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| Mirrors > Home > MPE Home > Th. List > asclghm | Structured version Visualization version GIF version | ||
| Description: The algebra scalar lifting function is a group homomorphism. (Contributed by Mario Carneiro, 4-Jul-2015.) |
| Ref | Expression |
|---|---|
| asclf.a | ⊢ 𝐴 = (algSc‘𝑊) |
| asclf.f | ⊢ 𝐹 = (Scalar‘𝑊) |
| asclf.r | ⊢ (𝜑 → 𝑊 ∈ Ring) |
| asclf.l | ⊢ (𝜑 → 𝑊 ∈ LMod) |
| Ref | Expression |
|---|---|
| asclghm | ⊢ (𝜑 → 𝐴 ∈ (𝐹 GrpHom 𝑊)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | eqid 2763 | . 2 ⊢ (Base‘𝐹) = (Base‘𝐹) | |
| 2 | eqid 2763 | . 2 ⊢ (Base‘𝑊) = (Base‘𝑊) | |
| 3 | eqid 2763 | . 2 ⊢ (+g‘𝐹) = (+g‘𝐹) | |
| 4 | eqid 2763 | . 2 ⊢ (+g‘𝑊) = (+g‘𝑊) | |
| 5 | asclf.l | . . . 4 ⊢ (𝜑 → 𝑊 ∈ LMod) | |
| 6 | asclf.f | . . . . 5 ⊢ 𝐹 = (Scalar‘𝑊) | |
| 7 | 6 | lmodring 21170 | . . . 4 ⊢ (𝑊 ∈ LMod → 𝐹 ∈ Ring) |
| 8 | 5, 7 | syl 18 | . . 3 ⊢ (𝜑 → 𝐹 ∈ Ring) |
| 9 | ringgrp 20491 | . . 3 ⊢ (𝐹 ∈ Ring → 𝐹 ∈ Grp) | |
| 10 | 8, 9 | syl 18 | . 2 ⊢ (𝜑 → 𝐹 ∈ Grp) |
| 11 | asclf.r | . . 3 ⊢ (𝜑 → 𝑊 ∈ Ring) | |
| 12 | ringgrp 20491 | . . 3 ⊢ (𝑊 ∈ Ring → 𝑊 ∈ Grp) | |
| 13 | 11, 12 | syl 18 | . 2 ⊢ (𝜑 → 𝑊 ∈ Grp) |
| 14 | asclf.a | . . 3 ⊢ 𝐴 = (algSc‘𝑊) | |
| 15 | 14, 6, 11, 5, 1, 2 | asclf 22216 | . 2 ⊢ (𝜑 → 𝐴:(Base‘𝐹)⟶(Base‘𝑊)) |
| 16 | 5 | adantr 486 | . . . 4 ⊢ ((𝜑 ∧ (𝑥 ∈ (Base‘𝐹) ∧ 𝑦 ∈ (Base‘𝐹))) → 𝑊 ∈ LMod) |
| 17 | simprl 783 | . . . 4 ⊢ ((𝜑 ∧ (𝑥 ∈ (Base‘𝐹) ∧ 𝑦 ∈ (Base‘𝐹))) → 𝑥 ∈ (Base‘𝐹)) | |
| 18 | simprr 785 | . . . 4 ⊢ ((𝜑 ∧ (𝑥 ∈ (Base‘𝐹) ∧ 𝑦 ∈ (Base‘𝐹))) → 𝑦 ∈ (Base‘𝐹)) | |
| 19 | eqid 2763 | . . . . . . 7 ⊢ (1r‘𝑊) = (1r‘𝑊) | |
| 20 | 2, 19 | ringidcl 20521 | . . . . . 6 ⊢ (𝑊 ∈ Ring → (1r‘𝑊) ∈ (Base‘𝑊)) |
| 21 | 11, 20 | syl 18 | . . . . 5 ⊢ (𝜑 → (1r‘𝑊) ∈ (Base‘𝑊)) |
| 22 | 21 | adantr 486 | . . . 4 ⊢ ((𝜑 ∧ (𝑥 ∈ (Base‘𝐹) ∧ 𝑦 ∈ (Base‘𝐹))) → (1r‘𝑊) ∈ (Base‘𝑊)) |
| 23 | eqid 2763 | . . . . 5 ⊢ ( ·𝑠 ‘𝑊) = ( ·𝑠 ‘𝑊) | |
