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| Mirrors > Home > MPE Home > Th. List > zlmlem | Structured version Visualization version GIF version | ||
| Description: Lemma for zlmbas 21770 and zlmplusg 21771. (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 17333 | . . . 4 ⊢ (𝐸‘𝐺) = (𝐸‘(𝐺 sSet 〈(Scalar‘ndx), ℤring〉)) |
| 4 | zlmlem.4 | . . . . 5 ⊢ (𝐸‘ndx) ≠ ( ·𝑠 ‘ndx) | |
| 5 | 1, 4 | setsnid 17333 | . . . 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 21768 | . . . 4 ⊢ (𝐺 ∈ V → 𝑊 = ((𝐺 sSet 〈(Scalar‘ndx), ℤring〉) sSet 〈( ·𝑠 ‘ndx), (.g‘𝐺)〉)) |
| 10 | 9 | fveq2d 6878 | . . 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 17314 | . . . 4 ⊢ ∅ = (𝐸‘∅) |
| 13 | 12 | eqcomi 2769 | . . 3 ⊢ (𝐸‘∅) = ∅ |
| 14 | 13, 7 | fveqprc 17316 | . 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 1570 ∈ wcel 2145 ≠ wne 2955 Vcvv 3450 ∅c0 4279 〈cop 4590 ‘cfv 6528 (class class class)co 7409 sSet csts 17288 Slot cslot 17306 ndxcnx 17318 Scalarcsca 17378 ·𝑠 cvsca 17379 .gcmg 19224 ℤringczring 21699 ℤModczlm 21753 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1828 ax-4 1842 ax-5 1943 ax-6 2000 ax-7 2041 ax-8 2147 ax-9 2155 ax-10 2178 ax-11 2194 ax-12 2213 ax-ext 2732 ax-sep 5249 ax-nul 5260 ax-pr 5391 ax-un 7735 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3an 1105 df-tru 1573 df-fal 1583 df-ex 1813 df-nf 1817 df-sb 2100 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 3740 df-dif 3902 df-un 3904 df-in 3906 df-ss 3916 df-nul 4280 df-if 4483 df-sn 4585 df-pr 4587 df-op 4591 df-uni 4868 df-br 5104 df-opab 5168 df-mpt 5187 df-id 5543 df-xp 5654 df-rel 5655 df-cnv 5656 df-co 5657 df-dm 5658 df-res 5660 df-iota 6484 df-fun 6530 df-fv 6536 df-ov 7412 df-oprab 7413 df-mpo 7414 df-sets 17289 df-slot 17307 df-zlm 21757 |
| This theorem is used by: zlmbas 21770 zlmplusg 21771 zlmmulr 21772 |
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