Metamath Proof Explorer |
< Previous
Next >
Nearby theorems |
||
Mirrors > Home > MPE Home > Th. List > isabl | Structured version Visualization version GIF version |
Description: The predicate "is an Abelian (commutative) group." (Contributed by NM, 17-Oct-2011.) |
Ref | Expression |
---|---|
isabl | ⊢ (𝐺 ∈ Abel ↔ (𝐺 ∈ Grp ∧ 𝐺 ∈ CMnd)) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | df-abl 18019 | . 2 ⊢ Abel = (Grp ∩ CMnd) | |
2 | 1 | elin2 3763 | 1 ⊢ (𝐺 ∈ Abel ↔ (𝐺 ∈ Grp ∧ 𝐺 ∈ CMnd)) |
Colors of variables: wff setvar class |
Syntax hints: ↔ wb 195 ∧ wa 383 ∈ wcel 1977 Grpcgrp 17245 CMndccmn 18016 Abelcabl 18017 |
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-10 2006 ax-11 2021 ax-12 2034 ax-13 2234 ax-ext 2590 |
This theorem depends on definitions: df-bi 196 df-or 384 df-an 385 df-tru 1478 df-ex 1696 df-nf 1701 df-sb 1868 df-clab 2597 df-cleq 2603 df-clel 2606 df-nfc 2740 df-v 3175 df-in 3547 df-abl 18019 |
This theorem is referenced by: ablgrp 18021 ablcmn 18022 isabl2 18024 ablpropd 18026 isabld 18029 ghmabl 18061 prdsabld 18088 unitabl 18491 tsmsinv 21761 tgptsmscls 21763 tsmsxplem1 21766 tsmsxplem2 21767 abliso 29027 gicabl 36687 2zrngaabl 41734 pgrpgt2nabl 41941 |
Copyright terms: Public domain | W3C validator |