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Mirrors > Home > MPE Home > Th. List > zlmvsca | Structured version Visualization version GIF version |
Description: Scalar multiplication operation of a ℤ-module. (Contributed by Mario Carneiro, 2-Oct-2015.) |
Ref | Expression |
---|---|
zlmbas.w | ⊢ 𝑊 = (ℤMod‘𝐺) |
zlmvsca.2 | ⊢ · = (.g‘𝐺) |
Ref | Expression |
---|---|
zlmvsca | ⊢ · = ( ·𝑠 ‘𝑊) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | ovex 7308 | . . . 4 ⊢ (𝐺 sSet 〈(Scalar‘ndx), ℤring〉) ∈ V | |
2 | zlmvsca.2 | . . . . 5 ⊢ · = (.g‘𝐺) | |
3 | 2 | fvexi 6788 | . . . 4 ⊢ · ∈ V |
4 | vscaid 17030 | . . . . 5 ⊢ ·𝑠 = Slot ( ·𝑠 ‘ndx) | |
5 | 4 | setsid 16909 | . . . 4 ⊢ (((𝐺 sSet 〈(Scalar‘ndx), ℤring〉) ∈ V ∧ · ∈ V) → · = ( ·𝑠 ‘((𝐺 sSet 〈(Scalar‘ndx), ℤring〉) sSet 〈( ·𝑠 ‘ndx), · 〉))) |
6 | 1, 3, 5 | mp2an 689 | . . 3 ⊢ · = ( ·𝑠 ‘((𝐺 sSet 〈(Scalar‘ndx), ℤring〉) sSet 〈( ·𝑠 ‘ndx), · 〉)) |
7 | zlmbas.w | . . . . 5 ⊢ 𝑊 = (ℤMod‘𝐺) | |
8 | 7, 2 | zlmval 20717 | . . . 4 ⊢ (𝐺 ∈ V → 𝑊 = ((𝐺 sSet 〈(Scalar‘ndx), ℤring〉) sSet 〈( ·𝑠 ‘ndx), · 〉)) |
9 | 8 | fveq2d 6778 | . . 3 ⊢ (𝐺 ∈ V → ( ·𝑠 ‘𝑊) = ( ·𝑠 ‘((𝐺 sSet 〈(Scalar‘ndx), ℤring〉) sSet 〈( ·𝑠 ‘ndx), · 〉))) |
10 | 6, 9 | eqtr4id 2797 | . 2 ⊢ (𝐺 ∈ V → · = ( ·𝑠 ‘𝑊)) |
11 | 4 | str0 16890 | . . 3 ⊢ ∅ = ( ·𝑠 ‘∅) |
12 | fvprc 6766 | . . . 4 ⊢ (¬ 𝐺 ∈ V → (.g‘𝐺) = ∅) | |
13 | 2, 12 | eqtrid 2790 | . . 3 ⊢ (¬ 𝐺 ∈ V → · = ∅) |
14 | fvprc 6766 | . . . . 5 ⊢ (¬ 𝐺 ∈ V → (ℤMod‘𝐺) = ∅) | |
15 | 7, 14 | eqtrid 2790 | . . . 4 ⊢ (¬ 𝐺 ∈ V → 𝑊 = ∅) |
16 | 15 | fveq2d 6778 | . . 3 ⊢ (¬ 𝐺 ∈ V → ( ·𝑠 ‘𝑊) = ( ·𝑠 ‘∅)) |
17 | 11, 13, 16 | 3eqtr4a 2804 | . 2 ⊢ (¬ 𝐺 ∈ V → · = ( ·𝑠 ‘𝑊)) |
18 | 10, 17 | pm2.61i 182 | 1 ⊢ · = ( ·𝑠 ‘𝑊) |
Colors of variables: wff setvar class |
Syntax hints: ¬ wn 3 = wceq 1539 ∈ wcel 2106 Vcvv 3432 ∅c0 4256 〈cop 4567 ‘cfv 6433 (class class class)co 7275 sSet csts 16864 ndxcnx 16894 Scalarcsca 16965 ·𝑠 cvsca 16966 .gcmg 18700 ℤringczring 20670 ℤModczlm 20702 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1798 ax-4 1812 ax-5 1913 ax-6 1971 ax-7 2011 ax-8 2108 ax-9 2116 ax-10 2137 ax-11 2154 ax-12 2171 ax-ext 2709 ax-sep 5223 ax-nul 5230 ax-pow 5288 ax-pr 5352 ax-un 7588 ax-cnex 10927 ax-1cn 10929 ax-addcl 10931 |
This theorem depends on definitions: df-bi 206 df-an 397 df-or 845 df-3or 1087 df-3an 1088 df-tru 1542 df-fal 1552 df-ex 1783 df-nf 1787 df-sb 2068 df-mo 2540 df-eu 2569 df-clab 2716 df-cleq 2730 df-clel 2816 df-nfc 2889 df-ne 2944 df-ral 3069 df-rex 3070 df-reu 3072 df-rab 3073 df-v 3434 df-sbc 3717 df-csb 3833 df-dif 3890 df-un 3892 df-in 3894 df-ss 3904 df-pss 3906 df-nul 4257 df-if 4460 df-pw 4535 df-sn 4562 df-pr 4564 df-op 4568 df-uni 4840 df-iun 4926 df-br 5075 df-opab 5137 df-mpt 5158 df-tr 5192 df-id 5489 df-eprel 5495 df-po 5503 df-so 5504 df-fr 5544 df-we 5546 df-xp 5595 df-rel 5596 df-cnv 5597 df-co 5598 df-dm 5599 df-rn 5600 df-res 5601 df-ima 5602 df-pred 6202 df-ord 6269 df-on 6270 df-lim 6271 df-suc 6272 df-iota 6391 df-fun 6435 df-fn 6436 df-f 6437 df-f1 6438 df-fo 6439 df-f1o 6440 df-fv 6441 df-ov 7278 df-oprab 7279 df-mpo 7280 df-om 7713 df-2nd 7832 df-frecs 8097 df-wrecs 8128 df-recs 8202 df-rdg 8241 df-nn 11974 df-2 12036 df-3 12037 df-4 12038 df-5 12039 df-6 12040 df-sets 16865 df-slot 16883 df-ndx 16895 df-vsca 16979 df-zlm 20706 |
This theorem is referenced by: zlmlmod 20728 zlmassa 21106 clmzlmvsca 24276 nmmulg 31918 cnzh 31920 rezh 31921 |
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