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| Mirrors > Home > MPE Home > Th. List > zlmlem | Structured version Visualization version GIF version | ||
| Description: Lemma for zlmbas 21823 and zlmplusg 21824. (Contributed by Mario Carneiro, 2-Oct-2015.) (Revised by AV, 3-Nov-2024.) |
| Ref | Expression |
|---|---|
| zlmbas.w | ⊢ 𝑊 = (ℤMod‘𝐺) |
| zlmlem.2 | ⊢ 𝐸 = Slot (𝐸‘ndx) |
| zlmlem.3 | ⊢ (𝐸‘ndx) ≠ (Scalar‘ndx) |
| zlmlem.4 | ⊢ (𝐸‘ndx) ≠ ( ·𝑠 ‘ndx) |
| Ref | Expression |
|---|---|
| zlmlem | ⊢ (𝐸‘𝐺) = (𝐸‘𝑊) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | zlmlem.2 | . . . . 5 ⊢ 𝐸 = Slot (𝐸‘ndx) | |
| 2 | zlmlem.3 | . . . . 5 ⊢ (𝐸‘ndx) ≠ (Scalar‘ndx) | |
| 3 | 1, 2 | setsnid 17386 | . . . 4 ⊢ (𝐸‘𝐺) = (𝐸‘(𝐺 sSet 〈(Scalar‘ndx), ℤring〉)) |
| 4 | zlmlem.4 | . . . . 5 ⊢ (𝐸‘ndx) ≠ ( ·𝑠 ‘ndx) | |
| 5 | 1, 4 | setsnid 17386 | . . . 4 ⊢ (𝐸‘(𝐺 sSet 〈(Scalar‘ndx), ℤring〉)) = (𝐸‘((𝐺 sSet 〈(Scalar‘ndx), ℤring〉) sSet 〈( ·𝑠 ‘ndx), (.g‘𝐺)〉)) |
| 6 | 3, 5 | eqtri 2783 | . . 3 ⊢ (𝐸‘𝐺) = (𝐸‘((𝐺 sSet 〈(Scalar‘ndx), ℤring〉) sSet 〈( ·𝑠 ‘ndx), (.g‘𝐺)〉)) |
| 7 | zlmbas.w | . . . . 5 ⊢ 𝑊 = (ℤMod‘𝐺) | |
| 8 | eqid 2760 | . . . . 5 ⊢ (.g‘𝐺) = (.g‘𝐺) | |
| 9 | 7, 8 | zlmval 21821 | . . . 4 ⊢ (𝐺 ∈ V → 𝑊 = ((𝐺 sSet 〈(Scalar‘ndx), ℤring〉) sSet 〈( ·𝑠 ‘ndx), (.g‘𝐺)〉)) |
| 10 | 9 | fveq2d 6889 | . . 3 ⊢ (𝐺 ∈ V → (𝐸‘𝑊) = (𝐸‘((𝐺 sSet 〈(Scalar‘ndx), ℤring〉) sSet 〈( ·𝑠 ‘ndx), (.g‘𝐺)〉))) |
| 11 | 6, 10 | eqtr4id 2814 | . 2 ⊢ (𝐺 ∈ V → (𝐸‘𝐺) = (𝐸‘𝑊)) |
| 12 | 1 | str0 17367 | . . . 4 ⊢ ∅ = (𝐸‘∅) |
| 13 | 12 | eqcomi 2769 | . . 3 ⊢ (𝐸‘∅) = ∅ |
| 14 | 13, 7 | fveqprc 17369 | . 2 ⊢ (¬ 𝐺 ∈ V → (𝐸‘𝐺) = (𝐸‘𝑊)) |
| 15 | 11, 14 | pm2.61i 184 | 1 ⊢ (𝐸‘𝐺) = (𝐸‘𝑊) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: = wceq 1569 ∈ wcel 2144 ≠ wne 2955 Vcvv 3450 ∅c0 4278 〈cop 4589 ‘cfv 6538 (class class class)co 7420 sSet csts 17341 Slot cslot 17359 ndxcnx 17371 Scalarcsca 17431 ·𝑠 cvsca 17432 .gcmg 19277 ℤringczring 21752 ℤModczlm 21806 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1827 ax-4 1841 ax-5 1942 ax-6 1999 ax-7 2040 ax-8 2146 ax-9 2154 ax-10 2177 ax-11 2193 ax-12 2212 ax-ext 2732 ax-sep 5248 ax-nul 5259 ax-pr 5390 ax-un 7751 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3an 1105 df-tru 1572 df-fal 1582 df-ex 1812 df-nf 1816 df-sb 2099 df-mo 2564 df-eu 2594 df-clab 2739 df-cleq 2752 df-clel 2835 df-nfc 2909 df-ne 2956 df-ral 3077 df-rex 3087 df-rab 3413 df-v 3452 df-sbc 3739 df-ss 3896 df-dif 4047 df-in 4091 df-un 4151 df-nul 4279 df-if 4482 df-sn 4584 df-pr 4586 df-op 4590 df-uni 4867 df-br 5103 df-opab 5167 df-mpt 5186 df-id 5545 df-xp 5656 df-rel 5657 df-cnv 5658 df-co 5659 df-dm 5660 df-res 5662 df-iota 6494 df-fun 6540 df-fv 6546 df-ov 7423 df-oprab 7424 df-mpo 7425 df-sets 17342 df-slot 17360 df-zlm 21810 |
| This theorem is used by: zlmbas 21823 zlmplusg 21824 zlmmulr 21825 |
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