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Mirrors > Home > ILE Home > Th. List > 1idsr | Unicode version |
Description: 1 is an identity element for multiplication. (Contributed by Jim Kingdon, 5-Jan-2020.) |
Ref | Expression |
---|---|
1idsr |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | df-nr 7528 | . 2 | |
2 | oveq1 5774 | . . 3 | |
3 | id 19 | . . 3 | |
4 | 2, 3 | eqeq12d 2152 | . 2 |
5 | df-1r 7533 | . . . 4 | |
6 | 5 | oveq2i 5778 | . . 3 |
7 | 1pr 7355 | . . . . . 6 | |
8 | addclpr 7338 | . . . . . 6 | |
9 | 7, 7, 8 | mp2an 422 | . . . . 5 |
10 | mulsrpr 7547 | . . . . 5 | |
11 | 9, 7, 10 | mpanr12 435 | . . . 4 |
12 | distrprg 7389 | . . . . . . . . 9 | |
13 | 7, 7, 12 | mp3an23 1307 | . . . . . . . 8 |
14 | 1idpr 7393 | . . . . . . . . 9 | |
15 | 14 | oveq1d 5782 | . . . . . . . 8 |
16 | 13, 15 | eqtr2d 2171 | . . . . . . 7 |
17 | distrprg 7389 | . . . . . . . . 9 | |
18 | 7, 7, 17 | mp3an23 1307 | . . . . . . . 8 |
19 | 1idpr 7393 | . . . . . . . . 9 | |
20 | 19 | oveq1d 5782 | . . . . . . . 8 |
21 | 18, 20 | eqtrd 2170 | . . . . . . 7 |
22 | 16, 21 | oveqan12d 5786 | . . . . . 6 |
23 | simpl 108 | . . . . . . 7 | |
24 | mulclpr 7373 | . . . . . . . 8 | |
25 | 23, 7, 24 | sylancl 409 | . . . . . . 7 |
26 | mulclpr 7373 | . . . . . . . . 9 | |
27 | 9, 26 | mpan2 421 | . . . . . . . 8 |
28 | 27 | adantl 275 | . . . . . . 7 |
29 | addassprg 7380 | . . . . . . 7 | |
30 | 23, 25, 28, 29 | syl3anc 1216 | . . . . . 6 |
31 | mulclpr 7373 | . . . . . . . 8 | |
32 | 23, 9, 31 | sylancl 409 | . . . . . . 7 |
33 | simpr 109 | . . . . . . 7 | |
34 | mulclpr 7373 | . . . . . . . 8 | |
35 | 33, 7, 34 | sylancl 409 | . . . . . . 7 |
36 | addcomprg 7379 | . . . . . . . 8 | |
37 | 36 | adantl 275 | . . . . . . 7 |
38 | addassprg 7380 | . . . . . . . 8 | |
39 | 38 | adantl 275 | . . . . . . 7 |
40 | 32, 33, 35, 37, 39 | caov12d 5945 | . . . . . 6 |
41 | 22, 30, 40 | 3eqtr3d 2178 | . . . . 5 |
42 | 9, 31 | mpan2 421 | . . . . . . . . 9 |
43 | 7, 34 | mpan2 421 | . . . . . . . . 9 |
44 | addclpr 7338 | . . . . . . . . 9 | |
45 | 42, 43, 44 | syl2an 287 | . . . . . . . 8 |
46 | 7, 24 | mpan2 421 | . . . . . . . . 9 |
47 | addclpr 7338 | . . . . . . . . 9 | |
48 | 46, 27, 47 | syl2an 287 | . . . . . . . 8 |
49 | 45, 48 | anim12i 336 | . . . . . . 7 |
50 | enreceq 7537 | . . . . . . 7 | |
51 | 49, 50 | syldan 280 | . . . . . 6 |
52 | 51 | anidms 394 | . . . . 5 |
53 | 41, 52 | mpbird 166 | . . . 4 |
54 | 11, 53 | eqtr4d 2173 | . . 3 |
55 | 6, 54 | syl5eq 2182 | . 2 |
56 | 1, 4, 55 | ecoptocl 6509 | 1 |
Colors of variables: wff set class |
Syntax hints: wi 4 wa 103 wb 104 w3a 962 wceq 1331 wcel 1480 cop 3525 (class class class)co 5767 cec 6420 cnp 7092 c1p 7093 cpp 7094 cmp 7095 cer 7097 cnr 7098 c1r 7100 cmr 7103 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 105 ax-ia2 106 ax-ia3 107 ax-in1 603 ax-in2 604 ax-io 698 ax-5 1423 ax-7 1424 ax-gen 1425 ax-ie1 1469 ax-ie2 1470 ax-8 1482 ax-10 1483 ax-11 1484 ax-i12 1485 ax-bndl 1486 ax-4 1487 ax-13 1491 ax-14 1492 ax-17 1506 ax-i9 1510 ax-ial 1514 ax-i5r 1515 ax-ext 2119 ax-coll 4038 ax-sep 4041 ax-nul 4049 ax-pow 4093 ax-pr 4126 ax-un 4350 ax-setind 4447 ax-iinf 4497 |
This theorem depends on definitions: df-bi 116 df-dc 820 df-3or 963 df-3an 964 df-tru 1334 df-fal 1337 df-nf 1437 df-sb 1736 df-eu 2000 df-mo 2001 df-clab 2124 df-cleq 2130 df-clel 2133 df-nfc 2268 df-ne 2307 df-ral 2419 df-rex 2420 df-reu 2421 df-rab 2423 df-v 2683 df-sbc 2905 df-csb 2999 df-dif 3068 df-un 3070 df-in 3072 df-ss 3079 df-nul 3359 df-pw 3507 df-sn 3528 df-pr 3529 df-op 3531 df-uni 3732 df-int 3767 df-iun 3810 df-br 3925 df-opab 3985 df-mpt 3986 df-tr 4022 df-eprel 4206 df-id 4210 df-po 4213 df-iso 4214 df-iord 4283 df-on 4285 df-suc 4288 df-iom 4500 df-xp 4540 df-rel 4541 df-cnv 4542 df-co 4543 df-dm 4544 df-rn 4545 df-res 4546 df-ima 4547 df-iota 5083 df-fun 5120 df-fn 5121 df-f 5122 df-f1 5123 df-fo 5124 df-f1o 5125 df-fv 5126 df-ov 5770 df-oprab 5771 df-mpo 5772 df-1st 6031 df-2nd 6032 df-recs 6195 df-irdg 6260 df-1o 6306 df-2o 6307 df-oadd 6310 df-omul 6311 df-er 6422 df-ec 6424 df-qs 6428 df-ni 7105 df-pli 7106 df-mi 7107 df-lti 7108 df-plpq 7145 df-mpq 7146 df-enq 7148 df-nqqs 7149 df-plqqs 7150 df-mqqs 7151 df-1nqqs 7152 df-rq 7153 df-ltnqqs 7154 df-enq0 7225 df-nq0 7226 df-0nq0 7227 df-plq0 7228 df-mq0 7229 df-inp 7267 df-i1p 7268 df-iplp 7269 df-imp 7270 df-enr 7527 df-nr 7528 df-mr 7530 df-1r 7533 |
This theorem is referenced by: pn0sr 7572 axi2m1 7676 ax1rid 7678 axcnre 7682 |
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