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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 7391 | . . . 4 ⊢ (𝐺 sSet 〈(Scalar‘ndx), ℤring〉) ∈ V | |
| 2 | zlmvsca.2 | . . . . 5 ⊢ · = (.g‘𝐺) | |
| 3 | 2 | fvexi 6848 | . . . 4 ⊢ · ∈ V |
| 4 | vscaid 17240 | . . . . 5 ⊢ ·𝑠 = Slot ( ·𝑠 ‘ndx) | |
| 5 | 4 | setsid 17134 | . . . 4 ⊢ (((𝐺 sSet 〈(Scalar‘ndx), ℤring〉) ∈ V ∧ · ∈ V) → · = ( ·𝑠 ‘((𝐺 sSet 〈(Scalar‘ndx), ℤring〉) sSet 〈( ·𝑠 ‘ndx), · 〉))) |
| 6 | 1, 3, 5 | mp2an 692 | . . 3 ⊢ · = ( ·𝑠 ‘((𝐺 sSet 〈(Scalar‘ndx), ℤring〉) sSet 〈( ·𝑠 ‘ndx), · 〉)) |
| 7 | zlmbas.w | . . . . 5 ⊢ 𝑊 = (ℤMod‘𝐺) | |
| 8 | 7, 2 | zlmval 21470 | . . . 4 ⊢ (𝐺 ∈ V → 𝑊 = ((𝐺 sSet 〈(Scalar‘ndx), ℤring〉) sSet 〈( ·𝑠 ‘ndx), · 〉)) |
| 9 | 8 | fveq2d 6838 | . . 3 ⊢ (𝐺 ∈ V → ( ·𝑠 ‘𝑊) = ( ·𝑠 ‘((𝐺 sSet 〈(Scalar‘ndx), ℤring〉) sSet 〈( ·𝑠 ‘ndx), · 〉))) |
| 10 | 6, 9 | eqtr4id 2790 | . 2 ⊢ (𝐺 ∈ V → · = ( ·𝑠 ‘𝑊)) |
| 11 | 4 | str0 17116 | . . 3 ⊢ ∅ = ( ·𝑠 ‘∅) |
| 12 | fvprc 6826 | . . . 4 ⊢ (¬ 𝐺 ∈ V → (.g‘𝐺) = ∅) | |
| 13 | 2, 12 | eqtrid 2783 | . . 3 ⊢ (¬ 𝐺 ∈ V → · = ∅) |
| 14 | fvprc 6826 | . . . . 5 ⊢ (¬ 𝐺 ∈ V → (ℤMod‘𝐺) = ∅) | |
| 15 | 7, 14 | eqtrid 2783 | . . . 4 ⊢ (¬ 𝐺 ∈ V → 𝑊 = ∅) |
| 16 | 15 | fveq2d 6838 | . . 3 ⊢ (¬ 𝐺 ∈ V → ( ·𝑠 ‘𝑊) = ( ·𝑠 ‘∅)) |
| 17 | 11, 13, 16 | 3eqtr4a 2797 | . 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 1541 ∈ wcel 2113 Vcvv 3440 ∅c0 4285 〈cop 4586 ‘cfv 6492 (class class class)co 7358 sSet csts 17090 ndxcnx 17120 Scalarcsca 17180 ·𝑠 cvsca 17181 .gcmg 18997 ℤringczring 21401 ℤModczlm 21455 |
| 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 1968 ax-7 2009 ax-8 2115 ax-9 2123 ax-10 2146 ax-11 2162 ax-12 2184 ax-ext 2708 ax-sep 5241 ax-nul 5251 ax-pow 5310 ax-pr 5377 ax-un 7680 ax-cnex 11082 ax-1cn 11084 ax-addcl 11086 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 848 df-3or 1087 df-3an 1088 df-tru 1544 df-fal 1554 df-ex 1781 df-nf 1785 df-sb 2068 df-mo 2539 df-eu 2569 df-clab 2715 df-cleq 2728 df-clel 2811 df-nfc 2885 df-ne 2933 df-ral 3052 df-rex 3061 df-reu 3351 df-rab 3400 df-v 3442 df-sbc 3741 df-csb 3850 df-dif 3904 df-un 3906 df-in 3908 df-ss 3918 df-pss 3921 df-nul 4286 df-if 4480 df-pw 4556 df-sn 4581 df-pr 4583 df-op 4587 df-uni 4864 df-iun 4948 df-br 5099 df-opab 5161 df-mpt 5180 df-tr 5206 df-id 5519 df-eprel 5524 df-po 5532 df-so 5533 df-fr 5577 df-we 5579 df-xp 5630 df-rel 5631 df-cnv 5632 df-co 5633 df-dm 5634 df-rn 5635 df-res 5636 df-ima 5637 df-pred 6259 df-ord 6320 df-on 6321 df-lim 6322 df-suc 6323 df-iota 6448 df-fun 6494 df-fn 6495 df-f 6496 df-f1 6497 df-fo 6498 df-f1o 6499 df-fv 6500 df-ov 7361 df-oprab 7362 df-mpo 7363 df-om 7809 df-2nd 7934 df-frecs 8223 df-wrecs 8254 df-recs 8303 df-rdg 8341 df-nn 12146 df-2 12208 df-3 12209 df-4 12210 df-5 12211 df-6 12212 df-sets 17091 df-slot 17109 df-ndx 17121 df-vsca 17194 df-zlm 21459 |
| This theorem is referenced by: zlmlmod 21477 zlmassa 21859 clmzlmvsca 25069 nmmulg 34123 cnzh 34125 rezh 34126 |
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