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| Mirrors > Home > MPE Home > Th. List > ogrpaddltrd | Structured version Visualization version GIF version | ||
| Description: In a right ordered group, strict ordering is compatible with group addition. (Contributed by Thierry Arnoux, 3-Sep-2018.) |
| Ref | Expression |
|---|---|
| ogrpaddlt.0 | ⊢ 𝐵 = (Base‘𝐺) |
| ogrpaddlt.1 | ⊢ < = (lt‘𝐺) |
| ogrpaddlt.2 | ⊢ + = (+g‘𝐺) |
| ogrpaddltrd.1 | ⊢ (𝜑 → 𝐺 ∈ 𝑉) |
| ogrpaddltrd.2 | ⊢ (𝜑 → (oppg‘𝐺) ∈ oGrp) |
| ogrpaddltrd.3 | ⊢ (𝜑 → 𝑋 ∈ 𝐵) |
| ogrpaddltrd.4 | ⊢ (𝜑 → 𝑌 ∈ 𝐵) |
| ogrpaddltrd.5 | ⊢ (𝜑 → 𝑍 ∈ 𝐵) |
| ogrpaddltrd.6 | ⊢ (𝜑 → 𝑋 < 𝑌) |
| Ref | Expression |
|---|---|
| ogrpaddltrd | ⊢ (𝜑 → (𝑍 + 𝑋) < (𝑍 + 𝑌)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | ogrpaddltrd.2 | . . . 4 ⊢ (𝜑 → (oppg‘𝐺) ∈ oGrp) | |
| 2 | ogrpaddltrd.3 | . . . 4 ⊢ (𝜑 → 𝑋 ∈ 𝐵) | |
| 3 | ogrpaddltrd.4 | . . . 4 ⊢ (𝜑 → 𝑌 ∈ 𝐵) | |
| 4 | ogrpaddltrd.5 | . . . 4 ⊢ (𝜑 → 𝑍 ∈ 𝐵) | |
| 5 | ogrpaddltrd.6 | . . . . 5 ⊢ (𝜑 → 𝑋 < 𝑌) | |
| 6 | ogrpaddltrd.1 | . . . . . . 7 ⊢ (𝜑 → 𝐺 ∈ 𝑉) | |
| 7 | eqid 2766 | . . . . . . . 8 ⊢ (oppg‘𝐺) = (oppg‘𝐺) | |
| 8 | ogrpaddlt.1 | . . . . . . . 8 ⊢ < = (lt‘𝐺) | |
| 9 | 7, 8 | oppglt 19463 | . . . . . . 7 ⊢ (𝐺 ∈ 𝑉 → < = (lt‘(oppg‘𝐺))) |
| 10 | 6, 9 | syl 18 | . . . . . 6 ⊢ (𝜑 → < = (lt‘(oppg‘𝐺))) |
| 11 | 10 | breqd 5125 | . . . . 5 ⊢ (𝜑 → (𝑋 < 𝑌 ↔ 𝑋(lt‘(oppg‘𝐺))𝑌)) |
| 12 | 5, 11 | mpbid 235 | . . . 4 ⊢ (𝜑 → 𝑋(lt‘(oppg‘𝐺))𝑌) |
| 13 | ogrpaddlt.0 | . . . . . 6 ⊢ 𝐵 = (Base‘𝐺) | |
| 14 | 7, 13 | oppgbas 19446 | . . . . 5 ⊢ 𝐵 = (Base‘(oppg‘𝐺)) |
| 15 | eqid 2766 | . . . . 5 ⊢ (lt‘(oppg‘𝐺)) = (lt‘(oppg‘𝐺)) | |
| 16 | eqid 2766 | . . . . 5 ⊢ (+g‘(oppg‘𝐺)) = (+g‘(oppg‘𝐺)) | |
| 17 | 14, 15, 16 | ogrpaddlt 20233 | . . . 4 ⊢ (((oppg‘𝐺) ∈ oGrp ∧ (𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵 ∧ 𝑍 ∈ 𝐵) ∧ 𝑋(lt‘(oppg‘𝐺))𝑌) → (𝑋(+g‘(oppg‘𝐺))𝑍)(lt‘(oppg‘𝐺))(𝑌(+g‘(oppg‘𝐺))𝑍)) |
| 18 | 1, 2, 3, 4, 12, 17 | syl131anc 1410 | . . 3 ⊢ (𝜑 → (𝑋(+g‘(oppg‘𝐺))𝑍)(lt‘(oppg‘𝐺))(𝑌(+g‘(oppg‘𝐺))𝑍)) |
| 19 | ogrpaddlt.2 | . . . 4 ⊢ + = (+g‘𝐺) | |
| 20 | 19, 7, 16 | oppgplus 19444 | . . 3 ⊢ (𝑋(+g‘(oppg‘𝐺))𝑍) = (𝑍 + 𝑋) |
| 21 | 19, 7, 16 | oppgplus 19444 | . . 3 ⊢ (𝑌(+g‘(oppg‘𝐺))𝑍) = (𝑍 + 𝑌) |
| 22 | 18, 20, 21 | 3brtr3g 5149 | . 2 ⊢ (𝜑 → (𝑍 + 𝑋)(lt‘(oppg‘𝐺))(𝑍 + 𝑌)) |
| 23 | 10 | breqd 5125 | . 2 ⊢ (𝜑 → ((𝑍 + 𝑋) < (𝑍 + 𝑌) ↔ (𝑍 + 𝑋)(lt‘(oppg‘𝐺))(𝑍 + 𝑌))) |
