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| Mirrors > Home > ILE Home > Th. List > mgpvalg | GIF version | ||
| Description: Value of the multiplication group operation. (Contributed by Mario Carneiro, 21-Dec-2014.) |
| Ref | Expression |
|---|---|
| mgpval.1 | ⊢ 𝑀 = (mulGrp‘𝑅) |
| mgpval.2 | ⊢ · = (.r‘𝑅) |
| Ref | Expression |
|---|---|
| mgpvalg | ⊢ (𝑅 ∈ 𝑉 → 𝑀 = (𝑅 sSet 〈(+g‘ndx), · 〉)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | mgpval.1 | . 2 ⊢ 𝑀 = (mulGrp‘𝑅) | |
| 2 | df-mgp 14160 | . . 3 ⊢ mulGrp = (𝑟 ∈ V ↦ (𝑟 sSet 〈(+g‘ndx), (.r‘𝑟)〉)) | |
| 3 | id 19 | . . . 4 ⊢ (𝑟 = 𝑅 → 𝑟 = 𝑅) | |
| 4 | fveq2 5675 | . . . . . 6 ⊢ (𝑟 = 𝑅 → (.r‘𝑟) = (.r‘𝑅)) | |
| 5 | mgpval.2 | . . . . . 6 ⊢ · = (.r‘𝑅) | |
| 6 | 4, 5 | eqtr4di 2285 | . . . . 5 ⊢ (𝑟 = 𝑅 → (.r‘𝑟) = · ) |
| 7 | 6 | opeq2d 3895 | . . . 4 ⊢ (𝑟 = 𝑅 → 〈(+g‘ndx), (.r‘𝑟)〉 = 〈(+g‘ndx), · 〉) |
| 8 | 3, 7 | oveq12d 6076 | . . 3 ⊢ (𝑟 = 𝑅 → (𝑟 sSet 〈(+g‘ndx), (.r‘𝑟)〉) = (𝑅 sSet 〈(+g‘ndx), · 〉)) |
| 9 | elex 2827 | . . 3 ⊢ (𝑅 ∈ 𝑉 → 𝑅 ∈ V) | |
| 10 | plusgslid 13409 | . . . . . 6 ⊢ (+g = Slot (+g‘ndx) ∧ (+g‘ndx) ∈ ℕ) | |
| 11 | 10 | simpri 113 | . . . . 5 ⊢ (+g‘ndx) ∈ ℕ |
| 12 | 11 | a1i 9 | . . . 4 ⊢ (𝑅 ∈ 𝑉 → (+g‘ndx) ∈ ℕ) |
| 13 | mulrslid 13429 | . . . . . 6 ⊢ (.r = Slot (.r‘ndx) ∧ (.r‘ndx) ∈ ℕ) | |
| 14 | 13 | slotex 13323 | . . . . 5 ⊢ (𝑅 ∈ 𝑉 → (.r‘𝑅) ∈ V) |
| 15 | 5, 14 | eqeltrid 2321 | . . . 4 ⊢ (𝑅 ∈ 𝑉 → · ∈ V) |
| 16 | setsex 13328 | . . . 4 ⊢ ((𝑅 ∈ 𝑉 ∧ (+g‘ndx) ∈ ℕ ∧ · ∈ V) → (𝑅 sSet 〈(+g‘ndx), · 〉) ∈ V) | |
| 17 | 12, 15, 16 | mpd3an23 1376 | . . 3 ⊢ (𝑅 ∈ 𝑉 → (𝑅 sSet 〈(+g‘ndx), · 〉) ∈ V) |
| 18 | 2, 8, 9, 17 | fvmptd3 5776 | . 2 ⊢ (𝑅 ∈ 𝑉 → (mulGrp‘𝑅) = (𝑅 sSet 〈(+g‘ndx), · 〉)) |
| 19 | 1, 18 | eqtrid 2279 | 1 ⊢ (𝑅 ∈ 𝑉 → 𝑀 = (𝑅 sSet 〈(+g‘ndx), · 〉)) |
| Colors of variables: wff set class |
| Syntax hints: → wi 4 = wceq 1398 ∈ wcel 2205 Vcvv 2815 〈cop 3697 ‘cfv 5357 (class class class)co 6058 ℕcn 9254 ndxcnx 13293 sSet csts 13294 Slot cslot 13295 +gcplusg 13374 .rcmulr 13375 mulGrpcmgp 14159 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 ax-ia3 108 ax-in1 619 ax-in2 620 ax-io 717 ax-5 1496 ax-7 1497 ax-gen 1498 ax-ie1 1542 ax-ie2 1543 ax-8 1553 ax-10 1554 ax-11 1555 ax-i12 1556 ax-bndl 1558 ax-4 1559 ax-17 1575 ax-i9 1579 ax-ial 1583 ax-i5r 1584 ax-13 2207 ax-14 2208 ax-ext 2216 ax-sep 4233 ax-pow 4292 ax-pr 4327 ax-un 4559 ax-setind 4664 ax-cnex 8234 ax-resscn 8235 ax-1re 8237 ax-addrcl 8240 |
| This theorem depends on definitions: df-bi 117 df-3an 1007 df-tru 1401 df-fal 1404 df-nf 1510 df-sb 1812 df-eu 2085 df-mo 2086 df-clab 2221 df-cleq 2227 df-clel 2230 df-nfc 2375 df-ne 2415 df-ral 2527 df-rex 2528 df-rab 2531 df-v 2817 df-sbc 3046 df-csb 3142 df-dif 3216 df-un 3218 df-in 3220 df-ss 3227 df-pw 3676 df-sn 3700 df-pr 3701 df-op 3703 df-uni 3920 df-int 3955 df-br 4115 df-opab 4177 df-mpt 4178 df-id 4419 df-xp 4760 df-rel 4761 df-cnv 4762 df-co 4763 df-dm 4764 df-rn 4765 df-res 4766 df-iota 5317 df-fun 5359 df-fn 5360 df-fv 5365 df-ov 6061 df-oprab 6062 df-mpo 6063 df-inn 9255 df-2 9313 df-3 9314 df-ndx 13299 df-slot 13300 df-sets 13303 df-plusg 13387 df-mulr 13388 df-mgp 14160 |
| This theorem is referenced by: mgpplusgg 14163 mgpex 14164 mgpbasg 14165 mgpscag 14166 mgptsetg 14167 mgpdsg 14169 mgpress 14170 |
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