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Mirrors > Home > MPE Home > Th. List > zlmval | Structured version Visualization version GIF version |
Description: Augment an abelian group with vector space operations to turn it into a ℤ-module. (Contributed by Mario Carneiro, 2-Oct-2015.) (Revised by AV, 12-Jun-2019.) |
Ref | Expression |
---|---|
zlmval.w | ⊢ 𝑊 = (ℤMod‘𝐺) |
zlmval.m | ⊢ · = (.g‘𝐺) |
Ref | Expression |
---|---|
zlmval | ⊢ (𝐺 ∈ 𝑉 → 𝑊 = ((𝐺 sSet 〈(Scalar‘ndx), ℤring〉) sSet 〈( ·𝑠 ‘ndx), · 〉)) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | zlmval.w | . 2 ⊢ 𝑊 = (ℤMod‘𝐺) | |
2 | elex 3512 | . . 3 ⊢ (𝐺 ∈ 𝑉 → 𝐺 ∈ V) | |
3 | oveq1 7163 | . . . . 5 ⊢ (𝑔 = 𝐺 → (𝑔 sSet 〈(Scalar‘ndx), ℤring〉) = (𝐺 sSet 〈(Scalar‘ndx), ℤring〉)) | |
4 | fveq2 6670 | . . . . . . 7 ⊢ (𝑔 = 𝐺 → (.g‘𝑔) = (.g‘𝐺)) | |
5 | zlmval.m | . . . . . . 7 ⊢ · = (.g‘𝐺) | |
6 | 4, 5 | syl6eqr 2874 | . . . . . 6 ⊢ (𝑔 = 𝐺 → (.g‘𝑔) = · ) |
7 | 6 | opeq2d 4810 | . . . . 5 ⊢ (𝑔 = 𝐺 → 〈( ·𝑠 ‘ndx), (.g‘𝑔)〉 = 〈( ·𝑠 ‘ndx), · 〉) |
8 | 3, 7 | oveq12d 7174 | . . . 4 ⊢ (𝑔 = 𝐺 → ((𝑔 sSet 〈(Scalar‘ndx), ℤring〉) sSet 〈( ·𝑠 ‘ndx), (.g‘𝑔)〉) = ((𝐺 sSet 〈(Scalar‘ndx), ℤring〉) sSet 〈( ·𝑠 ‘ndx), · 〉)) |
9 | df-zlm 20652 | . . . 4 ⊢ ℤMod = (𝑔 ∈ V ↦ ((𝑔 sSet 〈(Scalar‘ndx), ℤring〉) sSet 〈( ·𝑠 ‘ndx), (.g‘𝑔)〉)) | |
10 | ovex 7189 | . . . 4 ⊢ ((𝐺 sSet 〈(Scalar‘ndx), ℤring〉) sSet 〈( ·𝑠 ‘ndx), · 〉) ∈ V | |
11 | 8, 9, 10 | fvmpt 6768 | . . 3 ⊢ (𝐺 ∈ V → (ℤMod‘𝐺) = ((𝐺 sSet 〈(Scalar‘ndx), ℤring〉) sSet 〈( ·𝑠 ‘ndx), · 〉)) |
12 | 2, 11 | syl 17 | . 2 ⊢ (𝐺 ∈ 𝑉 → (ℤMod‘𝐺) = ((𝐺 sSet 〈(Scalar‘ndx), ℤring〉) sSet 〈( ·𝑠 ‘ndx), · 〉)) |
13 | 1, 12 | syl5eq 2868 | 1 ⊢ (𝐺 ∈ 𝑉 → 𝑊 = ((𝐺 sSet 〈(Scalar‘ndx), ℤring〉) sSet 〈( ·𝑠 ‘ndx), · 〉)) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 = wceq 1537 ∈ wcel 2114 Vcvv 3494 〈cop 4573 ‘cfv 6355 (class class class)co 7156 ndxcnx 16480 sSet csts 16481 Scalarcsca 16568 ·𝑠 cvsca 16569 .gcmg 18224 ℤringzring 20617 ℤModczlm 20648 |
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 1970 ax-7 2015 ax-8 2116 ax-9 2124 ax-10 2145 ax-11 2161 ax-12 2177 ax-ext 2793 ax-sep 5203 ax-nul 5210 ax-pr 5330 |
This theorem depends on definitions: df-bi 209 df-an 399 df-or 844 df-3an 1085 df-tru 1540 df-ex 1781 df-nf 1785 df-sb 2070 df-mo 2622 df-eu 2654 df-clab 2800 df-cleq 2814 df-clel 2893 df-nfc 2963 df-ral 3143 df-rex 3144 df-rab 3147 df-v 3496 df-sbc 3773 df-dif 3939 df-un 3941 df-in 3943 df-ss 3952 df-nul 4292 df-if 4468 df-sn 4568 df-pr 4570 df-op 4574 df-uni 4839 df-br 5067 df-opab 5129 df-mpt 5147 df-id 5460 df-xp 5561 df-rel 5562 df-cnv 5563 df-co 5564 df-dm 5565 df-iota 6314 df-fun 6357 df-fv 6363 df-ov 7159 df-zlm 20652 |
This theorem is referenced by: zlmlem 20664 zlmsca 20668 zlmvsca 20669 zlmds 31205 zlmtset 31206 |
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