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| Mirrors > Home > ILE Home > Th. List > ablgrp | GIF version | ||
| Description: An Abelian group is a group. (Contributed by NM, 26-Aug-2011.) |
| Ref | Expression |
|---|---|
| ablgrp | ⊢ (𝐺 ∈ Abel → 𝐺 ∈ Grp) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | isabl 13898 | . 2 ⊢ (𝐺 ∈ Abel ↔ (𝐺 ∈ Grp ∧ 𝐺 ∈ CMnd)) | |
| 2 | 1 | simplbi 274 | 1 ⊢ (𝐺 ∈ Abel → 𝐺 ∈ Grp) |
| Colors of variables: wff set class |
| Syntax hints: → wi 4 ∈ wcel 2201 Grpcgrp 13606 CMndccmn 13894 Abelcabl 13895 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 ax-ia3 108 ax-io 716 ax-5 1495 ax-7 1496 ax-gen 1497 ax-ie1 1541 ax-ie2 1542 ax-8 1552 ax-10 1553 ax-11 1554 ax-i12 1555 ax-bndl 1557 ax-4 1558 ax-17 1574 ax-i9 1578 ax-ial 1582 ax-i5r 1583 ax-ext 2212 |
| This theorem depends on definitions: df-bi 117 df-tru 1400 df-nf 1509 df-sb 1810 df-clab 2217 df-cleq 2223 df-clel 2226 df-nfc 2362 df-v 2803 df-in 3205 df-abl 13897 |
| This theorem is referenced by: ablgrpd 13900 ablinvadd 13920 ablsub2inv 13921 ablsubadd 13922 ablsub4 13923 abladdsub4 13924 abladdsub 13925 ablpncan2 13926 ablpncan3 13927 ablsubsub 13928 ablsubsub4 13929 ablpnpcan 13930 ablnncan 13931 ablnnncan 13933 ablnnncan1 13934 ablsubsub23 13935 ghmabl 13938 invghm 13939 eqgabl 13940 ablressid 13945 rnglz 13982 rngpropd 13992 |
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