) |
22 | 14, 16, 21 | jca31 514 | . . . 4 ⊢ ((𝐴 ∈ ℝ ∧ 𝑇 ∈ HrmOp ∧ 0 < 𝐴) → (((1 / 𝐴) ∈ ℝ ∧ (𝐴 ·op 𝑇) ∈ HrmOp) ∧ 0 ≤ (1 / 𝐴))) |
23 | leopmuli 30396 | . . . . 5 ⊢ ((((1 / 𝐴) ∈ ℝ ∧ (𝐴 ·op 𝑇) ∈ HrmOp) ∧ (0 ≤ (1 / 𝐴) ∧ 0hop ≤op (𝐴 ·op 𝑇))) → 0hop ≤op ((1 / 𝐴) ·op (𝐴 ·op 𝑇))) | |
24 | 23 | anassrs 467 | . . . 4 ⊢ (((((1 / 𝐴) ∈ ℝ ∧ (𝐴 ·op 𝑇) ∈ HrmOp) ∧ 0 ≤ (1 / 𝐴)) ∧ 0hop ≤op (𝐴 ·op 𝑇)) → 0hop ≤op ((1 / 𝐴) ·op (𝐴 ·op 𝑇))) |
25 | 22, 24 | sylan 579 | . . 3 ⊢ (((𝐴 ∈ ℝ ∧ 𝑇 ∈ HrmOp ∧ 0 < 𝐴) ∧ 0hop ≤op (𝐴 ·op 𝑇)) → 0hop ≤op ((1 / 𝐴) ·op (𝐴 ·op 𝑇))) |
26 | recn 10892 | . . . . . . . . 9 ⊢ (𝐴 ∈ ℝ → 𝐴 ∈ ℂ) | |
27 | 26 | adantr 480 | . . . . . . . 8 ⊢ ((𝐴 ∈ ℝ ∧ 0 < 𝐴) → 𝐴 ∈ ℂ) |
28 | 27, 11 | recid2d 11677 | . . . . . . 7 ⊢ ((𝐴 ∈ ℝ ∧ 0 < 𝐴) → ((1 / 𝐴) · 𝐴) = 1) |
29 | 28 | oveq1d 7270 | . . . . . 6 ⊢ ((𝐴 ∈ ℝ ∧ 0 < 𝐴) → (((1 / 𝐴) · 𝐴) ·op 𝑇) = (1 ·op 𝑇)) |
30 | 29 | 3adant2 1129 | . . . . 5 ⊢ ((𝐴 ∈ ℝ ∧ 𝑇 ∈ HrmOp ∧ 0 < 𝐴) → (((1 / 𝐴) · 𝐴) ·op 𝑇) = (1 ·op 𝑇)) |
31 | 27, 11 | reccld 11674 | . . . . . . 7 ⊢ ((𝐴 ∈ ℝ ∧ 0 < 𝐴) → (1 / 𝐴) ∈ ℂ) |
32 | 31 | 3adant2 1129 | . . . . . 6 ⊢ ((𝐴 ∈ ℝ ∧ 𝑇 ∈ HrmOp ∧ 0 < 𝐴) → (1 / 𝐴) ∈ ℂ) |
33 | 26 | 3ad2ant1 1131 | . . . . . 6 ⊢ ((𝐴 ∈ ℝ ∧ 𝑇 ∈ HrmOp ∧ 0 < 𝐴) → 𝐴 ∈ ℂ) |
34 | hmopf 30137 | . . . . . . 7 ⊢ (𝑇 ∈ HrmOp → 𝑇: ℋ⟶ ℋ) | |
35 | 34 | 3ad2ant2 1132 | . . . . . 6 ⊢ ((𝐴 ∈ ℝ ∧ 𝑇 ∈ HrmOp ∧ 0 < 𝐴) → 𝑇: ℋ⟶ ℋ) |
36 | homulass 30065 | . . . . . 6 ⊢ (((1 / 𝐴) ∈ ℂ ∧ 𝐴 ∈ ℂ ∧ 𝑇: ℋ⟶ ℋ) → (((1 / 𝐴) · 𝐴) ·op 𝑇) = ((1 / 𝐴) ·op (𝐴 ·op 𝑇))) | |
37 | 32, 33, 35, 36 | syl3anc 1369 | . . . . 5 ⊢ ((𝐴 ∈ ℝ ∧ 𝑇 ∈ HrmOp ∧ 0 < 𝐴) → (((1 / 𝐴) · 𝐴) ·op 𝑇) = ((1 / 𝐴) ·op (𝐴 ·op 𝑇))) |
38 | homulid2 30063 | . . . . . . 7 ⊢ (𝑇: ℋ⟶ ℋ → (1 ·op 𝑇) = 𝑇) | |
39 | 34, 38 | syl 17 | . . . . . 6 ⊢ (𝑇 ∈ HrmOp → (1 ·op 𝑇) = 𝑇) |
40 | 39 | 3ad2ant2 1132 | . . . . 5 ⊢ ((𝐴 ∈ ℝ ∧ 𝑇 ∈ HrmOp ∧ 0 < 𝐴) → (1 ·op 𝑇) = 𝑇) |
41 | 30, 37, 40 | 3eqtr3d 2786 | . . . 4 ⊢ ((𝐴 ∈ ℝ ∧ 𝑇 ∈ HrmOp ∧ 0 < 𝐴) → ((1 / 𝐴) ·op (𝐴 ·op 𝑇)) = 𝑇) |
42 | 41 | adantr 480 | . . 3 ⊢ (((𝐴 ∈ ℝ ∧ 𝑇 ∈ HrmOp ∧ 0 < 𝐴) ∧ 0hop ≤op (𝐴 ·op 𝑇)) → ((1 / 𝐴) ·op (𝐴 ·op 𝑇)) = 𝑇) |
43 | 25, 42 | breqtrd 5096 | . 2 ⊢ (((𝐴 ∈ ℝ ∧ 𝑇 ∈ HrmOp ∧ 0 < 𝐴) ∧ 0hop ≤op (𝐴 ·op 𝑇)) → 0hop ≤op 𝑇) |
