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| Mirrors > Home > ILE Home > Th. List > lmodring | GIF version | ||
| Description: The scalar component of a left module is a ring. (Contributed by NM, 8-Dec-2013.) (Revised by Mario Carneiro, 19-Jun-2014.) |
| Ref | Expression |
|---|---|
| lmodring.1 | ⊢ 𝐹 = (Scalar‘𝑊) |
| Ref | Expression |
|---|---|
| lmodring | ⊢ (𝑊 ∈ LMod → 𝐹 ∈ Ring) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | eqid 2232 | . . 3 ⊢ (Base‘𝑊) = (Base‘𝑊) | |
| 2 | eqid 2232 | . . 3 ⊢ (+g‘𝑊) = (+g‘𝑊) | |
| 3 | eqid 2232 | . . 3 ⊢ ( ·𝑠 ‘𝑊) = ( ·𝑠 ‘𝑊) | |
| 4 | lmodring.1 | . . 3 ⊢ 𝐹 = (Scalar‘𝑊) | |
| 5 | eqid 2232 | . . 3 ⊢ (Base‘𝐹) = (Base‘𝐹) | |
| 6 | eqid 2232 | . . 3 ⊢ (+g‘𝐹) = (+g‘𝐹) | |
| 7 | eqid 2232 | . . 3 ⊢ (.r‘𝐹) = (.r‘𝐹) | |
| 8 | eqid 2232 | . . 3 ⊢ (1r‘𝐹) = (1r‘𝐹) | |
| 9 | 1, 2, 3, 4, 5, 6, 7, 8 | islmod 14426 | . 2 ⊢ (𝑊 ∈ LMod ↔ (𝑊 ∈ Grp ∧ 𝐹 ∈ Ring ∧ ∀𝑞 ∈ (Base‘𝐹)∀𝑟 ∈ (Base‘𝐹)∀𝑥 ∈ (Base‘𝑊)∀𝑤 ∈ (Base‘𝑊)(((𝑟( ·𝑠 ‘𝑊)𝑤) ∈ (Base‘𝑊) ∧ (𝑟( ·𝑠 ‘𝑊)(𝑤(+g‘𝑊)𝑥)) = ((𝑟( ·𝑠 ‘𝑊)𝑤)(+g‘𝑊)(𝑟( ·𝑠 ‘𝑊)𝑥)) ∧ ((𝑞(+g‘𝐹)𝑟)( ·𝑠 ‘𝑊)𝑤) = ((𝑞( ·𝑠 ‘𝑊)𝑤)(+g‘𝑊)(𝑟( ·𝑠 ‘𝑊)𝑤))) ∧ (((𝑞(.r‘𝐹)𝑟)( ·𝑠 ‘𝑊)𝑤) = (𝑞( ·𝑠 ‘𝑊)(𝑟( ·𝑠 ‘𝑊)𝑤)) ∧ ((1r‘𝐹)( ·𝑠 ‘𝑊)𝑤) = 𝑤)))) |
| 10 | 9 | simp2bi 1040 | 1 ⊢ (𝑊 ∈ LMod → 𝐹 ∈ Ring) |
| Colors of variables: wff set class |
| Syntax hints: → wi 4 ∧ wa 104 ∧ w3a 1005 = wceq 1398 ∈ wcel 2203 ∀wral 2520 ‘cfv 5351 (class class class)co 6049 Basecbs 13201 +gcplusg 13279 .rcmulr 13280 Scalarcsca 13282 ·𝑠 cvsca 13283 Grpcgrp 13702 1rcur 14092 Ringcrg 14129 LModclmod 14422 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 ax-ia3 108 ax-io 717 ax-5 1496 ax-7 1497 ax-gen 1498 ax-ie1 1542 ax-ie2 1543 ax-8 1553 ax-10 1554 ax-11 1555 ax-i12 1556 ax-bndl 1558 ax-4 1559 ax-17 1575 ax-i9 1579 ax-ial 1583 ax-i5r 1584 ax-13 2205 ax-14 2206 ax-ext 2214 ax-sep 4227 ax-pow 4286 ax-pr 4321 ax-un 4553 ax-cnex 8214 ax-resscn 8215 ax-1re 8217 ax-addrcl 8220 |
| This theorem depends on definitions: df-bi 117 df-3an 1007 df-tru 1401 df-nf 1510 df-sb 1812 df-eu 2083 df-mo 2084 df-clab 2219 df-cleq 2225 df-clel 2228 df-nfc 2373 df-ral 2525 df-rex 2526 df-rab 2529 df-v 2814 df-sbc 3042 df-un 3214 df-in 3216 df-ss 3223 df-pw 3670 df-sn 3694 df-pr 3695 df-op 3697 df-uni 3914 df-int 3949 df-br 4109 df-opab 4171 df-mpt 4172 df-id 4413 df-xp 4754 df-rel 4755 df-cnv 4756 df-co 4757 df-dm 4758 df-rn 4759 df-res 4760 df-iota 5311 df-fun 5353 df-fn 5354 df-fv 5359 df-ov 6052 df-inn 9234 df-2 9292 df-3 9293 df-4 9294 df-5 9295 df-6 9296 df-ndx 13204 df-slot 13205 df-base 13207 df-plusg 13292 df-mulr 13293 df-sca 13295 df-vsca 13296 df-lmod 14424 |
| This theorem is referenced by: lmodfgrp 14431 lmodmcl 14435 lmod0cl 14449 lmod1cl 14450 lmod0vs 14456 lmodvs0 14457 lmodvsmmulgdi 14458 lmodvsneg 14466 lmodsubvs 14478 lmodsubdi 14479 lmodsubdir 14480 lssvnegcl 14511 islss3 14514 |
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