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Mirrors > Home > ILE Home > Th. List > ress0g | GIF version |
Description: 0g is unaffected by restriction. This is a bit more generic than submnd0 12866. (Contributed by Thierry Arnoux, 23-Oct-2017.) |
Ref | Expression |
---|---|
ress0g.s | ⊢ 𝑆 = (𝑅 ↾s 𝐴) |
ress0g.b | ⊢ 𝐵 = (Base‘𝑅) |
ress0g.0 | ⊢ 0 = (0g‘𝑅) |
Ref | Expression |
---|---|
ress0g | ⊢ ((𝑅 ∈ Mnd ∧ 0 ∈ 𝐴 ∧ 𝐴 ⊆ 𝐵) → 0 = (0g‘𝑆)) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | ress0g.s | . . . 4 ⊢ 𝑆 = (𝑅 ↾s 𝐴) | |
2 | 1 | a1i 9 | . . 3 ⊢ ((𝑅 ∈ Mnd ∧ 0 ∈ 𝐴 ∧ 𝐴 ⊆ 𝐵) → 𝑆 = (𝑅 ↾s 𝐴)) |
3 | ress0g.b | . . . 4 ⊢ 𝐵 = (Base‘𝑅) | |
4 | 3 | a1i 9 | . . 3 ⊢ ((𝑅 ∈ Mnd ∧ 0 ∈ 𝐴 ∧ 𝐴 ⊆ 𝐵) → 𝐵 = (Base‘𝑅)) |
5 | simp1 998 | . . 3 ⊢ ((𝑅 ∈ Mnd ∧ 0 ∈ 𝐴 ∧ 𝐴 ⊆ 𝐵) → 𝑅 ∈ Mnd) | |
6 | simp3 1000 | . . 3 ⊢ ((𝑅 ∈ Mnd ∧ 0 ∈ 𝐴 ∧ 𝐴 ⊆ 𝐵) → 𝐴 ⊆ 𝐵) | |
7 | 2, 4, 5, 6 | ressbas2d 12541 | . 2 ⊢ ((𝑅 ∈ Mnd ∧ 0 ∈ 𝐴 ∧ 𝐴 ⊆ 𝐵) → 𝐴 = (Base‘𝑆)) |
8 | eqidd 2188 | . . 3 ⊢ ((𝑅 ∈ Mnd ∧ 0 ∈ 𝐴 ∧ 𝐴 ⊆ 𝐵) → (+g‘𝑅) = (+g‘𝑅)) | |
9 | basfn 12533 | . . . . . 6 ⊢ Base Fn V | |
10 | 5 | elexd 2762 | . . . . . 6 ⊢ ((𝑅 ∈ Mnd ∧ 0 ∈ 𝐴 ∧ 𝐴 ⊆ 𝐵) → 𝑅 ∈ V) |
11 | funfvex 5544 | . . . . . . 7 ⊢ ((Fun Base ∧ 𝑅 ∈ dom Base) → (Base‘𝑅) ∈ V) | |
12 | 11 | funfni 5328 | . . . . . 6 ⊢ ((Base Fn V ∧ 𝑅 ∈ V) → (Base‘𝑅) ∈ V) |
13 | 9, 10, 12 | sylancr 414 | . . . . 5 ⊢ ((𝑅 ∈ Mnd ∧ 0 ∈ 𝐴 ∧ 𝐴 ⊆ 𝐵) → (Base‘𝑅) ∈ V) |
14 | 3, 13 | eqeltrid 2274 | . . . 4 ⊢ ((𝑅 ∈ Mnd ∧ 0 ∈ 𝐴 ∧ 𝐴 ⊆ 𝐵) → 𝐵 ∈ V) |
15 | 14, 6 | ssexd 4155 | . . 3 ⊢ ((𝑅 ∈ Mnd ∧ 0 ∈ 𝐴 ∧ 𝐴 ⊆ 𝐵) → 𝐴 ∈ V) |
16 | 2, 8, 15, 5 | ressplusgd 12601 | . 2 ⊢ ((𝑅 ∈ Mnd ∧ 0 ∈ 𝐴 ∧ 𝐴 ⊆ 𝐵) → (+g‘𝑅) = (+g‘𝑆)) |
17 | simp2 999 | . 2 ⊢ ((𝑅 ∈ Mnd ∧ 0 ∈ 𝐴 ∧ 𝐴 ⊆ 𝐵) → 0 ∈ 𝐴) | |
18 | simpl1 1001 | . . 3 ⊢ (((𝑅 ∈ Mnd ∧ 0 ∈ 𝐴 ∧ 𝐴 ⊆ 𝐵) ∧ 𝑥 ∈ 𝐴) → 𝑅 ∈ Mnd) | |
19 | 6 | sselda 3167 | . . 3 ⊢ (((𝑅 ∈ Mnd ∧ 0 ∈ 𝐴 ∧ 𝐴 ⊆ 𝐵) ∧ 𝑥 ∈ 𝐴) → 𝑥 ∈ 𝐵) |
20 | eqid 2187 | . . . 4 ⊢ (+g‘𝑅) = (+g‘𝑅) | |
21 | ress0g.0 | . . . 4 ⊢ 0 = (0g‘𝑅) | |
22 | 3, 20, 21 | mndlid 12857 | . . 3 ⊢ ((𝑅 ∈ Mnd ∧ 𝑥 ∈ 𝐵) → ( 0 (+g‘𝑅)𝑥) = 𝑥) |