44 | 10, 43 | impbida 797 | 1 ⊢ ((𝐴 ∈ ℝ ∧ 𝑇 ∈ HrmOp ∧ 0 < 𝐴) → ( 0hop ≤op 𝑇 ↔ 0hop ≤op (𝐴 ·op 𝑇))) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ↔ wb 205 ∧ wa 395 ∧ w3a 1085 = wceq 1539 ∈ wcel 2108 ≠ wne 2942 class class class wbr 5070 ⟶wf 6414 (class class class)co 7255 ℂcc 10800 ℝcr 10801 0cc0 10802 1c1 10803 · cmul 10807 < clt 10940 ≤ cle 10941 / cdiv 11562 ℋchba 29182 ·op chot 29202 0hop ch0o 29206 HrmOpcho 29213 ≤op cleo 29221 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1799 ax-4 1813 ax-5 1914 ax-6 1972 ax-7 2012 ax-8 2110 ax-9 2118 ax-10 2139 ax-11 2156 ax-12 2173 ax-ext 2709 ax-rep 5205 ax-sep 5218 ax-nul 5225 ax-pow 5283 ax-pr 5347 ax-un 7566 ax-inf2 9329 ax-cc 10122 ax-cnex 10858 ax-resscn 10859 ax-1cn 10860 ax-icn 10861 ax-addcl 10862 ax-addrcl 10863 ax-mulcl 10864 ax-mulrcl 10865 ax-mulcom 10866 ax-addass 10867 ax-mulass 10868 ax-distr 10869 ax-i2m1 10870 ax-1ne0 10871 ax-1rid 10872 ax-rnegex 10873 ax-rrecex 10874 ax-cnre 10875 ax-pre-lttri 10876 ax-pre-lttrn 10877 ax-pre-ltadd 10878 ax-pre-mulgt0 10879 ax-pre-sup 10880 ax-addf 10881 ax-mulf 10882 ax-hilex 29262 ax-hfvadd 29263 ax-hvcom 29264 ax-hvass 29265 ax-hv0cl 29266 ax-hvaddid 29267 ax-hfvmul 29268 ax-hvmulid 29269 ax-hvmulass 29270 ax-hvdistr1 29271 ax-hvdistr2 29272 ax-hvmul0 29273 ax-hfi 29342 ax-his1 29345 ax-his2 29346 ax-his3 29347 ax-his4 29348 ax-hcompl 29465 |
This theorem depends on definitions: df-bi 206 df-an 396 df-or 844 df-3or 1086 df-3an 1087 df-tru 1542 df-fal 1552 df-ex 1784 df-nf 1788 df-sb 2069 df-mo 2540 df-eu 2569 df-clab 2716 df-cleq 2730 df-clel 2817 df-nfc 2888 df-ne 2943 df-nel 3049 df-ral 3068 df-rex 3069 df-reu 3070 df-rmo 3071 df-rab 3072 df-v 3424 df-sbc 3712 df-csb 3829 df-dif 3886 df-un 3888 df-in 3890 df-ss 3900 df-pss 3902 df-nul 4254 df-if 4457 df-pw 4532 df-sn 4559 df-pr 4561 df-tp 4563 df-op 4565 df-uni 4837 df-int 4877 df-iun 4923 df-iin 4924 df-br 5071 df-opab 5133 df-mpt 5154 df-tr 5188 df-id 5480 df-eprel 5486 df-po 5494 df-so 5495 df-fr 5535 df-se 5536 df-we 5537 df-xp 5586 df-rel 5587 df-cnv 5588 df-co 5589 df-dm 5590 df-rn 5591 df-res 5592 df-ima 5593 df-pred 6191 df-ord 6254 df-on 6255 df-lim 6256 df-suc 6257 df-iota 6376 df-fun 6420 df-fn 6421 df-f 6422 df-f1 6423 df-fo 6424 df-f1o 6425 df-fv 6426 df-isom 6427 df-riota 7212 df-ov 7258 df-oprab 7259 df-mpo 7260 df-of 7511 df-om 7688 df-1st 7804 df-2nd 7805 df-supp 7949 df-frecs 8068 df-wrecs 8099 df-recs 8173 df-rdg 8212 