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Mirrors > Home > MPE Home > Th. List > nmods | Structured version Visualization version GIF version |
Description: Upper bound for the distance between the values of a bounded linear operator. (Contributed by Mario Carneiro, 22-Oct-2015.) |
Ref | Expression |
---|---|
nmods.n | ⊢ 𝑁 = (𝑆 normOp 𝑇) |
nmods.v | ⊢ 𝑉 = (Base‘𝑆) |
nmods.c | ⊢ 𝐶 = (dist‘𝑆) |
nmods.d | ⊢ 𝐷 = (dist‘𝑇) |
Ref | Expression |
---|---|
nmods | ⊢ ((𝐹 ∈ (𝑆 NGHom 𝑇) ∧ 𝐴 ∈ 𝑉 ∧ 𝐵 ∈ 𝑉) → ((𝐹‘𝐴)𝐷(𝐹‘𝐵)) ≤ ((𝑁‘𝐹) · (𝐴𝐶𝐵))) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | simp1 1135 | . . 3 ⊢ ((𝐹 ∈ (𝑆 NGHom 𝑇) ∧ 𝐴 ∈ 𝑉 ∧ 𝐵 ∈ 𝑉) → 𝐹 ∈ (𝑆 NGHom 𝑇)) | |
2 | nghmrcl1 23894 | . . . . 5 ⊢ (𝐹 ∈ (𝑆 NGHom 𝑇) → 𝑆 ∈ NrmGrp) | |
3 | ngpgrp 23753 | . . . . 5 ⊢ (𝑆 ∈ NrmGrp → 𝑆 ∈ Grp) | |
4 | 2, 3 | syl 17 | . . . 4 ⊢ (𝐹 ∈ (𝑆 NGHom 𝑇) → 𝑆 ∈ Grp) |
5 | nmods.v | . . . . 5 ⊢ 𝑉 = (Base‘𝑆) | |
6 | eqid 2740 | . . . . 5 ⊢ (-g‘𝑆) = (-g‘𝑆) | |
7 | 5, 6 | grpsubcl 18653 | . . . 4 ⊢ ((𝑆 ∈ Grp ∧ 𝐴 ∈ 𝑉 ∧ 𝐵 ∈ 𝑉) → (𝐴(-g‘𝑆)𝐵) ∈ 𝑉) |
8 | 4, 7 | syl3an1 1162 | . . 3 ⊢ ((𝐹 ∈ (𝑆 NGHom 𝑇) ∧ 𝐴 ∈ 𝑉 ∧ 𝐵 ∈ 𝑉) → (𝐴(-g‘𝑆)𝐵) ∈ 𝑉) |
9 | nmods.n | . . . 4 ⊢ 𝑁 = (𝑆 normOp 𝑇) | |
10 | eqid 2740 | . . . 4 ⊢ (norm‘𝑆) = (norm‘𝑆) | |
11 | eqid 2740 | . . . 4 ⊢ (norm‘𝑇) = (norm‘𝑇) | |
12 | 9, 5, 10, 11 | nmoi 23890 | . . 3 ⊢ ((𝐹 ∈ (𝑆 NGHom 𝑇) ∧ (𝐴(-g‘𝑆)𝐵) ∈ 𝑉) → ((norm‘𝑇)‘(𝐹‘(𝐴(-g‘𝑆)𝐵))) ≤ ((𝑁‘𝐹) · ((norm‘𝑆)‘(𝐴(-g‘𝑆)𝐵)))) |
13 | 1, 8, 12 | syl2anc 584 | . 2 ⊢ ((𝐹 ∈ (𝑆 NGHom 𝑇) ∧ 𝐴 ∈ 𝑉 ∧ 𝐵 ∈ 𝑉) → ((norm‘𝑇)‘(𝐹‘(𝐴(-g‘𝑆)𝐵))) ≤ ((𝑁‘𝐹) · ((norm‘𝑆)‘(𝐴(-g‘𝑆)𝐵)))) |
14 | nghmrcl2 23895 | . . . . 5 ⊢ (𝐹 ∈ (𝑆 NGHom 𝑇) → 𝑇 ∈ NrmGrp) | |
