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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 13998 | . . 3 ⊢ mulGrp = (𝑟 ∈ V ↦ (𝑟 sSet 〈(+g‘ndx), (.r‘𝑟)〉)) | |
| 3 | id 19 | . . . 4 ⊢ (𝑟 = 𝑅 → 𝑟 = 𝑅) | |
| 4 | fveq2 5648 | . . . . . 6 ⊢ (𝑟 = 𝑅 → (.r‘𝑟) = (.r‘𝑅)) | |
| 5 | mgpval.2 | . . . . . 6 ⊢ · = (.r‘𝑅) | |
| 6 | 4, 5 | eqtr4di 2282 | . . . . 5 ⊢ (𝑟 = 𝑅 → (.r‘𝑟) = · ) |
| 7 | 6 | opeq2d 3874 | . . . 4 ⊢ (𝑟 = 𝑅 → 〈(+g‘ndx), (.r‘𝑟)〉 = 〈(+g‘ndx), · 〉) |
| 8 | 3, 7 | oveq12d 6046 | . . 3 ⊢ (𝑟 = 𝑅 → (𝑟 sSet 〈(+g‘ndx), (.r‘𝑟)〉) = (𝑅 sSet 〈(+g‘ndx), · 〉)) |
| 9 | elex 2815 | . . 3 ⊢ (𝑅 ∈ 𝑉 → 𝑅 ∈ V) | |
| 10 | plusgslid 13258 | . . . . . 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 13278 | . . . . . 6 ⊢ (.r = Slot (.r‘ndx) ∧ (.r‘ndx) ∈ ℕ) | |
| 14 | 13 | slotex 13172 | . . . . 5 ⊢ (𝑅 ∈ 𝑉 → (.r‘𝑅) ∈ V) |
| 15 | 5, 14 | eqeltrid 2318 | . . . 4 ⊢ (𝑅 ∈ 𝑉 → · ∈ V) |
| 16 | setsex 13177 | . . . 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 5749 | . 2 ⊢ (𝑅 ∈ 𝑉 → (mulGrp‘𝑅) = (𝑅 sSet 〈(+g‘ndx), · 〉)) |
| 19 | 1, 18 | eqtrid 2276 | 1 ⊢ (𝑅 ∈ 𝑉 → 𝑀 = (𝑅 sSet 〈(+g‘ndx), · 〉)) |
| Colors of variables: wff set class |
| Syntax hints: → wi 4 = wceq 1398 ∈ wcel 2202 Vcvv 2803 〈cop 3676 ‘cfv 5333 (class class class)co 6028 ℕcn 9185 ndxcnx 13142 sSet csts 13143 Slot cslot 13144 +gcplusg 13223 .rcmulr 13224 mulGrpcmgp 13997 |
| 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 2204 ax-14 2205 ax-ext 2213 ax-sep 4212 ax-pow 4270 ax-pr 4305 ax-un 4536 ax-setind 4641 ax-cnex 8166 ax-resscn 8167 ax-1re 8169 ax-addrcl 8172 |
| This theorem depends on definitions: df-bi 117 df-3an 1007 df-tru 1401 df-fal 1404 df-nf 1510 df-sb 1811 df-eu 2082 df-mo 2083 df-clab 2218 df-cleq 2224 df-clel 2227 df-nfc 2364 df-ne 2404 df-ral 2516 df-rex 2517 df-rab 2520 df-v 2805 df-sbc 3033 df-csb 3129 df-dif 3203 df-un 3205 df-in 3207 df-ss 3214 df-pw 3658 df-sn 3679 df-pr 3680 df-op 3682 df-uni 3899 df-int 3934 df-br 4094 df-opab 4156 df-mpt 4157 df-id 4396 df-xp 4737 df-rel 4738 df-cnv 4739 df-co 4740 df-dm 4741 df-rn 4742 df-res 4743 df-iota 5293 df-fun 5335 df-fn 5336 df-fv 5341 df-ov 6031 df-oprab 6032 df-mpo 6033 df-inn 9186 df-2 9244 df-3 9245 df-ndx 13148 df-slot 13149 df-sets 13152 df-plusg 13236 df-mulr 13237 df-mgp 13998 |
| This theorem is referenced by: mgpplusgg 14001 mgpex 14002 mgpbasg 14003 mgpscag 14004 mgptsetg 14005 mgpdsg 14007 mgpress 14008 |
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