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Related theorems GIF version |
| Description: Induced metric of a subspace. |
| Ref | Expression |
|---|---|
| hhsssh2.1 | ⊢ W = 〈〈( +h ↾ (H × H)), ( ·h ↾ (ℂ × H))〉, (normh ↾ H)〉 |
| hhssims.2 | ⊢ H ∈ Sℋ |
| hhssims.3 | ⊢ D = ((normh ∘ −h ) ↾ (H × H)) |
| Ref | Expression |
|---|---|
| hhssims | ⊢ D = (IndMet ‘W) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | resco 3507 | . . 3 ⊢ ((normh ∘ −h ) ↾ (H × H)) = (normh ∘ ( −h ↾ (H × H))) | |
| 2 | hhsssh2.1 | . . . . . 6 ⊢ W = 〈〈( +h ↾ (H × H)), ( ·h ↾ (ℂ × H))〉, (normh ↾ H)〉 | |
| 3 | hhssims.2 | . . . . . 6 ⊢ H ∈ Sℋ | |
| 4 | 2, 3 | hhssvsf 9145 | . . . . 5 ⊢ ( −h ↾ (H × H)):(H × H)–→H |
| 5 | frn 3640 | . . . . 5 ⊢ (( −h ↾ (H × H)):(H × H)–→H → ran ( −h ↾ (H × H)) ⊆ H) | |
| 6 | 4, 5 | ax-mp 7 | . . . 4 ⊢ ran ( −h ↾ (H × H)) ⊆ H |
| 7 | cores 3506 | . . . 4 ⊢ (ran ( −h ↾ (H × H)) ⊆ H → ((normh ↾ H) ∘ ( −h ↾ (H × H))) = (normh ∘ ( −h ↾ (H × H)))) | |
| 8 | 6, 7 | ax-mp 7 | . . 3 ⊢ ((normh ↾ H) ∘ ( −h ↾ (H × H))) = (normh ∘ ( −h ↾ (H × H))) |
| 9 | 1, 8 | eqtr4 1501 | . 2 ⊢ ((normh ∘ −h ) ↾ (H × H)) = ((normh ↾ H) ∘ ( −h ↾ (H × H))) |
| 10 | hhssims.3 | . 2 ⊢ D = ((normh ∘ −h ) ↾ (H × H)) | |
| 11 | 2, 3 | hhssnv 9136 | . . 3 ⊢ W ∈ NrmCVec |
| 12 | 2, 3 | hhssvs 9144 | . . . 4 ⊢ ( −h ↾ (H × H)) = ( −v ‘W) |
| 13 | 2 | hhssnm 9133 | . . . 4 ⊢ (normh ↾ H) = (norm ‘W) |
| 14 | eqid 1478 | . . . 4 ⊢ (IndMet ‘W) = (IndMet ‘W) | |
| 15 | 12, 13, 14 | imsval 8319 | . . 3 ⊢ (W ∈ NrmCVec → (IndMet ‘W) = ((normh ↾ H) ∘ ( −h ↾ (H × H)))) |
| 16 | 11, 15 | ax-mp 7 | . 2 ⊢ (IndMet ‘W) = ((normh ↾ H) ∘ ( −h ↾ (H × H))) |
| 17 | 9, 10, 16 | 3eqtr4 1508 | 1 ⊢ D = (IndMet ‘W) |
| Colors of variables: wff set class |
| Syntax hints: = wceq 958 ∈ wcel 960 ⊆ wss 2051 〈cop 2416 × cxp 3175 ran crn 3178 ↾ cres 3179 ∘ ccom 3181 –→wf 3185 ‘cfv 3189 ℂcc 5251 NrmCVeccnv 8206 IndMetcims 8213 +h cva 8791 ·h csm 8792 −h cmv 8794 normhcno 8796 Sℋ csh 8799 |
| This theorem is referenced by: hhssims2 9148 |
