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| Mirrors > Home > MPE Home > Th. List > islvec | Structured version Visualization version GIF version | ||
| Description: The predicate "is a left vector space". (Contributed by NM, 11-Nov-2013.) |
| Ref | Expression |
|---|---|
| islvec.1 | ⊢ 𝐹 = (Scalar‘𝑊) |
| Ref | Expression |
|---|---|
| islvec | ⊢ (𝑊 ∈ LVec ↔ (𝑊 ∈ LMod ∧ 𝐹 ∈ DivRing)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | fveq2 6826 | . . . 4 ⊢ (𝑓 = 𝑊 → (Scalar‘𝑓) = (Scalar‘𝑊)) | |
| 2 | islvec.1 | . . . 4 ⊢ 𝐹 = (Scalar‘𝑊) | |
| 3 | 1, 2 | eqtr4di 2782 | . . 3 ⊢ (𝑓 = 𝑊 → (Scalar‘𝑓) = 𝐹) |
| 4 | 3 | eleq1d 2813 | . 2 ⊢ (𝑓 = 𝑊 → ((Scalar‘𝑓) ∈ DivRing ↔ 𝐹 ∈ DivRing)) |
| 5 | df-lvec 21025 | . 2 ⊢ LVec = {𝑓 ∈ LMod ∣ (Scalar‘𝑓) ∈ DivRing} | |
| 6 | 4, 5 | elrab2 3653 | 1 ⊢ (𝑊 ∈ LVec ↔ (𝑊 ∈ LMod ∧ 𝐹 ∈ DivRing)) |
| Colors of variables: wff setvar class |
| Syntax hints: ↔ wb 206 ∧ wa 395 = wceq 1540 ∈ wcel 2109 ‘cfv 6486 Scalarcsca 17182 DivRingcdr 20632 LModclmod 20781 LVecclvec 21024 |
| 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-ext 2701 |
| 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-sb 2066 df-clab 2708 df-cleq 2721 df-clel 2803 df-rab 3397 df-v 3440 df-dif 3908 df-un 3910 df-ss 3922 df-nul 4287 df-if 4479 df-sn 4580 df-pr 4582 df-op 4586 df-uni 4862 df-br 5096 df-iota 6442 df-fv 6494 df-lvec 21025 |
| This theorem is referenced by: lvecdrng 21027 lveclmod 21028 lsslvec 21031 lmhmlvec 21032 lvecprop2d 21091 lvecpropd 21092 rlmlvec 21126 frlmlvec 21686 frlmphl 21706 mpllvec 21945 tvclvec 24102 isnvc2 24603 iscvs 25043 cnstrcvs 25057 zclmncvs 25064 quslvec 33307 ply1lvec 33504 sralvec 33557 matdim 33587 lmhmlvec2 33591 assalactf1o 33607 ccfldsrarelvec 33642 fldextrspunlem1 33646 fldextrspunfld 33647 bj-isvec 37260 lindsdom 37593 lindsenlbs 37594 lduallvec 39132 dvalveclem 41004 dvhlveclem 41087 lmod1zrnlvec 48467 aacllem 49774 |
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