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| Mirrors > Home > MPE Home > Th. List > gsumzsubmcl | Structured version Visualization version GIF version | ||
| Description: Closure of a group sum in a submonoid. (Contributed by Mario Carneiro, 24-Apr-2016.) (Revised by AV, 3-Jun-2019.) |
| Ref | Expression |
|---|---|
| gsumzsubmcl.0 | ⊢ 0 = (0g‘𝐺) |
| gsumzsubmcl.z | ⊢ 𝑍 = (Cntz‘𝐺) |
| gsumzsubmcl.g | ⊢ (𝜑 → 𝐺 ∈ Mnd) |
| gsumzsubmcl.a | ⊢ (𝜑 → 𝐴 ∈ 𝑉) |
| gsumzsubmcl.s | ⊢ (𝜑 → 𝑆 ∈ (SubMnd‘𝐺)) |
| gsumzsubmcl.f | ⊢ (𝜑 → 𝐹:𝐴⟶𝑆) |
| gsumzsubmcl.c | ⊢ (𝜑 → ran 𝐹 ⊆ (𝑍‘ran 𝐹)) |
| gsumzsubmcl.w | ⊢ (𝜑 → 𝐹 finSupp 0 ) |
| Ref | Expression |
|---|---|
| gsumzsubmcl | ⊢ (𝜑 → (𝐺 Σg 𝐹) ∈ 𝑆) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | eqid 2760 | . . 3 ⊢ (Base‘(𝐺 ↾s 𝑆)) = (Base‘(𝐺 ↾s 𝑆)) | |
| 2 | eqid 2760 | . . 3 ⊢ (0g‘(𝐺 ↾s 𝑆)) = (0g‘(𝐺 ↾s 𝑆)) | |
| 3 | eqid 2760 | . . 3 ⊢ (Cntz‘(𝐺 ↾s 𝑆)) = (Cntz‘(𝐺 ↾s 𝑆)) | |
| 4 | gsumzsubmcl.s | . . . 4 ⊢ (𝜑 → 𝑆 ∈ (SubMnd‘𝐺)) | |
| 5 | eqid 2760 | . . . . 5 ⊢ (𝐺 ↾s 𝑆) = (𝐺 ↾s 𝑆) | |
| 6 | 5 | submmnd 18956 | . . . 4 ⊢ (𝑆 ∈ (SubMnd‘𝐺) → (𝐺 ↾s 𝑆) ∈ Mnd) |
| 7 | 4, 6 | syl 18 | . . 3 ⊢ (𝜑 → (𝐺 ↾s 𝑆) ∈ Mnd) |
| 8 | gsumzsubmcl.a | . . 3 ⊢ (𝜑 → 𝐴 ∈ 𝑉) | |
| 9 | gsumzsubmcl.f | . . . 4 ⊢ (𝜑 → 𝐹:𝐴⟶𝑆) | |
| 10 | 5 | submbas 18957 | . . . . . 6 ⊢ (𝑆 ∈ (SubMnd‘𝐺) → 𝑆 = (Base‘(𝐺 ↾s 𝑆))) |
| 11 | 4, 10 | syl 18 | . . . . 5 ⊢ (𝜑 → 𝑆 = (Base‘(𝐺 ↾s 𝑆))) |
| 12 | 11 | feq3d 6683 | . . . 4 ⊢ (𝜑 → (𝐹:𝐴⟶𝑆 ↔ 𝐹:𝐴⟶(Base‘(𝐺 ↾s 𝑆)))) |
| 13 | 9, 12 | mpbid 235 | . . 3 ⊢ (𝜑 → 𝐹:𝐴⟶(Base‘(𝐺 ↾s 𝑆))) |
| 14 | gsumzsubmcl.c | . . . . 5 ⊢ (𝜑 → ran 𝐹 ⊆ (𝑍‘ran 𝐹)) | |
| 15 | 9 | frnd 6707 | . . . . 5 ⊢ (𝜑 → ran 𝐹 ⊆ 𝑆) |
| 16 | 14, 15 | ssind 4186 | . . . 4 ⊢ (𝜑 → ran 𝐹 ⊆ ((𝑍‘ran 𝐹) ∩ 𝑆)) |
| 17 | gsumzsubmcl.z | . . . . . 6 ⊢ 𝑍 = (Cntz‘𝐺) | |
| 18 | 5, 17, 3 | resscntz 19494 | . . . . 5 ⊢ ((𝑆 ∈ (SubMnd‘𝐺) ∧ ran 𝐹 ⊆ 𝑆) → ((Cntz‘(𝐺 ↾s 𝑆))‘ran 𝐹) = ((𝑍‘ran 𝐹) ∩ 𝑆)) |
| 19 | 4, 15, 18 | syl2anc 596 | . . . 4 ⊢ (𝜑 → ((Cntz‘(𝐺 ↾s 𝑆))‘ran 𝐹) = ((𝑍‘ran 𝐹) ∩ 𝑆)) |
| 20 | 16, 19 | sseqtrrd 3968 | . . 3 ⊢ (𝜑 → ran 𝐹 ⊆ ((Cntz‘(𝐺 ↾s 𝑆))‘ran 𝐹)) |
| 21 | gsumzsubmcl.w | . . . 4 ⊢ (𝜑 → 𝐹 finSupp 0 ) | |
| 22 | gsumzsubmcl.0 | . . . . . 6 ⊢ 0 = (0g‘𝐺) | |
| 23 | 5, 22 | subm0 18958 | . . . . 5 ⊢ (𝑆 ∈ (SubMnd‘𝐺) → 0 = (0g‘(𝐺 ↾s 𝑆))) |
| 24 | 4, 23 | syl 18 | . . . 4 ⊢ (𝜑 → 0 = (0g‘(𝐺 ↾s 𝑆))) |
| 25 | 21, 24 | breqtrd 5131 | . . 3 ⊢ (𝜑 → 𝐹 finSupp (0g‘(𝐺 ↾s 𝑆))) |
| 26 | 1, 2, 3, 7, 8, 13, 20, 25 | gsumzcl 20072 | . 2 ⊢ (𝜑 → ((𝐺 ↾s 𝑆) Σg 𝐹) ∈ (Base‘(𝐺 ↾s 𝑆))) |
