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| Mirrors > Home > ILE Home > Th. List > gcdzeq | Unicode version | ||
| Description: A positive integer |
| Ref | Expression |
|---|---|
| gcdzeq |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | nnz 9428 |
. . . . 5
| |
| 2 | gcddvds 12445 |
. . . . 5
| |
| 3 | 1, 2 | sylan 283 |
. . . 4
|
| 4 | 3 | simprd 114 |
. . 3
|
| 5 | breq1 4063 |
. . 3
| |
| 6 | 4, 5 | syl5ibcom 155 |
. 2
|
| 7 | 1 | adantr 276 |
. . . . . 6
|
| 8 | iddvds 12276 |
. . . . . 6
| |
| 9 | 7, 8 | syl 14 |
. . . . 5
|
| 10 | simpr 110 |
. . . . . 6
| |
| 11 | nnne0 9101 |
. . . . . . . 8
| |
| 12 | simpl 109 |
. . . . . . . . 9
| |
| 13 | 12 | necon3ai 2427 |
. . . . . . . 8
|
| 14 | 11, 13 | syl 14 |
. . . . . . 7
|
| 15 | 14 | adantr 276 |
. . . . . 6
|
| 16 | dvdslegcd 12446 |
. . . . . 6
| |
| 17 | 7, 7, 10, 15, 16 | syl31anc 1253 |
. . . . 5
|
| 18 | 9, 17 | mpand 429 |
. . . 4
|
| 19 | 3 | simpld 112 |
. . . . 5
|
| 20 | gcdcl 12448 |
. . . . . . . 8
| |
| 21 | 1, 20 | sylan 283 |
. . . . . . 7
|
| 22 | 21 | nn0zd 9530 |
. . . . . 6
|
| 23 | simpl 109 |
. . . . . 6
| |
| 24 | dvdsle 12316 |
. . . . . 6
| |
| 25 | 22, 23, 24 | syl2anc 411 |
. . . . 5
|
| 26 | 19, 25 | mpd 13 |
. . . 4
|
| 27 | 18, 26 | jctild 316 |
. . 3
|
| 28 | 21 | nn0red 9386 |
. . . 4
|
| 29 | nnre 9080 |
. . . . 5
| |
| 30 | 29 | adantr 276 |
. . . 4
|
| 31 | 28, 30 | letri3d 8225 |
. . 3
|
| 32 | 27, 31 | sylibrd 169 |
. 2
|
| 33 | 6, 32 | impbid 129 |
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-in1 615 ax-in2 616 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 2180 ax-14 2181 ax-ext 2189 ax-coll 4176 ax-sep 4179 ax-nul 4187 ax-pow 4235 ax-pr 4270 ax-un 4499 ax-setind 4604 ax-iinf 4655 ax-cnex 8053 ax-resscn 8054 ax-1cn 8055 ax-1re 8056 ax-icn 8057 ax-addcl 8058 ax-addrcl 8059 ax-mulcl 8060 ax-mulrcl 8061 ax-addcom 8062 ax-mulcom 8063 ax-addass 8064 ax-mulass 8065 ax-distr 8066 ax-i2m1 8067 ax-0lt1 8068 ax-1rid 8069 ax-0id 8070 ax-rnegex 8071 ax-precex 8072 ax-cnre 8073 ax-pre-ltirr 8074 ax-pre-ltwlin 8075 ax-pre-lttrn 8076 ax-pre-apti 8077 ax-pre-ltadd 8078 ax-pre-mulgt0 8079 ax-pre-mulext 8080 ax-arch 8081 ax-caucvg 8082 |
| This theorem depends on definitions: df-bi 117 df-dc 837 df-3or 982 df-3an 983 df-tru 1376 df-fal 1379 df-nf 1485 df-sb 1787 df-eu 2058 df-mo 2059 df-clab 2194 df-cleq 2200 df-clel 2203 df-nfc 2339 df-ne 2379 df-nel 2474 df-ral 2491 df-rex 2492 df-reu 2493 df-rmo 2494 df-rab 2495 df-v 2779 df-sbc 3007 df-csb 3103 df-dif 3177 df-un 3179 df-in 3181 df-ss 3188 df-nul 3470 df-if 3581 df-pw 3629 df-sn 3650 df-pr 3651 df-op 3653 df-uni 3866 df-int 3901 df-iun 3944 df-br 4061 df-opab 4123 df-mpt 4124 df-tr 4160 df-id 4359 df-po 4362 df-iso 4363 df-iord 4432 df-on 4434 df-ilim 4435 df-suc 4437 df-iom 4658 df-xp 4700 df-rel 4701 df-cnv 4702 df-co 4703 df-dm 4704 df-rn 4705 df-res 4706 df-ima 4707 df-iota 5252 df-fun 5293 df-fn 5294 df-f 5295 df-f1 5296 df-fo 5297 df-f1o 5298 df-fv 5299 df-riota 5924 df-ov 5972 df-oprab 5973 df-mpo 5974 df-1st 6251 df-2nd 6252 df-recs 6416 df-frec 6502 df-sup 7114 df-pnf 8146 df-mnf 8147 df-xr 8148 df-ltxr 8149 df-le 8150 df-sub 8282 df-neg 8283 df-reap 8685 df-ap 8692 df-div 8783 df-inn 9074 df-2 9132 df-3 9133 df-4 9134 df-n0 9333 df-z 9410 df-uz 9686 df-q 9778 df-rp 9813 df-fz 10168 df-fzo 10302 df-fl 10452 df-mod 10507 df-seqfrec 10632 df-exp 10723 df-cj 11314 df-re 11315 df-im 11316 df-rsqrt 11470 df-abs 11471 df-dvds 12260 df-gcd 12436 |
| This theorem is referenced by: gcdeq 12505 isevengcd2 12641 |
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