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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 7401 | . . . 4 ⊢ (𝐺 sSet 〈(Scalar‘ndx), ℤring〉) ∈ V | |
| 2 | zlmvsca.2 | . . . . 5 ⊢ · = (.g‘𝐺) | |
| 3 | 2 | fvexi 6856 | . . . 4 ⊢ · ∈ V |
| 4 | vscaid 17252 | . . . . 5 ⊢ ·𝑠 = Slot ( ·𝑠 ‘ndx) | |
| 5 | 4 | setsid 17146 | . . . 4 ⊢ (((𝐺 sSet 〈(Scalar‘ndx), ℤring〉) ∈ V ∧ · ∈ V) → · = ( ·𝑠 ‘((𝐺 sSet 〈(Scalar‘ndx), ℤring〉) sSet 〈( ·𝑠 ‘ndx), · 〉))) |
| 6 | 1, 3, 5 | mp2an 693 | . . 3 ⊢ · = ( ·𝑠 ‘((𝐺 sSet 〈(Scalar‘ndx), ℤring〉) sSet 〈( ·𝑠 ‘ndx), · 〉)) |
| 7 | zlmbas.w | . . . . 5 ⊢ 𝑊 = (ℤMod‘𝐺) | |
| 8 | 7, 2 | zlmval 21482 | . . . 4 ⊢ (𝐺 ∈ V → 𝑊 = ((𝐺 sSet 〈(Scalar‘ndx), ℤring〉) sSet 〈( ·𝑠 ‘ndx), · 〉)) |
| 9 | 8 | fveq2d 6846 | . . 3 ⊢ (𝐺 ∈ V → ( ·𝑠 ‘𝑊) = ( ·𝑠 ‘((𝐺 sSet 〈(Scalar‘ndx), ℤring〉) sSet 〈( ·𝑠 ‘ndx), · 〉))) |
| 10 | 6, 9 | eqtr4id 2791 | . 2 ⊢ (𝐺 ∈ V → · = ( ·𝑠 ‘𝑊)) |
| 11 | 4 | str0 17128 | . . 3 ⊢ ∅ = ( ·𝑠 ‘∅) |
| 12 | fvprc 6834 | . . . 4 ⊢ (¬ 𝐺 ∈ V → (.g‘𝐺) = ∅) | |
| 13 | 2, 12 | eqtrid 2784 | . . 3 ⊢ (¬ 𝐺 ∈ V → · = ∅) |
| 14 | fvprc 6834 | . . . . 5 ⊢ (¬ 𝐺 ∈ V → (ℤMod‘𝐺) = ∅) | |
| 15 | 7, 14 | eqtrid 2784 | . . . 4 ⊢ (¬ 𝐺 ∈ V → 𝑊 = ∅) |
| 16 | 15 | fveq2d 6846 | . . 3 ⊢ (¬ 𝐺 ∈ V → ( ·𝑠 ‘𝑊) = ( ·𝑠 ‘∅)) |
| 17 | 11, 13, 16 | 3eqtr4a 2798 | . 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 1542 ∈ wcel 2114 Vcvv 3442 ∅c0 4287 〈cop 4588 ‘cfv 6500 (class class class)co 7368 sSet csts 17102 ndxcnx 17132 Scalarcsca 17192 ·𝑠 cvsca 17193 .gcmg 19009 ℤringczring 21413 ℤModczlm 21467 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1797 ax-4 1811 ax-5 1912 ax-6 1969 ax-7 2010 ax-8 2116 ax-9 2124 ax-10 2147 ax-11 2163 ax-12 2185 ax-ext 2709 ax-sep 5243 ax-nul 5253 ax-pow 5312 ax-pr 5379 ax-un 7690 ax-cnex 11094 ax-1cn 11096 ax-addcl 11098 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 849 df-3or 1088 df-3an 1089 df-tru 1545 df-fal 1555 df-ex 1782 df-nf 1786 df-sb 2069 df-mo 2540 df-eu 2570 df-clab 2716 df-cleq 2729 df-clel 2812 df-nfc 2886 df-ne 2934 df-ral 3053 df-rex 3063 df-reu 3353 df-rab 3402 df-v 3444 df-sbc 3743 df-csb 3852 df-dif 3906 df-un 3908 df-in 3910 df-ss 3920 df-pss 3923 df-nul 4288 df-if 4482 df-pw 4558 df-sn 4583 df-pr 4585 df-op 4589 df-uni 4866 df-iun 4950 df-br 5101 df-opab 5163 df-mpt 5182 df-tr 5208 df-id 5527 df-eprel 5532 df-po 5540 df-so 5541 df-fr 5585 df-we 5587 df-xp 5638 df-rel 5639 df-cnv 5640 df-co 5641 df-dm 5642 df-rn 5643 df-res 5644 df-ima 5645 df-pred 6267 df-ord 6328 df-on 6329 df-lim 6330 df-suc 6331 df-iota 6456 df-fun 6502 df-fn 6503 df-f 6504 df-f1 6505 df-fo 6506 df-f1o 6507 df-fv 6508 df-ov 7371 df-oprab 7372 df-mpo 7373 df-om 7819 df-2nd 7944 df-frecs 8233 df-wrecs 8264 df-recs 8313 df-rdg 8351 df-nn 12158 df-2 12220 df-3 12221 df-4 12222 df-5 12223 df-6 12224 df-sets 17103 df-slot 17121 df-ndx 17133 df-vsca 17206 df-zlm 21471 |
| This theorem is referenced by: zlmlmod 21489 zlmassa 21871 clmzlmvsca 25081 nmmulg 34143 cnzh 34145 rezh 34146 |
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