| Metamath Proof Explorer |
< Previous
Next >
Nearby theorems |
||
| Mirrors > Home > MPE Home > Th. List > lmhmsca | Structured version Visualization version GIF version | ||
| Description: A homomorphism of left modules constrains both modules to the same ring of scalars. (Contributed by Stefan O'Rear, 1-Jan-2015.) |
| Ref | Expression |
|---|---|
| lmhmlem.k | ⊢ 𝐾 = (Scalar‘𝑆) |
| lmhmlem.l | ⊢ 𝐿 = (Scalar‘𝑇) |
| Ref | Expression |
|---|---|
| lmhmsca | ⊢ (𝐹 ∈ (𝑆 LMHom 𝑇) → 𝐿 = 𝐾) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | lmhmlem.k | . . 3 ⊢ 𝐾 = (Scalar‘𝑆) | |
| 2 | lmhmlem.l | . . 3 ⊢ 𝐿 = (Scalar‘𝑇) | |
| 3 | 1, 2 | lmhmlem 20933 | . 2 ⊢ (𝐹 ∈ (𝑆 LMHom 𝑇) → ((𝑆 ∈ LMod ∧ 𝑇 ∈ LMod) ∧ (𝐹 ∈ (𝑆 GrpHom 𝑇) ∧ 𝐿 = 𝐾))) |
| 4 | 3 | simprrd 773 | 1 ⊢ (𝐹 ∈ (𝑆 LMHom 𝑇) → 𝐿 = 𝐾) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∧ wa 395 = wceq 1540 ∈ wcel 2109 ‘cfv 6482 (class class class)co 7349 Scalarcsca 17164 GrpHom cghm 19091 LModclmod 20763 LMHom clmhm 20923 |
| 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 2008 ax-8 2111 ax-9 2119 ax-10 2142 ax-11 2158 ax-12 2178 ax-ext 2701 ax-sep 5235 ax-nul 5245 ax-pr 5371 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 848 df-3an 1088 df-tru 1543 df-fal 1553 df-ex 1780 df-nf 1784 df-sb 2066 df-mo 2533 df-eu 2562 df-clab 2708 df-cleq 2721 df-clel 2803 df-nfc 2878 df-ne 2926 df-ral 3045 df-rex 3054 df-rab 3395 df-v 3438 df-sbc 3743 df-dif 3906 df-un 3908 df-in 3910 df-ss 3920 df-nul 4285 df-if 4477 df-pw 4553 df-sn 4578 df-pr 4580 df-op 4584 df-uni 4859 df-br 5093 df-opab 5155 df-id 5514 df-xp 5625 df-rel 5626 df-cnv 5627 df-co 5628 df-dm 5629 df-iota 6438 df-fun 6484 df-fv 6490 df-ov 7352 df-oprab 7353 df-mpo 7354 df-lmhm 20926 |
| This theorem is referenced by: islmhm2 20942 lmhmco 20947 lmhmplusg 20948 lmhmvsca 20949 lmhmf1o 20950 lmhmima 20951 lmhmpreima 20952 reslmhm 20956 reslmhm2 20957 reslmhm2b 20958 lmhmlvec 21014 lindfmm 21734 lmhmclm 24985 nmoleub2lem3 25013 nmoleub3 25017 lmhmqusker 33354 lmhmlvec2 33586 |
| Copyright terms: Public domain | W3C validator |