| This theorem was proved from axioms: ax-1 4 ax-2 5 ax-3 6 ax-mp 7 ax-7 964 ax-gen 965 ax-8 966 ax-9 967 ax-10 968 ax-11 969 ax-12 970 ax-13 971 ax-14 972 ax-17 973 ax-4 975 ax-5o 977 ax-6o 980 ax-9o 1125 ax-10o 1142 ax-16 1212 ax-11o 1220 ax-ext 1462 ax-rep 2699 ax-sep 2709 ax-nul 2716 ax-pow 2749 ax-pr 2786 ax-un 2873 ax-inf2 4641 ax-hilex 8871 ax-hfvadd 8872 ax-hvcom 8873 ax-hvass 8874 ax-hv0cl 8875 ax-hvaddid 8876 ax-hfvmul 8877 ax-hvmulid 8878 ax-hvmulass 8879 ax-hvdistr1 8880 ax-hvdistr2 8881 ax-hvmul0 8882 ax-hfi 8948 ax-his1 8951 ax-his2 8952 ax-his3 8953 ax-his4 8954 |
| This theorem depends on definitions: df-bi 147 df-or 224 df-an 225 df-3or 778 df-3an 779 df-ex 983 df-sb 1174 df-eu 1384 df-mo 1385 df-clab 1467 df-cleq 1472 df-clel 1475 df-ne 1590 df-nel 1591 df-ral 1652 df-rex 1653 df-reu 1654 df-rab 1655 df-v 1815 df-sbc 1945 df-csb 2006 df-dif 2053 df-un 2054 df-in 2055 df-ss 2057 df-pss 2059 df-nul 2285 df-if 2367 df-pw 2407 df-sn 2417 df-pr 2418 df-tp 2420 df-op 2421 df-uni 2509 df-int 2539 df-iun 2573 df-br 2626 df-opab 2673 df-tr 2687 df-eprel 2839 df-id 2842 df-po 2847 df-so 2857 df-fr 2924 df-we 2941 df-ord 2958 df-on 2959 df-lim 2960 df-suc 2961 df-om 3139 df-xp 3191 df-rel 3192 df-cnv 3193 df-co 3194 df-dm 3195 df-rn 3196 df-res 3197 df-ima 3198 df-fun 3199 df-fn 3200 df-f 3201 df-f1 3202 df-fo 3203 df-f1o 3204 df-fv 3205 df-rdg 3939 df-opr 3972 df-oprab 3973 df-1st 4086 df-2nd 4087 df-1o 4140 df-oadd 4142 df-omul 4143 df-er 4268 df-ec 4270 df-qs 4273 df-en 4375 df-dom 4376 df-sdom 4377 df-sup 4590 df-ni 5019 df-pli 5020 df-mi 5021 df-lti 5022 df-plpq 5054 df-mpq 5055 df-enq 5056 df-nq 5057 df-plq 5058 df-mq 5059 df-rq 5060 df-ltq 5061 df-1q 5062 df-np 5105 df-1p 5106 df-plp 5107 df-mp 5108 df-ltp 5109 df-plpr 5183 df-mpr 5184 df-enr 5185 df-nr 5186 df-plr 5187 df-mr 5188 df-ltr 5189 df-0r 5190 df-1r 5191 df-m1r 5192 df-c 5259 df-0 5260 df-1 5261 df-i 5262 df-r 5263 df-plus 5264 df-mul 5265 df-lt 5266 df-sub 5375 df-neg 5377 df-pnf 5506 df-mnf 5507 df-xr 5508 df-ltxr 5509 df-le 5510 df-div 5722 df-n 5934 df-2 5979 df-3 5980 df-4 5981 df-n0 6109 df-z 6145 df-seq1 6316 df-exp 6577 df-sqr 6678 df-re 6759 df-im 6760 df-cj 6761 df-abs 6762 df-grp 8041 df-gid 8042 df-ginv 8043 df-gdiv 8044 df-abl 8103 df-subg 8118 df-vc 8168 df-nv 8214 df-va 8217 df-ba 8218 df-sm 8219 df-0v 8220 df-vs 8221 df-nm 8222 df-ims 8223 df-ssp 8384 df-hnorm 8839 df-hvsub 8842 df-hlim 8843 df-sh 9078 df-ch 9094 df-ch0 9127 |