| Metamath Proof Explorer |
< Previous
Next >
Nearby theorems |
||
| Mirrors > Home > MPE Home > Th. List > ringi | Structured version Visualization version Unicode version | ||
| Description: Properties of a unital ring. (Contributed by NM, 26-Aug-2011.) (Revised by Mario Carneiro, 6-Jan-2015.) |
| Ref | Expression |
|---|---|
| ringi.b |
|
| ringi.p |
|
| ringi.t |
|
| Ref | Expression |
|---|---|
| ringi |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | ringi.b |
. . . . . . . . . 10
| |
| 2 | eqid 2622 |
. . . . . . . . . 10
| |
| 3 | ringi.p |
. . . . . . . . . 10
| |
| 4 | ringi.t |
. . . . . . . . . 10
| |
| 5 | 1, 2, 3, 4 | isring 18551 |
. . . . . . . . 9
|
| 6 | 5 | simp3bi 1078 |
. . . . . . . 8
|
| 7 | 6 | adantr 481 |
. . . . . . 7
|
| 8 | simpr1 1067 |
. . . . . . 7
| |
| 9 | rsp 2929 |
. . . . . . 7
| |
| 10 | 7, 8, 9 | sylc 65 |
. . . . . 6
|
| 11 | simpr2 1068 |
. . . . . 6
| |
| 12 | rsp 2929 |
. . . . . 6
| |
| 13 | 10, 11, 12 | sylc 65 |
. . . . 5
|
| 14 | simpr3 1069 |
. . . . 5
| |
| 15 | rsp 2929 |
. . . . 5
| |
| 16 | 13, 14, 15 | sylc 65 |
. . . 4
|
| 17 | 16 | simpld 475 |
. . 3
|
| 18 | 17 | caovdig 6848 |
. 2
|
| 19 | 16 | simprd 479 |
. . 3
|
| 20 | 19 | caovdirg 6851 |
. 2
|
| 21 | 18, 20 | jca 554 |
1
|
| Colors of variables: wff setvar class |
| Syntax hints: |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1722 ax-4 1737 ax-5 1839 ax-6 1888 ax-7 1935 ax-9 1999 ax-10 2019 ax-11 2034 ax-12 2047 ax-13 2246 ax-ext 2602 ax-nul 4789 |
| This theorem depends on definitions: df-bi 197 df-or 385 df-an 386 df-3an 1039 df-tru 1486 df-ex 1705 df-nf 1710 df-sb 1881 df-eu 2474 df-clab 2609 df-cleq 2615 df-clel 2618 df-nfc 2753 df-ral 2917 df-rex 2918 df-rab 2921 df-v 3202 df-sbc 3436 df-dif 3577 df-un 3579 df-in 3581 df-ss 3588 df-nul 3916 df-if 4087 df-sn 4178 df-pr 4180 df-op 4184 df-uni 4437 df-br 4654 df-iota 5851 df-fv 5896 df-ov 6653 df-ring 18549 |
| This theorem is referenced by: ringdi 18566 ringdir 18567 |
| Copyright terms: Public domain | W3C validator |