Mathbox for Thierry Arnoux |
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Mirrors > Home > MPE Home > Th. List > Mathboxes > orngogrp | Structured version Visualization version GIF version |
Description: An ordered ring is an ordered group. (Contributed by Thierry Arnoux, 23-Mar-2018.) |
Ref | Expression |
---|---|
orngogrp | ⊢ (𝑅 ∈ oRing → 𝑅 ∈ oGrp) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | eqid 2821 | . . 3 ⊢ (Base‘𝑅) = (Base‘𝑅) | |
2 | eqid 2821 | . . 3 ⊢ (0g‘𝑅) = (0g‘𝑅) | |
3 | eqid 2821 | . . 3 ⊢ (.r‘𝑅) = (.r‘𝑅) | |
4 | eqid 2821 | . . 3 ⊢ (le‘𝑅) = (le‘𝑅) | |
5 | 1, 2, 3, 4 | isorng 30867 | . 2 ⊢ (𝑅 ∈ oRing ↔ (𝑅 ∈ Ring ∧ 𝑅 ∈ oGrp ∧ ∀𝑎 ∈ (Base‘𝑅)∀𝑏 ∈ (Base‘𝑅)(((0g‘𝑅)(le‘𝑅)𝑎 ∧ (0g‘𝑅)(le‘𝑅)𝑏) → (0g‘𝑅)(le‘𝑅)(𝑎(.r‘𝑅)𝑏)))) |
6 | 5 | simp2bi 1142 | 1 ⊢ (𝑅 ∈ oRing → 𝑅 ∈ oGrp) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ∧ wa 398 ∈ wcel 2110 ∀wral 3138 class class class wbr 5059 ‘cfv 6350 (class class class)co 7150 Basecbs 16477 .rcmulr 16560 lecple 16566 0gc0g 16707 Ringcrg 19291 oGrpcogrp 30694 oRingcorng 30863 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1792 ax-4 1806 ax-5 1907 ax-6 1966 ax-7 2011 ax-8 2112 ax-9 2120 ax-10 2141 ax-11 2156 ax-12 2172 ax-ext 2793 ax-nul 5203 |
This theorem depends on definitions: df-bi 209 df-an 399 df-or 844 df-3an 1085 df-tru 1536 df-ex 1777 df-nf 1781 df-sb 2066 df-mo 2618 df-eu 2650 df-clab 2800 df-cleq 2814 df-clel 2893 df-nfc 2963 df-ral 3143 df-rex 3144 df-rab 3147 df-v 3497 df-sbc 3773 df-dif 3939 df-un 3941 df-in 3943 df-ss 3952 df-nul 4292 df-if 4468 df-sn 4562 df-pr 4564 df-op 4568 df-uni 4833 df-br 5060 df-iota 6309 df-fv 6358 df-ov 7153 df-orng 30865 |
This theorem is referenced by: orngsqr 30872 ornglmulle 30873 orngrmulle 30874 ofldtos 30879 ofldchr 30882 suborng 30883 isarchiofld 30885 nn0omnd 30909 |
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