15 | 14 | 3ad2ant1 1132 | . . . 4 ⊢ ((𝐹 ∈ (𝑆 NGHom 𝑇) ∧ 𝐴 ∈ 𝑉 ∧ 𝐵 ∈ 𝑉) → 𝑇 ∈ NrmGrp) |
16 | nghmghm 23896 | . . . . . . 7 ⊢ (𝐹 ∈ (𝑆 NGHom 𝑇) → 𝐹 ∈ (𝑆 GrpHom 𝑇)) | |
17 | 16 | 3ad2ant1 1132 | . . . . . 6 ⊢ ((𝐹 ∈ (𝑆 NGHom 𝑇) ∧ 𝐴 ∈ 𝑉 ∧ 𝐵 ∈ 𝑉) → 𝐹 ∈ (𝑆 GrpHom 𝑇)) |
18 | eqid 2740 | . . . . . . 7 ⊢ (Base‘𝑇) = (Base‘𝑇) | |
19 | 5, 18 | ghmf 18836 | . . . . . 6 ⊢ (𝐹 ∈ (𝑆 GrpHom 𝑇) → 𝐹:𝑉⟶(Base‘𝑇)) |
20 | 17, 19 | syl 17 | . . . . 5 ⊢ ((𝐹 ∈ (𝑆 NGHom 𝑇) ∧ 𝐴 ∈ 𝑉 ∧ 𝐵 ∈ 𝑉) → 𝐹:𝑉⟶(Base‘𝑇)) |
21 | simp2 1136 | . . . . 5 ⊢ ((𝐹 ∈ (𝑆 NGHom 𝑇) ∧ 𝐴 ∈ 𝑉 ∧ 𝐵 ∈ 𝑉) → 𝐴 ∈ 𝑉) | |
22 | 20, 21 | ffvelrnd 6959 | . . . 4 ⊢ ((𝐹 ∈ (𝑆 NGHom 𝑇) ∧ 𝐴 ∈ 𝑉 ∧ 𝐵 ∈ 𝑉) → (𝐹‘𝐴) ∈ (Base‘𝑇)) |
23 | simp3 1137 | . . . . 5 ⊢ ((𝐹 ∈ (𝑆 NGHom 𝑇) ∧ 𝐴 ∈ 𝑉 ∧ 𝐵 ∈ 𝑉) → 𝐵 ∈ 𝑉) | |
24 | 20, 23 | ffvelrnd 6959 | . . . 4 ⊢ ((𝐹 ∈ (𝑆 NGHom 𝑇) ∧ 𝐴 ∈ 𝑉 ∧ 𝐵 ∈ 𝑉) → (𝐹‘𝐵) ∈ (Base‘𝑇)) |
25 | eqid 2740 | . . . . 5 ⊢ (-g‘𝑇) = (-g‘𝑇) | |
26 | nmods.d | . . . . 5 ⊢ 𝐷 = (dist‘𝑇) | |
27 | 11, 18, 25, 26 | ngpds 23758 | . . . 4 ⊢ ((𝑇 ∈ NrmGrp ∧ (𝐹‘𝐴) ∈ (Base‘𝑇) ∧ (𝐹‘𝐵) ∈ (Base‘𝑇)) → ((𝐹‘𝐴)𝐷(𝐹‘𝐵)) = ((norm‘𝑇)‘((𝐹‘𝐴)(-g‘𝑇)(𝐹‘𝐵)))) |
28 | 15, 22, 24, 27 | syl3anc 1370 | . . 3 ⊢ ((𝐹 ∈ (𝑆 NGHom 𝑇) ∧ 𝐴 ∈ 𝑉 ∧ 𝐵 ∈ 𝑉) → ((𝐹‘𝐴)𝐷(𝐹‘𝐵)) = ((norm‘𝑇)‘((𝐹‘𝐴)(-g‘𝑇)(𝐹‘𝐵)))) |
29 | 5, 6, 25 | ghmsub 18840 | . . . . 5 ⊢ ((𝐹 ∈ (𝑆 GrpHom 𝑇) ∧ 𝐴 ∈ 𝑉 ∧ 𝐵 ∈ 𝑉) → (𝐹‘(𝐴(-g‘𝑆)𝐵)) = ((𝐹‘𝐴)(-g‘𝑇)(𝐹‘𝐵))) |
30 | 16, 29 | syl3an1 1162 | . . . 4 ⊢ ((𝐹 ∈ (𝑆 NGHom 𝑇) ∧ 𝐴 ∈ 𝑉 ∧ 𝐵 ∈ 𝑉) → (𝐹‘(𝐴(-g‘𝑆)𝐵)) = ((𝐹‘𝐴)(-g‘𝑇)(𝐹‘𝐵))) |
31 | 30 | fveq2d 6775 | . . 3 ⊢ ((𝐹 ∈ (𝑆 NGHom 𝑇) ∧ 𝐴 ∈ 𝑉 ∧ 𝐵 ∈ 𝑉) → ((norm‘𝑇)‘(𝐹‘(𝐴(-g‘𝑆)𝐵))) = ((norm‘𝑇)‘((𝐹‘𝐴)(-g‘𝑇)(𝐹‘𝐵)))) |