| 24 | 2, 4, 6, 23, 1, 3 | lmodvsdir 21188 | . . . 4 ⊢ ((𝑊 ∈ LMod ∧ (𝑥 ∈ (Base‘𝐹) ∧ 𝑦 ∈ (Base‘𝐹) ∧ (1r‘𝑊) ∈ (Base‘𝑊))) → ((𝑥(+g‘𝐹)𝑦)( ·𝑠 ‘𝑊)(1r‘𝑊)) = ((𝑥( ·𝑠 ‘𝑊)(1r‘𝑊))(+g‘𝑊)(𝑦( ·𝑠 ‘𝑊)(1r‘𝑊)))) |
| 25 | 16, 17, 18, 22, 24 | syl13anc 1400 | . . 3 ⊢ ((𝜑 ∧ (𝑥 ∈ (Base‘𝐹) ∧ 𝑦 ∈ (Base‘𝐹))) → ((𝑥(+g‘𝐹)𝑦)( ·𝑠 ‘𝑊)(1r‘𝑊)) = ((𝑥( ·𝑠 ‘𝑊)(1r‘𝑊))(+g‘𝑊)(𝑦( ·𝑠 ‘𝑊)(1r‘𝑊)))) |
| 26 | 1, 3 | grpcl 19178 | . . . . . 6 ⊢ ((𝐹 ∈ Grp ∧ 𝑥 ∈ (Base‘𝐹) ∧ 𝑦 ∈ (Base‘𝐹)) → (𝑥(+g‘𝐹)𝑦) ∈ (Base‘𝐹)) |
| 27 | 26 | 3expb 1138 | . . . . 5 ⊢ ((𝐹 ∈ Grp ∧ (𝑥 ∈ (Base‘𝐹) ∧ 𝑦 ∈ (Base‘𝐹))) → (𝑥(+g‘𝐹)𝑦) ∈ (Base‘𝐹)) |
| 28 | 10, 27 | sylan 592 | . . . 4 ⊢ ((𝜑 ∧ (𝑥 ∈ (Base‘𝐹) ∧ 𝑦 ∈ (Base‘𝐹))) → (𝑥(+g‘𝐹)𝑦) ∈ (Base‘𝐹)) |
| 29 | 14, 6, 1, 23, 19 | asclval 22214 | . . . 4 ⊢ ((𝑥(+g‘𝐹)𝑦) ∈ (Base‘𝐹) → (𝐴‘(𝑥(+g‘𝐹)𝑦)) = ((𝑥(+g‘𝐹)𝑦)( ·𝑠 ‘𝑊)(1r‘𝑊))) |
| 30 | 28, 29 | syl 18 | . . 3 ⊢ ((𝜑 ∧ (𝑥 ∈ (Base‘𝐹) ∧ 𝑦 ∈ (Base‘𝐹))) → (𝐴‘(𝑥(+g‘𝐹)𝑦)) = ((𝑥(+g‘𝐹)𝑦)( ·𝑠 ‘𝑊)(1r‘𝑊))) |
| 31 | 14, 6, 1, 23, 19 | asclval 22214 | . . . . 5 ⊢ (𝑥 ∈ (Base‘𝐹) → (𝐴‘𝑥) = (𝑥( ·𝑠 ‘𝑊)(1r‘𝑊))) |
| 32 | 14, 6, 1, 23, 19 | asclval 22214 | . . . . 5 ⊢ (𝑦 ∈ (Base‘𝐹) → (𝐴‘𝑦) = (𝑦( ·𝑠 ‘𝑊)(1r‘𝑊))) |
| 33 | 31, 32 | oveqan12d 7459 | . . . 4 ⊢ ((𝑥 ∈ (Base‘𝐹) ∧ 𝑦 ∈ (Base‘𝐹)) → ((𝐴‘𝑥)(+g‘𝑊)(𝐴‘𝑦)) = ((𝑥( ·𝑠 ‘𝑊)(1r‘𝑊))(+g‘𝑊)(𝑦( ·𝑠 ‘𝑊)(1r‘𝑊)))) |
| 34 | 33 | adantl 487 | . . 3 ⊢ ((𝜑 ∧ (𝑥 ∈ (Base‘𝐹) ∧ 𝑦 ∈ (Base‘𝐹))) → ((𝐴‘𝑥)(+g‘𝑊)(𝐴‘𝑦)) = ((𝑥( ·𝑠 ‘𝑊)(1r‘𝑊))(+g‘𝑊)(𝑦( ·𝑠 ‘𝑊)(1r‘𝑊)))) |
| 35 | 25, 30, 34 | 3eqtr4d 2808 | . 2 ⊢ ((𝜑 ∧ (𝑥 ∈ (Base‘𝐹) ∧ 𝑦 ∈ (Base‘𝐹))) → (𝐴‘(𝑥(+g‘𝐹)𝑦)) = ((𝐴‘𝑥)(+g‘𝑊)(𝐴‘𝑦))) |
| 36 | 1, 2, 3, 4, 10, 13, 15, 35 | isghmd 19465 | 1 ⊢ (𝜑 → 𝐴 ∈ (𝐹 GrpHom 𝑊)) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 ∧ wa 401 = wceq 1570 ∈ wcel 2147 ‘cfv 6555 (class class class)co 7440 Basecbs 17413 +gcplusg 17454 Scalarcsca 17457 ·𝑠 cvsca 17458 Grpcgrp 19170 GrpHom cghm 19453 1rcur 20434 Ringcrg 20486 LModclmod 21162 algSccascl 22187 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1828 ax-4 1842 ax-5 1945 ax-6 2002 ax-7 2043 ax-8 2149 ax-9 2157 ax-10 2180 ax-11 2197 ax-12 2216 ax-ext 