| Metamath Proof Explorer |
< Previous
Next >
Nearby theorems |
||
| 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 7420 | . . . 4 ⊢ (𝐺 sSet 〈(Scalar‘ndx), ℤring〉) ∈ V | |
| 2 | zlmvsca.2 | . . . . 5 ⊢ · = (.g‘𝐺) | |
| 3 | 2 | fvexi 6872 | . . . 4 ⊢ · ∈ V |
| 4 | vscaid 17283 | . . . . 5 ⊢ ·𝑠 = Slot ( ·𝑠 ‘ndx) | |
| 5 | 4 | setsid 17177 | . . . 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 21425 | . . . 4 ⊢ (𝐺 ∈ V → 𝑊 = ((𝐺 sSet 〈(Scalar‘ndx), ℤring〉) sSet 〈( ·𝑠 ‘ndx), · 〉)) |
| 9 | 8 | fveq2d 6862 | . . 3 ⊢ (𝐺 ∈ V → ( ·𝑠 ‘𝑊) = ( ·𝑠 ‘((𝐺 sSet 〈(Scalar‘ndx), ℤring〉) sSet 〈( ·𝑠 ‘ndx), · 〉))) |
| 10 | 6, 9 | eqtr4id 2783 | . 2 ⊢ (𝐺 ∈ V → · = ( ·𝑠 ‘𝑊)) |
| 11 | 4 | str0 17159 | . . 3 ⊢ ∅ = ( ·𝑠 ‘∅) |
| 12 | fvprc 6850 | . . . 4 ⊢ (¬ 𝐺 ∈ V → (.g‘𝐺) = ∅) | |
| 13 | 2, 12 | eqtrid 2776 | . . 3 ⊢ (¬ 𝐺 ∈ V → · = ∅) |
| 14 | fvprc 6850 | . . . . 5 ⊢ (¬ 𝐺 ∈ V → (ℤMod‘𝐺) = ∅) | |
| 15 | 7, 14 | eqtrid 2776 | . . . 4 ⊢ (¬ 𝐺 ∈ V → 𝑊 = ∅) |
| 16 | 15 | fveq2d 6862 | . . 3 ⊢ (¬ 𝐺 ∈ V → ( ·𝑠 ‘𝑊) = ( ·𝑠 ‘∅)) |
| 17 | 11, 13, 16 | 3eqtr4a 2790 | . 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 1540 ∈ wcel 2109 Vcvv 3447 ∅c0 4296 〈cop 4595 ‘cfv 6511 (class class class)co 7387 sSet csts 17133 ndxcnx 17163 Scalarcsca 17223 ·𝑠 cvsca 17224 .gcmg 18999 ℤringczring 21356 ℤModczlm 21410 |
| 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-10 2142 ax-11 2158 ax-12 2178 ax-ext 2701 ax-sep 5251 ax-nul 5261 ax-pow 5320 ax-pr 5387 ax-un 7711 ax-cnex 11124 ax-1cn 11126 ax-addcl 11128 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 848 df-3or 1087 df-3an 1088 df-tru 1543 df-fal 1553 df-ex 1780 df-nf 1784 df-sb 2066 df-mo 2533 df-eu 2562 df-clab 2708 df-cleq 2721 df-clel 2803 df-nfc 2878 df-ne 2926 df-ral 3045 df-rex 3054 df-reu 3355 df-rab 3406 df-v 3449 df-sbc 3754 df-csb 3863 df-dif 3917 df-un 3919 df-in 3921 df-ss 3931 df-pss 3934 df-nul 4297 df-if 4489 df-pw 4565 df-sn 4590 df-pr 4592 df-op 4596 df-uni 4872 df-iun 4957 df-br 5108 df-opab 5170 df-mpt 5189 df-tr 5215 df-id 5533 df-eprel 5538 df-po 5546 df-so 5547 df-fr 5591 df-we 5593 df-xp 5644 df-rel 5645 df-cnv 5646 df-co 5647 df-dm 5648 df-rn 5649 df-res 5650 df-ima 5651 df-pred 6274 df-ord 6335 df-on 6336 df-lim 6337 df-suc 6338 df-iota 6464 df-fun 6513 df-fn 6514 df-f 6515 df-f1 6516 df-fo 6517 df-f1o 6518 df-fv 6519 df-ov 7390 df-oprab 7391 df-mpo 7392 df-om 7843 df-2nd 7969 df-frecs 8260 df-wrecs 8291 df-recs 8340 df-rdg 8378 df-nn 12187 df-2 12249 df-3 12250 df-4 12251 df-5 12252 df-6 12253 df-sets 17134 df-slot 17152 df-ndx 17164 df-vsca 17237 df-zlm 21414 |
| This theorem is referenced by: zlmlmod 21432 zlmassa 21812 clmzlmvsca 25013 nmmulg 33956 cnzh 33958 rezh 33959 |
| Copyright terms: Public domain | W3C validator |