32 | 28, 31 | eqtr4d 2783 | . 2 ⊢ ((𝐹 ∈ (𝑆 NGHom 𝑇) ∧ 𝐴 ∈ 𝑉 ∧ 𝐵 ∈ 𝑉) → ((𝐹‘𝐴)𝐷(𝐹‘𝐵)) = ((norm‘𝑇)‘(𝐹‘(𝐴(-g‘𝑆)𝐵)))) |
33 | nmods.c | . . . . 5 ⊢ 𝐶 = (dist‘𝑆) | |
34 | 10, 5, 6, 33 | ngpds 23758 | . . . 4 ⊢ ((𝑆 ∈ NrmGrp ∧ 𝐴 ∈ 𝑉 ∧ 𝐵 ∈ 𝑉) → (𝐴𝐶𝐵) = ((norm‘𝑆)‘(𝐴(-g‘𝑆)𝐵))) |
35 | 2, 34 | syl3an1 1162 | . . 3 ⊢ ((𝐹 ∈ (𝑆 NGHom 𝑇) ∧ 𝐴 ∈ 𝑉 ∧ 𝐵 ∈ 𝑉) → (𝐴𝐶𝐵) = ((norm‘𝑆)‘(𝐴(-g‘𝑆)𝐵))) |
36 | 35 | oveq2d 7287 | . 2 ⊢ ((𝐹 ∈ (𝑆 NGHom 𝑇) ∧ 𝐴 ∈ 𝑉 ∧ 𝐵 ∈ 𝑉) → ((𝑁‘𝐹) · (𝐴𝐶𝐵)) = ((𝑁‘𝐹) · ((norm‘𝑆)‘(𝐴(-g‘𝑆)𝐵)))) |
37 | 13, 32, 36 | 3brtr4d 5111 | 1 ⊢ ((𝐹 ∈ (𝑆 NGHom 𝑇) ∧ 𝐴 ∈ 𝑉 ∧ 𝐵 ∈ 𝑉) → ((𝐹‘𝐴)𝐷(𝐹‘𝐵)) ≤ ((𝑁‘𝐹) · (𝐴𝐶𝐵))) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ∧ w3a 1086 = wceq 1542 ∈ wcel 2110 class class class wbr 5079 ⟶wf 6428 ‘cfv 6432 (class class class)co 7271 · cmul 10877 ≤ cle 11011 Basecbs 16910 distcds 16969 Grpcgrp 18575 -gcsg 18577 GrpHom cghm 18829 normcnm 23730 NrmGrpcngp 23731 normOp cnmo 23867 NGHom cnghm 23868 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1802 ax-4 1816 ax-5 1917 ax-6 1975 ax-7 2015 ax-8 2112 ax-9 2120 ax-10 2141 ax-11 2158 ax-12 2175 ax-ext 2711 ax-rep 5214 ax-sep 5227 ax-nul 5234 ax-pow 5292 ax-pr 5356 ax-un 7582 ax-cnex 10928 ax-resscn 10929 ax-1cn 10930 ax-icn 10931 ax-addcl 10932 ax-addrcl 10933 ax-mulcl 10934 ax-mulrcl 10935 ax-mulcom 10936 ax-addass 10937 ax-mulass 10938 ax-distr 10939 ax-i2m1 10940 ax-1ne0 10941 ax-1rid 10942 ax-rnegex 10943 ax-rrecex 10944 ax-cnre 10945 ax-pre-lttri 10946 ax-pre-lttrn 10947 ax-pre-ltadd 10948 ax-pre-mulgt0 10949 ax-pre-sup 10950 |