| 24 | 22, 23 | mpbird 260 | 1 ⊢ (𝜑 → (𝑍 + 𝑋) < (𝑍 + 𝑌)) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 = wceq 1570 ∈ wcel 2146 class class class wbr 5114 ‘cfv 6543 (class class class)co 7423 Basecbs 17294 +gcplusg 17335 ltcplt 18389 oppgcoppg 19440 oGrpcogrp 20215 |
| 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 2148 ax-9 2156 ax-10 2179 ax-11 2195 ax-12 2216 ax-ext 2738 ax-sep 5262 ax-nul 5274 ax-pow 5341 ax-pr 5409 ax-un 7745 ax-cnex 11174 ax-resscn 11175 ax-1cn 11176 ax-icn 11177 ax-addcl 11178 ax-addrcl 11179 ax-mulcl 11180 ax-mulrcl 11181 ax-mulcom 11182 ax-addass 11183 ax-mulass 11184 ax-distr 11185 ax-i2m1 11186 ax-1ne0 11187 ax-1rid 11188 ax-rnegex 11189 ax-rrecex 11190 ax-cnre 11191 ax-pre-lttri 11192 ax-pre-lttrn 11193 ax-pre-ltadd 11194 ax-pre-mulgt0 11195 |
| 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 2570 df-eu 2600 df-clab 2745 df-cleq 2758 df-clel 2841 df-nfc 2915 df-ne 2962 df-nel 3068 df-ral 3083 df-rex 3093 df-rmo 3372 df-reu 3373 df-rab 3420 df-v 3460 df-sbc 3748 df-csb 3857 df-dif 3911 df-un 3913 df-in 3915 df-ss 3925 df-pss 3928 df-nul 4290 df-if 4493 df-pw 4569 df-sn 4595 df-pr 4597 df-op 4601 df-uni 4878 df-iun 4963 df-br 5115 df-opab 5179 df-mpt 5198 df-tr 5224 df-id 5561 df-eprel 5566 df-po 5574 df-so 5575 df-fr 5619 df-we 5621 df-xp 5672 df-rel 5673 df-cnv 5674 df-co 5675 df-dm 5676 df-rn 5677 df-res 5678 df-ima 5679 df-pred 6309 df-ord 6370 df-on 6371 df-lim 6372 df-suc 6373 df-iota 6499 df-fun 6545 df-fn 6546 df-f 6547 df-f1 6548 df-fo 6549 df-f1o 6550 df-fv 6551 df-riota 7380 df-ov 7426 df-oprab 7427 df-mpo 7428 df-om 7872 df-2nd 7996 df-tpos 8231 df-frecs 8287 df-wrecs 8318 df-recs 8367 df-rdg 8406 df-er 8703 df-en 8953 df-dom 8954 df-sdom 8955 df-pnf 11263 df-mnf 11264 df-xr 11265 df-ltxr 11266 df-le 11267 df-sub 11461 df-neg 11462 df-nn 12252 df-2 12321 df-3 12322 df-4 12323 df-5 12324 df-6 12325 df-7 12326 df-8 12327 df-9 12328 df-n0 12523 df-z 12610 df-dec 12730 df-sets 17249 df-slot 17267 df-ndx 17279 df-base 17295 df-plusg 17348 df-ple 17355 df-0g 17519 df-plt 18409 df-mgm 18723 df-sgrp 18802 df-mnd 18818 df-grp 19028 df-oppg 19441 df-omnd 20216 df-ogrp 20217 |
| This theorem is used by: ogrpaddltrbid 20236 archiabllem2a 33538 archiabllem2c 33539 |
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