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Mirrors > Home > ILE Home > Th. List > imasaddval | GIF version |
Description: The value of an image structure's group operation. (Contributed by Mario Carneiro, 23-Feb-2015.) |
Ref | Expression |
---|---|
imasaddf.f | ⊢ (𝜑 → 𝐹:𝑉–onto→𝐵) |
imasaddf.e | ⊢ ((𝜑 ∧ (𝑎 ∈ 𝑉 ∧ 𝑏 ∈ 𝑉) ∧ (𝑝 ∈ 𝑉 ∧ 𝑞 ∈ 𝑉)) → (((𝐹‘𝑎) = (𝐹‘𝑝) ∧ (𝐹‘𝑏) = (𝐹‘𝑞)) → (𝐹‘(𝑎 · 𝑏)) = (𝐹‘(𝑝 · 𝑞)))) |
imasaddf.u | ⊢ (𝜑 → 𝑈 = (𝐹 “s 𝑅)) |
imasaddf.v | ⊢ (𝜑 → 𝑉 = (Base‘𝑅)) |
imasaddf.r | ⊢ (𝜑 → 𝑅 ∈ 𝑍) |
imasaddf.p | ⊢ · = (+g‘𝑅) |
imasaddf.a | ⊢ ∙ = (+g‘𝑈) |
Ref | Expression |
---|---|
imasaddval | ⊢ ((𝜑 ∧ 𝑋 ∈ 𝑉 ∧ 𝑌 ∈ 𝑉) → ((𝐹‘𝑋) ∙ (𝐹‘𝑌)) = (𝐹‘(𝑋 · 𝑌))) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | imasaddf.f | . 2 ⊢ (𝜑 → 𝐹:𝑉–onto→𝐵) | |
2 | imasaddf.e | . 2 ⊢ ((𝜑 ∧ (𝑎 ∈ 𝑉 ∧ 𝑏 ∈ 𝑉) ∧ (𝑝 ∈ 𝑉 ∧ 𝑞 ∈ 𝑉)) → (((𝐹‘𝑎) = (𝐹‘𝑝) ∧ (𝐹‘𝑏) = (𝐹‘𝑞)) → (𝐹‘(𝑎 · 𝑏)) = (𝐹‘(𝑝 · 𝑞)))) | |
3 | imasaddf.u | . . 3 ⊢ (𝜑 → 𝑈 = (𝐹 “s 𝑅)) | |
4 | imasaddf.v | . . 3 ⊢ (𝜑 → 𝑉 = (Base‘𝑅)) | |
5 | imasaddf.r | . . 3 ⊢ (𝜑 → 𝑅 ∈ 𝑍) | |
6 | imasaddf.p | . . 3 ⊢ · = (+g‘𝑅) | |
7 | imasaddf.a | . . 3 ⊢ ∙ = (+g‘𝑈) | |
8 | 3, 4, 1, 5, 6, 7 | imasplusg 12751 | . 2 ⊢ (𝜑 → ∙ = ∪ 𝑝 ∈ 𝑉 ∪ 𝑞 ∈ 𝑉 {〈〈(𝐹‘𝑝), (𝐹‘𝑞)〉, (𝐹‘(𝑝 · 𝑞))〉}) |
9 | basfn 12538 | . . . 4 ⊢ Base Fn V | |
10 | 5 | elexd 2765 | . . . 4 ⊢ (𝜑 → 𝑅 ∈ V) |
11 | funfvex 5547 | . . . . 5 ⊢ ((Fun Base ∧ 𝑅 ∈ dom Base) → (Base‘𝑅) ∈ V) | |
12 | 11 | funfni 5331 | . . . 4 ⊢ ((Base Fn V ∧ 𝑅 ∈ V) → (Base‘𝑅) ∈ V) |
13 | 9, 10, 12 | sylancr 414 | . . 3 ⊢ (𝜑 → (Base‘𝑅) ∈ V) |
14 | 4, 13 | eqeltrd 2266 | . 2 ⊢ (𝜑 → 𝑉 ∈ V) |
15 | plusgslid 12590 | . . . . 5 ⊢ (+g = Slot (+g‘ndx) ∧ (+g‘ndx) ∈ ℕ) | |
16 | 15 | slotex 12507 | . . . 4 ⊢ (𝑅 ∈ 𝑍 → (+g‘𝑅) ∈ V) |
17 | 5, 16 | syl 14 | . . 3 ⊢ (𝜑 → (+g‘𝑅) ∈ V) |
18 | 6, 17 | eqeltrid 2276 | . 2 ⊢ (𝜑 → · ∈ V) |
19 | 1, 2, 8, 14, 18 | imasaddvallemg 12758 | 1 ⊢ ((𝜑 ∧ 𝑋 ∈ 𝑉 ∧ 𝑌 ∈ 𝑉) → ((𝐹‘𝑋) ∙ (𝐹‘𝑌)) = (𝐹‘(𝑋 · 𝑌))) |