2735 ax-rep 5235 ax-sep 5252 ax-nul 5263 ax-pow 5331 ax-pr 5395 ax-un 7772 ax-cnex 11280 ax-resscn 11281 ax-1cn 11282 ax-icn 11283 ax-addcl 11284 ax-addrcl 11285 ax-mulcl 11286 ax-mulrcl 11287 ax-mulcom 11288 ax-addass 11289 ax-mulass 11290 ax-distr 11291 ax-i2m1 11292 ax-1ne0 11293 ax-1rid 11294 ax-rnegex 11295 ax-rrecex 11296 ax-cnre 11297 ax-pre-lttri 11298 ax-pre-lttrn 11299 ax-pre-ltadd 11300 ax-pre-mulgt0 11301 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3or 1104 df-3an 1105 df-tru 1573 df-fal 1583 df-ex 1813 df-nf 1817 df-sb 2102 df-mo 2567 df-eu 2597 df-clab 2742 df-cleq 2755 df-clel 2839 df-nfc 2913 df-ne 2960 df-nel 3066 df-ral 3081 df-rex 3091 df-rmo 3369 df-reu 3370 df-rab 3417 df-v 3456 df-sbc 3743 df-csb 3852 df-ss 3901 df-pss 4017 df-dif 4050 df-in 4094 df-un 4154 df-nul 4282 df-if 4486 df-pw 4562 df-sn 4589 df-pr 4591 df-op 4839 df-uni 4871 df-iun 4956 df-br 5107 df-opab 5171 df-mpt 5190 df-tr 5216 df-id 5550 df-eprel 5555 df-po 5563 df-so 5564 df-fr 5608 df-we 5610 df-xp 5661 df-rel 5662 df-cnv 5663 df-co 5664 df-dm 5665 df-rn 5666 df-res 5667 df-ima 5668 df-pred 6319 df-ord 6380 df-on 6381 df-lim 6382 df-suc 6383 df-iota 6509 df-fun 6557 df-fn 6558 df-f 6559 df-f1 6560 df-fo 6561 df-f1o 6562 df-fv 6563 df-riota 7397 df-ov 7443 df-oprab 7444 df-mpo 7445 df-om 7899 df-1st 8022 df-2nd 8023 df-frecs 8324 df-wrecs 8355 df-recs 8404 df-rdg 8443 df-er 8742 df-map 8874 df-en 8999 df-dom 9000 df-sdom 9001 df-pnf 11369 df-mnf 11370 df-xr 11371 df-ltxr 11372 df-le 11373 df-sub 11567 df-neg 11568 df-nn 12360 df-2 12429 df-sets 17368 df-slot 17386 df-ndx 17398 df-base 17414 df-plusg 17467 df-0g 17638 df-mgm 18842 df-sgrp 18934 df-mnd 18950 df-grp 19173 df-ghm 19454 df-mgp 20388 df-ur 20435 df-ring 20488 df-lmod 21164 df-ascl 22190 |
| This theorem is used by: asclinvg 22224 asclrhm 22225 cpmatacl 23061 cpmatinvcl 23062 mat2pmatghm 23075 mat2pmatmul 23076 asclf1 43786 |
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