| Metamath Proof Explorer |
< Previous
Next >
Nearby theorems |
||
| Mirrors > Home > MPE Home > Th. List > ablcom | Structured version Visualization version GIF version | ||
| Description: An Abelian group operation is commutative. (Contributed by NM, 26-Aug-2011.) |
| Ref | Expression |
|---|---|
| ablcom.b | ⊢ 𝐵 = (Base‘𝐺) |
| ablcom.p | ⊢ + = (+g‘𝐺) |
| Ref | Expression |
|---|---|
| ablcom | ⊢ ((𝐺 ∈ Abel ∧ 𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵) → (𝑋 + 𝑌) = (𝑌 + 𝑋)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | ablcmn 19728 | . 2 ⊢ (𝐺 ∈ Abel → 𝐺 ∈ CMnd) | |
| 2 | ablcom.b | . . 3 ⊢ 𝐵 = (Base‘𝐺) | |
| 3 | ablcom.p | . . 3 ⊢ + = (+g‘𝐺) | |
| 4 | 2, 3 | cmncom 19739 | . 2 ⊢ ((𝐺 ∈ CMnd ∧ 𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵) → (𝑋 + 𝑌) = (𝑌 + 𝑋)) |
| 5 | 1, 4 | syl3an1 1164 | 1 ⊢ ((𝐺 ∈ Abel ∧ 𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵) → (𝑋 + 𝑌) = (𝑌 + 𝑋)) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∧ w3a 1087 = wceq 1542 ∈ wcel 2114 ‘cfv 6500 (class class class)co 7368 Basecbs 17148 +gcplusg 17189 CMndccmn 19721 Abelcabl 19722 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1797 ax-4 1811 ax-5 1912 ax-6 1969 ax-7 2010 ax-8 2116 ax-9 2124 ax-12 2185 ax-ext 2709 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 849 df-3an 1089 df-tru 1545 df-fal 1555 df-ex 1782 df-sb 2069 df-clab 2716 df-cleq 2729 df-clel 2812 df-ral 3053 df-rex 3063 df-rab 3402 df-v 3444 df-dif 3906 df-un 3908 df-in 3910 df-ss 3920 df-nul 4288 df-if 4482 df-sn 4583 df-pr 4585 df-op 4589 df-uni 4866 df-br 5101 df-iota 6456 df-fv 6508 df-ov 7371 df-cmn 19723 df-abl 19724 |
| This theorem is referenced by: ablinvadd 19748 ablsub2inv 19749 ablsubadd 19750 abladdsub 19753 ablsubaddsub 19755 ablpncan3 19757 ablsub32 19762 ablnnncan 19763 ablsubsub23 19765 eqgabl 19775 subgabl 19777 ablnsg 19788 lsmcomx 19797 qusabl 19806 frgpnabl 19816 imasabl 19817 subrngringnsg 20498 ngplcan 24567 clmnegsubdi2 25073 clmvsubval2 25078 ncvspi 25124 r1pid 26134 abliso 33128 ablcomd 33138 r1plmhm 33702 lindsunlem 33801 cnaddcom 39342 toycom 39343 lflsub 39437 lfladdcom 39442 |
| Copyright terms: Public domain | W3C validator |