| Metamath Proof Explorer |
< Previous
Next >
Nearby theorems |
||
| Mirrors > Home > MPE Home > Th. List > lmodfgrp | Structured version Visualization version GIF version | ||
| Description: The scalar component of a left module is an additive group. (Contributed by NM, 8-Dec-2013.) (Revised by Mario Carneiro, 19-Jun-2014.) |
| Ref | Expression |
|---|---|
| lmodring.1 | ⊢ 𝐹 = (Scalar‘𝑊) |
| Ref | Expression |
|---|---|
| lmodfgrp | ⊢ (𝑊 ∈ LMod → 𝐹 ∈ Grp) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | lmodring.1 | . . 3 ⊢ 𝐹 = (Scalar‘𝑊) | |
| 2 | 1 | lmodring 20794 | . 2 ⊢ (𝑊 ∈ LMod → 𝐹 ∈ Ring) |
| 3 | ringgrp 20149 | . 2 ⊢ (𝐹 ∈ Ring → 𝐹 ∈ Grp) | |
| 4 | 2, 3 | syl 17 | 1 ⊢ (𝑊 ∈ LMod → 𝐹 ∈ Grp) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 = wceq 1541 ∈ wcel 2110 ‘cfv 6477 Scalarcsca 17156 Grpcgrp 18838 Ringcrg 20144 LModclmod 20786 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1796 ax-4 1810 ax-5 1911 ax-6 1968 ax-7 2009 ax-8 2112 ax-9 2120 ax-ext 2702 ax-nul 5242 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 848 df-3an 1088 df-tru 1544 df-fal 1554 df-ex 1781 df-sb 2067 df-clab 2709 df-cleq 2722 df-clel 2804 df-ne 2927 df-ral 3046 df-rab 3394 df-v 3436 df-sbc 3740 df-dif 3903 df-un 3905 df-ss 3917 df-nul 4282 df-if 4474 df-sn 4575 df-pr 4577 df-op 4581 df-uni 4858 df-br 5090 df-iota 6433 df-fv 6485 df-ov 7344 df-ring 20146 df-lmod 20788 |
| This theorem is referenced by: lmodacl 20798 lmodsn0 20800 lmodvneg1 20831 lssvsubcl 20870 lspsnneg 20932 lvecvscan2 21042 lspexch 21059 lspsolvlem 21072 ipsubdir 21572 ipsubdi 21573 ip2eq 21583 ocvlss 21602 lsmcss 21622 islindf4 21768 ascl0 21814 clmfgrp 24991 lmodvslmhm 33020 lflmul 39086 lkrlss 39113 eqlkr 39117 lkrlsp 39120 lshpkrlem1 39128 ldualvsubval 39175 lcfrlem1 41560 lcdvsubval 41636 lmodvsmdi 48389 lincsum 48440 lincsumcl 48442 lincext1 48465 lindslinindsimp1 48468 lindslinindimp2lem1 48469 lindslinindsimp2lem5 48473 ldepsprlem 48483 ldepspr 48484 lincresunit3lem3 48485 lincresunit3lem1 48490 lincresunit3lem2 48491 lincresunit3 48492 |
| Copyright terms: Public domain | W3C validator |