23 | 18, 19, 22 | syl2anc 411 | . 2 ⊢ (((𝑅 ∈ Mnd ∧ 0 ∈ 𝐴 ∧ 𝐴 ⊆ 𝐵) ∧ 𝑥 ∈ 𝐴) → ( 0 (+g‘𝑅)𝑥) = 𝑥) |
24 | 3, 20, 21 | mndrid 12858 | . . 3 ⊢ ((𝑅 ∈ Mnd ∧ 𝑥 ∈ 𝐵) → (𝑥(+g‘𝑅) 0 ) = 𝑥) |
25 | 18, 19, 24 | syl2anc 411 | . 2 ⊢ (((𝑅 ∈ Mnd ∧ 0 ∈ 𝐴 ∧ 𝐴 ⊆ 𝐵) ∧ 𝑥 ∈ 𝐴) → (𝑥(+g‘𝑅) 0 ) = 𝑥) |
26 | 7, 16, 17, 23, 25 | grpidd 12820 | 1 ⊢ ((𝑅 ∈ Mnd ∧ 0 ∈ 𝐴 ∧ 𝐴 ⊆ 𝐵) → 0 = (0g‘𝑆)) |
Colors of variables: wff set class |
Syntax hints: → wi 4 ∧ wa 104 ∧ w3a 979 = wceq 1363 ∈ wcel 2158 Vcvv 2749 ⊆ wss 3141 Fn wfn 5223 ‘cfv 5228 (class class class)co 5888 Basecbs 12475 ↾s cress 12476 +gcplusg 12550 0gc0g 12722 Mndcmnd 12838 |
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 1457 ax-7 1458 ax-gen 1459 ax-ie1 1503 ax-ie2 1504 ax-8 1514 ax-10 1515 ax-11 1516 ax-i12 1517 ax-bndl 1519 ax-4 1520 ax-17 1536 ax-i9 1540 ax-ial 1544 ax-i5r 1545 ax-13 2160 ax-14 2161 ax-ext 2169 ax-sep 4133 ax-pow 4186 ax-pr 4221 ax-un 4445 ax-setind 4548 ax-cnex 7915 ax-resscn 7916 ax-1cn 7917 ax-1re 7918 ax-icn 7919 ax-addcl 7920 ax-addrcl 7921 ax-mulcl 7922 ax-addcom 7924 ax-addass 7926 ax-i2m1 7929 ax-0lt1 7930 ax-0id 7932 ax-rnegex 7933 ax-pre-ltirr 7936 ax-pre-ltadd 7940 |
This theorem depends on definitions: df-bi 117 df-3an 981 df-tru 1366 df-fal 1369 df-nf 1471 df-sb 1773 df-eu 2039 df-mo 2040 df-clab 2174 df-cleq 2180 df-clel 2183 df-nfc 2318 df-ne 2358 df-nel 2453 df-ral 2470 df-rex 2471 df-reu 2472 df-rmo 2473 df-rab 2474 df-v 2751 df-sbc 2975 df-csb 3070 df-dif 3143 df-un 3145 df-in 3147 df-ss 3154 df-nul 3435 df-pw 3589 df-sn 3610 df-pr 3611 df-op 3613 df-uni 3822 df-int 3857 df-br 4016 df-opab 4077 df-mpt 4078 df-id 4305 df-xp 4644 df-rel 4645 df-cnv 4646 df-co 4647 df-dm 4648 df-rn 4649 df-res 4650 df-iota 5190 df-fun 5230 df-fn 5231 df-fv 5236 df-riota 5844 df-ov 5891 df-oprab 5892 df-mpo 5893 df-pnf 8007 df-mnf 8008 df-ltxr 8010 df-inn 8933 df-2 8991 df-ndx 12478 df-slot 12479 df-base 12481 df-sets 12482 df-iress 12483 df-plusg 12563 df-0g 12724 df-mgm 12793 df-sgrp 12826 df-mnd 12839 |
This theorem is referenced by: submnd0 12866 zring0 13747 |
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