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Mirrors > Home > MPE Home > Th. List > opprmul | Structured version Visualization version GIF version |
Description: Value of the multiplication operation of an opposite ring. Hypotheses eliminated by a suggestion of Stefan O'Rear, 30-Aug-2015. (Contributed by Mario Carneiro, 1-Dec-2014.) (Revised by Mario Carneiro, 30-Aug-2015.) |
Ref | Expression |
---|---|
opprval.1 | ⊢ 𝐵 = (Base‘𝑅) |
opprval.2 | ⊢ · = (.r‘𝑅) |
opprval.3 | ⊢ 𝑂 = (oppr‘𝑅) |
opprmulfval.4 | ⊢ ∙ = (.r‘𝑂) |
Ref | Expression |
---|---|
opprmul | ⊢ (𝑋 ∙ 𝑌) = (𝑌 · 𝑋) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | opprval.1 | . . . 4 ⊢ 𝐵 = (Base‘𝑅) | |
2 | opprval.2 | . . . 4 ⊢ · = (.r‘𝑅) | |
3 | opprval.3 | . . . 4 ⊢ 𝑂 = (oppr‘𝑅) | |
4 | opprmulfval.4 | . . . 4 ⊢ ∙ = (.r‘𝑂) | |
5 | 1, 2, 3, 4 | opprmulfval 18448 | . . 3 ⊢ ∙ = tpos · |
6 | 5 | oveqi 6562 | . 2 ⊢ (𝑋 ∙ 𝑌) = (𝑋tpos · 𝑌) |
7 | ovtpos 7254 | . 2 ⊢ (𝑋tpos · 𝑌) = (𝑌 · 𝑋) | |
8 | 6, 7 | eqtri 2632 | 1 ⊢ (𝑋 ∙ 𝑌) = (𝑌 · 𝑋) |
Colors of variables: wff setvar class |
Syntax hints: = wceq 1475 ‘cfv 5804 (class class class)co 6549 tpos ctpos 7238 Basecbs 15695 .rcmulr 15769 opprcoppr 18445 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1713 ax-4 1728 ax-5 1827 ax-6 1875 ax-7 1922 ax-8 1979 ax-9 1986 ax-10 2006 ax-11 2021 ax-12 2034 ax-13 2234 ax-ext 2590 ax-sep 4709 ax-nul 4717 ax-pow 4769 ax-pr 4833 ax-un 6847 ax-cnex 9871 ax-resscn 9872 ax-1cn 9873 ax-icn 9874 ax-addcl 9875 ax-addrcl 9876 ax-mulcl 9877 ax-mulrcl 9878 ax-i2m1 9883 ax-1ne0 9884 ax-rrecex 9887 ax-cnre 9888 |
This theorem depends on definitions: df-bi 196 df-or 384 df-an 385 df-3or 1032 df-3an 1033 df-tru 1478 df-ex 1696 df-nf 1701 df-sb 1868 df-eu 2462 df-mo 2463 df-clab 2597 df-cleq 2603 df-clel 2606 df-nfc 2740 df-ne 2782 df-ral 2901 df-rex 2902 df-reu 2903 df-rab 2905 df-v 3175 df-sbc 3403 df-csb 3500 df-dif 3543 df-un 3545 df-in 3547 df-ss 3554 df-pss 3556 df-nul 3875 df-if 4037 df-pw 4110 df-sn 4126 df-pr 4128 df-tp 4130 df-op 4132 df-uni 4373 df-iun 4457 df-br 4584 df-opab 4644 df-mpt 4645 df-tr 4681 df-eprel 4949 df-id 4953 df-po 4959 df-so 4960 df-fr 4997 df-we 4999 df-xp 5044 df-rel 5045 df-cnv 5046 df-co 5047 df-dm 5048 df-rn 5049 df-res 5050 df-ima 5051 df-pred 5597 df-ord 5643 df-on 5644 df-lim 5645 df-suc 5646 df-iota 5768 df-fun 5806 df-fn 5807 df-f 5808 df-f1 5809 df-fo 5810 df-f1o 5811 df-fv 5812 df-ov 6552 df-oprab 6553 df-mpt2 6554 df-om 6958 df-tpos 7239 df-wrecs 7294 df-recs 7355 df-rdg 7393 df-nn 10898 df-2 10956 df-3 10957 df-ndx 15698 df-slot 15699 df-sets 15701 df-mulr 15782 df-oppr 18446 |
This theorem is referenced by: crngoppr 18450 opprring 18454 opprringb 18455 oppr1 18457 mulgass3 18460 opprunit 18484 unitmulcl 18487 unitgrp 18490 unitpropd 18520 opprirred 18525 irredlmul 18531 isdrng2 18580 isdrngrd 18596 subrguss 18618 subrgunit 18621 opprsubrg 18624 srngmul 18681 issrngd 18684 2idlcpbl 19055 opprdomn 19122 psropprmul 19429 invrvald 20301 rhmopp 29150 ldualsmul 33440 lcdsmul 35909 |
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