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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 14044 | . 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 2205 Grpcgrp 13758 CMndccmn 14040 Abelcabl 14041 |
| 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 717 ax-5 1496 ax-7 1497 ax-gen 1498 ax-ie1 1542 ax-ie2 1543 ax-8 1553 ax-10 1554 ax-11 1555 ax-i12 1556 ax-bndl 1558 ax-4 1559 ax-17 1575 ax-i9 1579 ax-ial 1583 ax-i5r 1584 ax-ext 2216 |
| This theorem depends on definitions: df-bi 117 df-tru 1401 df-nf 1510 df-sb 1812 df-clab 2221 df-cleq 2227 df-clel 2230 df-nfc 2375 df-v 2817 df-in 3220 df-abl 14043 |
| This theorem is referenced by: ablgrpd 14046 ablinvadd 14066 ablsub2inv 14067 ablsubadd 14068 ablsub4 14069 abladdsub4 14070 abladdsub 14071 ablpncan2 14072 ablpncan3 14073 ablsubsub 14074 ablsubsub4 14075 ablpnpcan 14076 ablnncan 14077 ablnnncan 14079 ablnnncan1 14080 ablsubsub23 14081 ghmabl 14084 invghm 14085 eqgabl 14086 ablressid 14091 rnglz 14187 rngpropd 14197 |
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