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| Mirrors > Home > ILE Home > Th. List > rnggrp | GIF version | ||
| Description: A non-unital ring is a (additive) group. (Contributed by AV, 16-Feb-2025.) |
| Ref | Expression |
|---|---|
| rnggrp | ⊢ (𝑅 ∈ Rng → 𝑅 ∈ Grp) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | rngabl 13747 | . 2 ⊢ (𝑅 ∈ Rng → 𝑅 ∈ Abel) | |
| 2 | 1 | ablgrpd 13676 | 1 ⊢ (𝑅 ∈ Rng → 𝑅 ∈ Grp) |
| Colors of variables: wff set class |
| Syntax hints: → wi 4 ∈ wcel 2177 Grpcgrp 13382 Rngcrng 13744 |
| 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 711 ax-5 1471 ax-7 1472 ax-gen 1473 ax-ie1 1517 ax-ie2 1518 ax-8 1528 ax-10 1529 ax-11 1530 ax-i12 1531 ax-bndl 1533 ax-4 1534 ax-17 1550 ax-i9 1554 ax-ial 1558 ax-i5r 1559 ax-13 2179 ax-14 2180 ax-ext 2188 ax-sep 4167 ax-pow 4223 ax-pr 4258 ax-un 4485 ax-cnex 8029 ax-resscn 8030 ax-1re 8032 ax-addrcl 8035 |
| This theorem depends on definitions: df-bi 117 df-3an 983 df-tru 1376 df-nf 1485 df-sb 1787 df-eu 2058 df-mo 2059 df-clab 2193 df-cleq 2199 df-clel 2202 df-nfc 2338 df-ral 2490 df-rex 2491 df-rab 2494 df-v 2775 df-sbc 3001 df-un 3172 df-in 3174 df-ss 3181 df-pw 3620 df-sn 3641 df-pr 3642 df-op 3644 df-uni 3854 df-int 3889 df-br 4049 df-opab 4111 df-mpt 4112 df-id 4345 df-xp 4686 df-rel 4687 df-cnv 4688 df-co 4689 df-dm 4690 df-rn 4691 df-res 4692 df-iota 5238 df-fun 5279 df-fn 5280 df-fv 5285 df-ov 5957 df-inn 9050 df-2 9108 df-3 9109 df-ndx 12885 df-slot 12886 df-base 12888 df-plusg 12972 df-mulr 12973 df-abl 13673 df-rng 13745 |
| This theorem is referenced by: rngacl 13754 rng0cl 13755 rngrz 13758 rngmneg1 13759 rngmneg2 13760 rngm2neg 13761 rngsubdi 13763 rngsubdir 13764 subrngsubg 14016 rnglidlmcl 14292 2idlcpblrng 14335 |
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