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| Mirrors > Home > ILE Home > Th. List > crngringd | Unicode version | ||
| Description: A commutative ring is a ring. (Contributed by SN, 16-May-2024.) |
| Ref | Expression |
|---|---|
| crngringd.1 |
|
| Ref | Expression |
|---|---|
| crngringd |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | crngringd.1 |
. 2
| |
| 2 | crngring 13564 |
. 2
| |
| 3 | 1, 2 | syl 14 |
1
|
| Colors of variables: wff set class |
| Syntax hints: |
| 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 710 ax-5 1461 ax-7 1462 ax-gen 1463 ax-ie1 1507 ax-ie2 1508 ax-8 1518 ax-10 1519 ax-11 1520 ax-i12 1521 ax-bndl 1523 ax-4 1524 ax-17 1540 ax-i9 1544 ax-ial 1548 ax-i5r 1549 ax-ext 2178 |
| This theorem depends on definitions: df-bi 117 df-3an 982 df-tru 1367 df-nf 1475 df-sb 1777 df-clab 2183 df-cleq 2189 df-clel 2192 df-nfc 2328 df-rex 2481 df-rab 2484 df-v 2765 df-un 3161 df-sn 3628 df-pr 3629 df-op 3631 df-uni 3840 df-br 4034 df-iota 5219 df-fv 5266 df-cring 13555 |
| This theorem is referenced by: crnggrpd 13566 unitmulclb 13670 rdivmuldivd 13700 idomringd 13835 znrrg 14216 lgseisenlem4 15314 |
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