df-1o 8267 df-2o 8268 df-oadd 8271 df-omul 8272 df-er 8456 df-map 8575 df-pm 8576 df-ixp 8644 df-en 8692 df-dom 8693 df-sdom 8694 df-fin 8695 df-fsupp 9059 df-fi 9100 df-sup 9131 df-inf 9132 df-oi 9199 df-card 9628 df-acn 9631 df-pnf 10942 df-mnf 10943 df-xr 10944 df-ltxr 10945 df-le 10946 df-sub 11137 df-neg 11138 df-div 11563 df-nn 11904 df-2 11966 df-3 11967 df-4 11968 df-5 11969 df-6 11970 df-7 11971 df-8 11972 df-9 11973 df-n0 12164 df-z 12250 df-dec 12367 df-uz 12512 df-q 12618 df-rp 12660 df-xneg 12777 df-xadd 12778 df-xmul 12779 df-ioo 13012 df-ico 13014 df-icc 13015 df-fz 13169 df-fzo 13312 df-fl 13440 df-seq 13650 df-exp 13711 df-hash 13973 df-cj 14738 df-re 14739 df-im 14740 df-sqrt 14874 df-abs 14875 df-clim 15125 df-rlim 15126 df-sum 15326 df-struct 16776 df-sets 16793 df-slot 16811 df-ndx 16823 df-base 16841 df-ress 16868 df-plusg 16901 df-mulr 16902 df-starv 16903 df-sca 16904 df-vsca 16905 df-ip 16906 df-tset 16907 df-ple 16908 df-ds 16910 df-unif 16911 df-hom 16912 df-cco 16913 df-rest 17050 df-topn 17051 df-0g 17069 df-gsum 17070 df-topgen 17071 df-pt 17072 df-prds 17075 df-xrs 17130 df-qtop 17135 df-imas 17136 df-xps 17138 df-mre 17212 df-mrc 17213 df-acs 17215 df-mgm 18241 df-sgrp 18290 df-mnd 18301 df-submnd 18346 df-mulg 18616 df-cntz 18838 df-cmn 19303 df-psmet 20502 df-xmet 20503 df-met 20504 df-bl 20505 df-mopn 20506 df-fbas 20507 df-fg 20508 df-cnfld 20511 df-top 21951 df-topon 21968 df-topsp 21990 df-bases 22004 df-cld 22078 df-ntr 22079 df-cls 22080 df-nei 22157 df-cn 22286 df-cnp 22287 df-lm 22288 df-haus 22374 df-tx 22621 df-hmeo 22814 df-fil 22905 df-fm 22997 df-flim 22998 df-flf 22999 df-xms 23381 df-ms 23382 df-tms 23383 df-cfil 24324 df-cau 24325 df-cmet 24326 df-grpo 28756 df-gid 28757 df-ginv 28758 df-gdiv 28759 df-ablo 28808 df-vc 28822 df-nv 28855 df-va 28858 df-ba 28859 df-sm 28860 df-0v 28861 df-vs 28862 df-nmcv 28863 df-ims 28864 df-dip 28964 df-ssp 28985 df-ph 29076 df-cbn 29126 df-hnorm 29231 df-hba 29232 df-hvsub 29234 df-hlim 29235 df-hcau 29236 df-sh 29470 df-ch 29484 df-oc 29515 df-ch0 29516 df-shs 29571 df-pjh 29658 df-hosum 29993 df-homul 29994 df-hodif 29995 df-h0op 30011 df-hmop 30107 df-leop 30115 |
This theorem is referenced by: opsqrlem6 30408 |
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