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| Mirrors > Home > MPE Home > Th. List > nmhmco | Structured version Visualization version GIF version | ||
| Description: The composition of bounded linear operators is a bounded linear operator. (Contributed by Mario Carneiro, 20-Oct-2015.) |
| Ref | Expression |
|---|---|
| nmhmco | ⊢ ((𝐹 ∈ (𝑇 NMHom 𝑈) ∧ 𝐺 ∈ (𝑆 NMHom 𝑇)) → (𝐹 ∘ 𝐺) ∈ (𝑆 NMHom 𝑈)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | nmhmrcl2 24685 | . . 3 ⊢ (𝐹 ∈ (𝑇 NMHom 𝑈) → 𝑈 ∈ NrmMod) | |
| 2 | nmhmrcl1 24684 | . . 3 ⊢ (𝐺 ∈ (𝑆 NMHom 𝑇) → 𝑆 ∈ NrmMod) | |
| 3 | 1, 2 | anim12ci 614 | . 2 ⊢ ((𝐹 ∈ (𝑇 NMHom 𝑈) ∧ 𝐺 ∈ (𝑆 NMHom 𝑇)) → (𝑆 ∈ NrmMod ∧ 𝑈 ∈ NrmMod)) |
| 4 | nmhmlmhm 24686 | . . . 4 ⊢ (𝐹 ∈ (𝑇 NMHom 𝑈) → 𝐹 ∈ (𝑇 LMHom 𝑈)) | |
| 5 | nmhmlmhm 24686 | . . . 4 ⊢ (𝐺 ∈ (𝑆 NMHom 𝑇) → 𝐺 ∈ (𝑆 LMHom 𝑇)) | |
| 6 | lmhmco 20999 | . . . 4 ⊢ ((𝐹 ∈ (𝑇 LMHom 𝑈) ∧ 𝐺 ∈ (𝑆 LMHom 𝑇)) → (𝐹 ∘ 𝐺) ∈ (𝑆 LMHom 𝑈)) | |
| 7 | 4, 5, 6 | syl2an 596 | . . 3 ⊢ ((𝐹 ∈ (𝑇 NMHom 𝑈) ∧ 𝐺 ∈ (𝑆 NMHom 𝑇)) → (𝐹 ∘ 𝐺) ∈ (𝑆 LMHom 𝑈)) |
| 8 | nmhmnghm 24687 | . . . 4 ⊢ (𝐹 ∈ (𝑇 NMHom 𝑈) → 𝐹 ∈ (𝑇 NGHom 𝑈)) | |
| 9 | nmhmnghm 24687 | . . . 4 ⊢ (𝐺 ∈ (𝑆 NMHom 𝑇) → 𝐺 ∈ (𝑆 NGHom 𝑇)) | |
| 10 | nghmco 24675 | . . . 4 ⊢ ((𝐹 ∈ (𝑇 NGHom 𝑈) ∧ 𝐺 ∈ (𝑆 NGHom 𝑇)) → (𝐹 ∘ 𝐺) ∈ (𝑆 NGHom 𝑈)) | |
| 11 | 8, 9, 10 | syl2an 596 | . . 3 ⊢ ((𝐹 ∈ (𝑇 NMHom 𝑈) ∧ 𝐺 ∈ (𝑆 NMHom 𝑇)) → (𝐹 ∘ 𝐺) ∈ (𝑆 NGHom 𝑈)) |
| 12 | 7, 11 | jca 511 | . 2 ⊢ ((𝐹 ∈ (𝑇 NMHom 𝑈) ∧ 𝐺 ∈ (𝑆 NMHom 𝑇)) → ((𝐹 ∘ 𝐺) ∈ (𝑆 LMHom 𝑈) ∧ (𝐹 ∘ 𝐺) ∈ (𝑆 NGHom 𝑈))) |
| 13 | isnmhm 24683 | . 2 ⊢ ((𝐹 ∘ 𝐺) ∈ (𝑆 NMHom 𝑈) ↔ ((𝑆 ∈ NrmMod ∧ 𝑈 ∈ NrmMod) ∧ ((𝐹 ∘ 𝐺) ∈ (𝑆 LMHom 𝑈) ∧ (𝐹 ∘ 𝐺) ∈ (𝑆 NGHom 𝑈)))) | |
| 14 | 3, 12, 13 | sylanbrc 583 | 1 ⊢ ((𝐹 ∈ (𝑇 NMHom 𝑈) ∧ 𝐺 ∈ (𝑆 NMHom 𝑇)) → (𝐹 ∘ 𝐺) ∈ (𝑆 NMHom 𝑈)) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∧ wa 395 ∈ wcel 2108 ∘ ccom 5658 (class class class)co 7403 LMHom clmhm 20975 NrmModcnlm 24517 NGHom cnghm 24643 NMHom cnmhm 24644 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1795 ax-4 1809 ax-5 1910 ax-6 1967 ax-7 2007 ax-8 2110 ax-9 2118 ax-10 2141 ax-11 2157 ax-12 2177 ax-ext 2707 ax-sep 5266 ax-nul 5276 ax-pow 5335 ax-pr 