This theorem depends on definitions: df-bi 206 df-an 397 df-or 845 df-3or 1087 df-3an 1088 df-tru 1545 df-fal 1555 df-ex 1787 df-nf 1791 df-sb 2072 df-mo 2542 df-eu 2571 df-clab 2718 df-cleq 2732 df-clel 2818 df-nfc 2891 df-ne 2946 df-nel 3052 df-ral 3071 df-rex 3072 df-reu 3073 df-rmo 3074 df-rab 3075 df-v 3433 df-sbc 3721 df-csb 3838 df-dif 3895 df-un 3897 df-in 3899 df-ss 3909 df-pss 3911 df-nul 4263 df-if 4466 df-pw 4541 df-sn 4568 df-pr 4570 df-op 4574 df-uni 4846 df-iun 4932 df-br 5080 df-opab 5142 df-mpt 5163 df-tr 5197 df-id 5490 df-eprel 5496 df-po 5504 df-so 5505 df-fr 5545 df-we 5547 df-xp 5596 df-rel 5597 df-cnv 5598 df-co 5599 df-dm 5600 df-rn 5601 df-res 5602 df-ima 5603 df-pred 6201 df-ord 6268 df-on 6269 df-lim 6270 df-suc 6271 df-iota 6390 df-fun 6434 df-fn 6435 df-f 6436 df-f1 6437 df-fo 6438 df-f1o 6439 df-fv 6440 df-riota 7228 df-ov 7274 df-oprab 7275 df-mpo 7276 df-om 7707 df-1st 7824 df-2nd 7825 df-frecs 8088 df-wrecs 8119 df-recs 8193 df-rdg 8232 df-er 8481 df-map 8600 df-en 8717 df-dom 8718 df-sdom 8719 df-sup 9179 df-inf 9180 df-pnf 11012 df-mnf 11013 df-xr 11014 df-ltxr 11015 df-le 11016 df-sub 11207 df-neg 11208 df-div 11633 df-nn 11974 df-2 12036 df-n0 12234 df-z 12320 df-uz 12582 df-q 12688 df-rp 12730 df-xneg 12847 df-xadd 12848 df-xmul 12849 df-ico 13084 df-0g 17150 df-topgen 17152 df-mgm 18324 df-sgrp 18373 df-mnd 18384 df-grp 18578 df-minusg 18579 df-sbg 18580 df-ghm 18830 df-psmet 20587 df-xmet 20588 df-met 20589 df-bl 20590 df-mopn 20591 df-top 22041 df-topon 22058 df-topsp 22080 df-bases 22094 df-xms 23471 df-ms 23472 df-nm 23736 df-ngp 23737 df-nmo 23870 df-nghm 23871 |
This theorem is referenced by: nghmcn 23907 |
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