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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 7425 | . . . 4 ⊢ (𝐺 sSet 〈(Scalar‘ndx), ℤring〉) ∈ V | |
| 2 | zlmvsca.2 | . . . . 5 ⊢ · = (.g‘𝐺) | |
| 3 | 2 | fvexi 6877 | . . . 4 ⊢ · ∈ V |
| 4 | vscaid 17332 | . . . . 5 ⊢ ·𝑠 = Slot ( ·𝑠 ‘ndx) | |
| 5 | 4 | setsid 17226 | . . . 4 ⊢ (((𝐺 sSet 〈(Scalar‘ndx), ℤring〉) ∈ V ∧ · ∈ V) → · = ( ·𝑠 ‘((𝐺 sSet 〈(Scalar‘ndx), ℤring〉) sSet 〈( ·𝑠 ‘ndx), · 〉))) |
| 6 | 1, 3, 5 | mp2an 702 | . . 3 ⊢ · = ( ·𝑠 ‘((𝐺 sSet 〈(Scalar‘ndx), ℤring〉) sSet 〈( ·𝑠 ‘ndx), · 〉)) |
| 7 | zlmbas.w | . . . . 5 ⊢ 𝑊 = (ℤMod‘𝐺) | |
| 8 | 7, 2 | zlmval 21547 | . . . 4 ⊢ (𝐺 ∈ V → 𝑊 = ((𝐺 sSet 〈(Scalar‘ndx), ℤring〉) sSet 〈( ·𝑠 ‘ndx), · 〉)) |
| 9 | 8 | fveq2d 6867 | . . 3 ⊢ (𝐺 ∈ V → ( ·𝑠 ‘𝑊) = ( ·𝑠 ‘((𝐺 sSet 〈(Scalar‘ndx), ℤring〉) sSet 〈( ·𝑠 ‘ndx), · 〉))) |
| 10 | 6, 9 | eqtr4id 2815 | . 2 ⊢ (𝐺 ∈ V → · = ( ·𝑠 ‘𝑊)) |
| 11 | 4 | str0 17208 | . . 3 ⊢ ∅ = ( ·𝑠 ‘∅) |
| 12 | fvprc 6855 | . . . 4 ⊢ (¬ 𝐺 ∈ V → (.g‘𝐺) = ∅) | |
| 13 | 2, 12 | eqtrid 2808 | . . 3 ⊢ (¬ 𝐺 ∈ V → · = ∅) |
| 14 | fvprc 6855 | . . . . 5 ⊢ (¬ 𝐺 ∈ V → (ℤMod‘𝐺) = ∅) | |
| 15 | 7, 14 | eqtrid 2808 | . . . 4 ⊢ (¬ 𝐺 ∈ V → 𝑊 = ∅) |
| 16 | 15 | fveq2d 6867 | . . 3 ⊢ (¬ 𝐺 ∈ V → ( ·𝑠 ‘𝑊) = ( ·𝑠 ‘∅)) |
| 17 | 11, 13, 16 | 3eqtr4a 2822 | . 2 ⊢ (¬ 𝐺 ∈ V → · = ( ·𝑠 ‘𝑊)) |
| 18 | 10, 17 | pm2.61i 183 | 1 ⊢ · = ( ·𝑠 ‘𝑊) |
| Colors of variables: wff setvar class |
| Syntax hints: ¬ wn 3 = wceq 1559 ∈ wcel 2141 Vcvv 3453 ∅c0 4285 〈cop 4587 ‘cfv 6517 (class class class)co 7392 sSet csts 17182 ndxcnx 17212 Scalarcsca 17272 ·𝑠 cvsca 17273 .gcmg 19092 ℤringczring 21478 ℤModczlm 21532 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1814 ax-4 1828 ax-5 1929 ax-6 1986 ax-7 2027 ax-8 2143 ax-9 2151 ax-10 2174 ax-11 2190 ax-12 2211 ax-ext 2733 ax-sep 5245 ax-nul 5255 ax-pow 5321 ax-pr 5389 ax-un 7714 ax-cnex 11126 ax-1cn 11128 ax-addcl 11130 |
| This theorem depends on definitions: df-bi 209 df-an 400 df-or 859 df-3or 1098 df-3an 1099 df-tru 1562 df-fal 1572 df-ex 1799 df-nf 1803 df-sb 2090 df-mo 2565 df-eu 2595 df-clab 2740 df-cleq 2753 df-clel 2836 df-nfc 2910 df-ne 2957 df-ral 3076 df-rex 3086 df-reu 3367 df-rab 3414 df-v 3455 df-sbc 3745 df-csb 3853 df-dif 3907 df-un 3909 df-in 3911 df-ss 3921 df-pss 3924 df-nul 4286 df-if 4480 df-pw 4556 df-sn 4582 df-pr 4584 df-op 4588 df-uni 4865 df-iun 4950 df-br 5100 df-opab 5162 df-mpt 5181 df-tr 5207 df-id 5540 df-eprel 5545 df-po 5553 df-so 5554 df-fr 5598 df-we 5600 df-xp 5651 df-rel 5652 df-cnv 5653 df-co 5654 df-dm 5655 df-rn 5656 df-res 5657 df-ima 5658 df-pred 6284 df-ord 6345 df-on 6346 df-lim 6347 df-suc 6348 df-iota 6473 df-fun 6519 df-fn 6520 df-f 6521 df-f1 6522 df-fo 6523 df-f1o 6524 df-fv 6525 df-ov 7395 df-oprab 7396 df-mpo 7397 df-om 7843 df-2nd 7967 df-frecs 8257 df-wrecs 8288 df-recs 8337 df-rdg 8376 df-nn 12208 df-2 12277 df-3 12278 df-4 12279 df-5 12280 df-6 12281 df-sets 17183 df-slot 17201 df-ndx 17213 df-vsca 17286 df-zlm 21536 |
| This theorem is referenced by: zlmlmod 21554 zlmassa 21935 clmzlmvsca 25155 nmmulg 34224 cnzh 34226 rezh 34227 |
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