Colors of variables: wff set class |
Syntax hints: → wi 4 ∧ wa 104 ∧ w3a 980 = wceq 1364 ∈ wcel 2160 Vcvv 2752 Fn wfn 5226 –onto→wfo 5229 ‘cfv 5231 (class class class)co 5891 Basecbs 12480 +gcplusg 12555 “s cimas 12742 |
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 615 ax-in2 616 ax-io 710 ax-5 1458 ax-7 1459 ax-gen 1460 ax-ie1 1504 ax-ie2 1505 ax-8 1515 ax-10 1516 ax-11 1517 ax-i12 1518 ax-bndl 1520 ax-4 1521 ax-17 1537 ax-i9 1541 ax-ial 1545 ax-i5r 1546 ax-13 2162 ax-14 2163 ax-ext 2171 ax-coll 4133 ax-sep 4136 ax-pow 4189 ax-pr 4224 ax-un 4448 ax-setind 4551 ax-cnex 7920 ax-resscn 7921 ax-1cn 7922 ax-1re 7923 ax-icn 7924 ax-addcl 7925 ax-addrcl 7926 ax-mulcl 7927 ax-addcom 7929 ax-addass 7931 ax-i2m1 7934 ax-0lt1 7935 ax-0id 7937 ax-rnegex 7938 ax-pre-ltirr 7941 ax-pre-ltadd 7945 |
This theorem depends on definitions: df-bi 117 df-3or 981 df-3an 982 df-tru 1367 df-fal 1370 df-nf 1472 df-sb 1774 df-eu 2041 df-mo 2042 df-clab 2176 df-cleq 2182 df-clel 2185 df-nfc 2321 df-ne 2361 df-nel 2456 df-ral 2473 df-rex 2474 df-reu 2475 df-rab 2477 df-v 2754 df-sbc 2978 df-csb 3073 df-dif 3146 df-un 3148 df-in 3150 df-ss 3157 df-nul 3438 df-pw 3592 df-sn 3613 df-pr 3614 df-tp 3615 df-op 3616 df-uni 3825 df-int 3860 df-iun 3903 df-br 4019 df-opab 4080 df-mpt 4081 df-id 4308 df-xp 4647 df-rel 4648 df-cnv 4649 df-co 4650 df-dm 4651 df-rn 4652 df-res 4653 df-ima 4654 df-iota 5193 df-fun 5233 df-fn 5234 df-f 5235 df-f1 5236 df-fo 5237 df-f1o 5238 df-fv 5239 df-ov 5894 df-oprab 5895 df-mpo 5896 df-pnf 8012 df-mnf 8013 df-ltxr 8015 df-inn 8938 df-2 8996 df-3 8997 df-ndx 12483 df-slot 12484 df-base 12486 df-plusg 12568 df-mulr 12569 df-iimas 12745 |
This theorem is referenced by: imasgrp2 13018 imasabl 13234 imasrng 13271 imasring 13375 |
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