| 27 | 8, 4, 9, 5 | gsumsubm 18978 | . 2 ⊢ (𝜑 → (𝐺 Σg 𝐹) = ((𝐺 ↾s 𝑆) Σg 𝐹)) |
| 28 | 26, 27, 11 | 3eltr4d 2875 | 1 ⊢ (𝜑 → (𝐺 Σg 𝐹) ∈ 𝑆) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 = wceq 1570 ∈ wcel 2145 ∩ cin 3898 ⊆ wss 3899 class class class wbr 5103 ran crn 5649 ⟶wf 6524 ‘cfv 6528 (class class class)co 7409 finSupp cfsupp 9331 Basecbs 17334 ↾s cress 17355 0gc0g 17557 Σg cgsu 17558 Mndcmnd 18870 SubMndcsubmnd 18924 Cntzccntz 19476 |
| 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-rep 5232 ax-sep 5249 ax-nul 5260 ax-pow 5327 ax-pr 5391 ax-un 7735 ax-cnex 11213 ax-resscn 11214 ax-1cn 11215 ax-icn 11216 ax-addcl 11217 ax-addrcl 11218 ax-mulcl 11219 ax-mulrcl 11220 ax-mulcom 11221 ax-addass 11222 ax-mulass 11223 ax-distr 11224 ax-i2m1 11225 ax-1ne0 11226 ax-1rid 11227 ax-rnegex 11228 ax-rrecex 11229 ax-cnre 11230 ax-pre-lttri 11231 ax-pre-lttrn 11232 ax-pre-ltadd 11233 ax-pre-mulgt0 11234 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3or 1104 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-nel 3062 df-ral 3077 df-rex 3087 df-rmo 3365 df-reu 3366 df-rab 3413 df-v 3452 df-sbc 3740 df-csb 3848 df-dif 3902 df-un 3904 df-in 3906 df-ss 3916 df-pss 3919 df-nul 4280 df-if 4483 df-pw 4559 df-sn 4585 df-pr 4587 df-op 4591 df-uni 4868 df-int 4908 df-iun 4953 df-br 5104 df-opab 5168 df-mpt 5187 df-tr 5213 df-id 5543 df-eprel 5548 df-po 5556 df-so 5557 df-fr 5601 df-se 5602 df-we 5603 df-xp 5654 df-rel 5655 df-cnv 5656 df-co 5657 df-dm 5658 df-rn 5659 df-res 5660 df-ima 5661 df-pred 6294 df-ord 6355 df-on 6356 df-lim 6357 df-suc 6358 df-iota 6484 df-fun 6530 df-fn 6531 df-f 6532 df-f1 6533 df-fo 6534 df-f1o 6535 df-fv 6536 df-isom 6537 df-riota 7366 df-ov 7412 df-oprab 7413 df-mpo 7414 df-om 7862 df-1st 7985 df-2nd 7986 df-supp 8157 df-frecs 8278 df-wrecs 8309 df-recs 8358 df-rdg 8397 df-1o 8455 df-er 8696 df-en 8953 df-dom 8954 df-sdom 8955 df-fin 8956 df-fsupp 9332 df-oi 9482 df-card 9977 df-pnf 11302 df-mnf 11303 df-xr 11304 df-ltxr 11305 df-le 11306 df-sub 11500 df-neg 11501 df-nn 12291 df-2 12360 df-n0 12562 df-z 12649 df-uz 12921 df-fz 13595 df-fzo 13743 df-seq 14099 df-hash 14428 df-sets 17289 df-slot 17307 df-ndx 17319 df-base 17335 df-ress 17356 df-plusg 17388 df-0g 17559 df-gsum 17560 df-mgm 18763 df-sgrp 18855 df-mnd 18871 df-submnd 18926 df-cntz 19478 |
| This theorem is used by: gsumsubmcl 20080 gsumzadd 20083 dprdfadd 20183 dprdfeq0 20185 dprdlub 20189 |
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