5402 ax-un 7727 ax-cnex 11183 ax-resscn 11184 ax-1cn 11185 ax-icn 11186 ax-addcl 11187 ax-addrcl 11188 ax-mulcl 11189 ax-mulrcl 11190 ax-mulcom 11191 ax-addass 11192 ax-mulass 11193 ax-distr 11194 ax-i2m1 11195 ax-1ne0 11196 ax-1rid 11197 ax-rnegex 11198 ax-rrecex 11199 ax-cnre 11200 ax-pre-lttri 11201 ax-pre-lttrn 11202 ax-pre-ltadd 11203 ax-pre-mulgt0 11204 ax-pre-sup 11205 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 848 df-3or 1087 df-3an 1088 df-tru 1543 df-fal 1553 df-ex 1780 df-nf 1784 df-sb 2065 df-mo 2539 df-eu 2568 df-clab 2714 df-cleq 2727 df-clel 2809 df-nfc 2885 df-ne 2933 df-nel 3037 df-ral 3052 df-rex 3061 df-rmo 3359 df-reu 3360 df-rab 3416 df-v 3461 df-sbc 3766 df-csb 3875 df-dif 3929 df-un 3931 df-in 3933 df-ss 3943 df-pss 3946 df-nul 4309 df-if 4501 df-pw 4577 df-sn 4602 df-pr 4604 df-op 4608 df-uni 4884 df-iun 4969 df-br 5120 df-opab 5182 df-mpt 5202 df-tr 5230 df-id 5548 df-eprel 5553 df-po 5561 df-so 5562 df-fr 5606 df-we 5608 df-xp 5660 df-rel 5661 df-cnv 5662 df-co 5663 df-dm 5664 df-rn 5665 df-res 5666 df-ima 5667 df-pred 6290 df-ord 6355 df-on 6356 df-lim 6357 df-suc 6358 df-iota 6483 df-fun 6532 df-fn 6533 df-f 6534 df-f1 6535 df-fo 6536 df-f1o 6537 df-fv 6538 df-riota 7360 df-ov 7406 df-oprab 7407 df-mpo 7408 df-om 7860 df-1st 7986 df-2nd 7987 df-frecs 8278 df-wrecs 8309 df-recs 8383 df-rdg 8422 df-er 8717 df-map 8840 df-en 8958 df-dom 8959 df-sdom 8960 df-sup 9452 df-inf 9453 df-pnf 11269 df-mnf 11270 df-xr 11271 df-ltxr 11272 df-le 11273 df-sub 11466 df-neg 11467 df-div 11893 df-nn 12239 df-2 12301 df-n0 12500 df-z 12587 df-uz 12851 df-q 12963 df-rp 13007 df-xneg 13126 df-xadd 13127 df-xmul 13128 df-ico 13366 df-0g 17453 df-topgen 17455 df-mgm 18616 df-sgrp 18695 df-mnd 18711 df-mhm 18759 df-grp 18917 df-ghm 19194 df-lmod 20817 df-lmhm 20978 df-psmet 21305 df-xmet 21306 df-met 21307 df-bl 21308 df-mopn 21309 df-top 22830 df-topon 22847 df-topsp 22869 df-bases 22882 df-xms 24257 df-ms 24258 df-nm 24519 df-ngp 24520 df-nmo 24645 df-nghm 24646 df-nmhm 24647 |
| This theorem is referenced by: (None) |
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