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| Mirrors > Home > ILE Home > Th. List > sqgcd | Unicode version | ||
| Description: Square distributes over gcd. (Contributed by Scott Fenton, 18-Apr-2014.) (Revised by Mario Carneiro, 19-Apr-2014.) |
| Ref | Expression |
|---|---|
| sqgcd |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | gcdnncl 12667 |
. . . . 5
| |
| 2 | 1 | nnsqcld 11060 |
. . . 4
|
| 3 | 2 | nncnd 9253 |
. . 3
|
| 4 | 3 | mulridd 8293 |
. 2
|
| 5 | nnsqcl 10975 |
. . . . . . 7
| |
| 6 | 5 | nnzd 9702 |
. . . . . 6
|
| 7 | 6 | adantr 276 |
. . . . 5
|
| 8 | nnsqcl 10975 |
. . . . . . 7
| |
| 9 | 8 | nnzd 9702 |
. . . . . 6
|
| 10 | 9 | adantl 277 |
. . . . 5
|
| 11 | nnz 9598 |
. . . . . . . 8
| |
| 12 | nnz 9598 |
. . . . . . . 8
| |
| 13 | gcddvds 12663 |
. . . . . . . 8
| |
| 14 | 11, 12, 13 | syl2an 289 |
. . . . . . 7
|
| 15 | 14 | simpld 112 |
. . . . . 6
|
| 16 | 1 | nnzd 9702 |
. . . . . . 7
|
| 17 | 11 | adantr 276 |
. . . . . . 7
|
| 18 | dvdssqim 12724 |
. . . . . . 7
| |
| 19 | 16, 17, 18 | syl2anc 411 |
. . . . . 6
|
| 20 | 15, 19 | mpd 13 |
. . . . 5
|
| 21 | 14 | simprd 114 |
. . . . . 6
|
| 22 | 12 | adantl 277 |
. . . . . . 7
|
| 23 | dvdssqim 12724 |
. . . . . . 7
| |
| 24 | 16, 22, 23 | syl2anc 411 |
. . . . . 6
|
| 25 | 21, 24 | mpd 13 |
. . . . 5
|
| 26 | gcddiv 12719 |
. . . . 5
| |
| 27 | 7, 10, 2, 20, 25, 26 | syl32anc 1282 |
. . . 4
|
| 28 | nncn 9247 |
. . . . . . 7
| |
| 29 | 28 | adantr 276 |
. . . . . 6
|
| 30 | 1 | nncnd 9253 |
. . . . . 6
|
| 31 | 1 | nnap0d 9285 |
. . . . . 6
|
| 32 | 29, 30, 31 | sqdivapd 11052 |
. . . . 5
|
| 33 | nncn 9247 |
. . . . . . 7
| |
| 34 | 33 | adantl 277 |
. . . . . 6
|
| 35 | 34, 30, 31 | sqdivapd 11052 |
. . . . 5
|
| 36 | 32, 35 | oveq12d 6070 |
. . . 4
|
| 37 | gcddiv 12719 |
. . . . . . 7
| |
| 38 | 17, 22, 1, 14, 37 | syl31anc 1277 |
. . . . . 6
|
| 39 | 30, 31 | dividapd 9062 |
. . . . . 6
|
| 40 | 38, 39 | eqtr3d 2269 |
. . . . 5
|
| 41 | 1 | nnne0d 9284 |
. . . . . . . . 9
|
| 42 | dvdsval2 12480 |
. . . . . . . . 9
| |
| 43 | 16, 41, 17, 42 | syl3anc 1274 |
. . . . . . . 8
|
| 44 | 15, 43 | mpbid 147 |
. . . . . . 7
|
| 45 | nnre 9246 |
. . . . . . . . 9
| |
| 46 | 45 | adantr 276 |
. . . . . . . 8
|
| 47 | 1 | nnred 9252 |
. . . . . . . 8
|
| 48 | nngt0 9264 |
. . . . . . . . 9
| |
| 49 | 48 | adantr 276 |
. . . . . . . 8
|
| 50 | 1 | nngt0d 9283 |
. . . . . . . 8
|
| 51 | 46, 47, 49, 50 | divgt0d 9211 |
. . . . . . 7
|
| 52 | elnnz 9589 |
. . . . . . 7
| |
| 53 | 44, 51, 52 | sylanbrc 417 |
. . . . . 6
|
| 54 | dvdsval2 12480 |
. . . . . . . . 9
| |
| 55 | 16, 41, 22, 54 | syl3anc 1274 |
. . . . . . . 8
|
| 56 | 21, 55 | mpbid 147 |
. . . . . . 7
|
| 57 | nnre 9246 |
. . . . . . . . 9
| |
| 58 | 57 | adantl 277 |
. . . . . . . 8
|
| 59 | nngt0 9264 |
. . . . . . . . 9
| |
| 60 | 59 | adantl 277 |
. . . . . . . 8
|
| 61 | 58, 47, 60, 50 | divgt0d 9211 |
. . . . . . 7
|
| 62 | elnnz 9589 |
. . . . . . 7
| |
| 63 | 56, 61, 62 | sylanbrc 417 |
. . . . . 6
|
| 64 | 2nn 9401 |
. . . . . . 7
| |
| 65 | rppwr 12728 |
. . . . . . 7
| |
| 66 | 64, 65 | mp3an3 1363 |
. . . . . 6
|
| 67 | 53, 63, 66 | syl2anc 411 |
. . . . 5
|
| 68 | 40, 67 | mpd 13 |
. . . 4
|
| 69 | 27, 36, 68 | 3eqtr2d 2273 |
. . 3
|
| 70 | 6, 9 | anim12i 338 |
. . . . . 6
|
| 71 | 5 | nnne0d 9284 |
. . . . . . . . 9
|
| 72 | 71 | neneqd 2435 |
. . . . . . . 8
|
| 73 | 72 | intnanrd 940 |
. . . . . . 7
|
| 74 | 73 | adantr 276 |
. . . . . 6
|
| 75 | gcdn0cl 12662 |
. . . . . 6
| |
| 76 | 70, 74, 75 | syl2anc 411 |
. . . . 5
|
| 77 | 76 | nncnd 9253 |
. . . 4
|
| 78 | 2 | nnap0d 9285 |
. . . 4
|
| 79 | ax-1cn 8222 |
. . . . 5
| |
| 80 | divmulap 8951 |
. . . . 5
| |
| 81 | 79, 80 | mp3an2 1362 |
. . . 4
|
| 82 | 77, 3, 78, 81 | syl12anc 1272 |
. . 3
|
| 83 | 69, 82 | mpbid 147 |
. 2
|
| 84 | 4, 83 | eqtr3d 2269 |
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 619 ax-in2 620 ax-io 717 ax-5 1496 ax-7 1497 ax-gen 1498 ax-ie1 1542 ax-ie2 1543 ax-8 1553 ax-10 1554 ax-11 1555 ax-i12 1556 ax-bndl 1558 ax-4 1559 ax-17 1575 ax-i9 1579 ax-ial 1583 ax-i5r 1584 ax-13 2207 ax-14 2208 ax-ext 2216 ax-coll 4227 ax-sep 4230 ax-nul 4238 ax-pow 4289 ax-pr 4324 ax-un 4556 ax-setind 4661 ax-iinf 4712 ax-cnex 8220 ax-resscn 8221 ax-1cn 8222 ax-1re 8223 ax-icn 8224 ax-addcl 8225 ax-addrcl 8226 ax-mulcl 8227 ax-mulrcl 8228 ax-addcom 8229 ax-mulcom 8230 ax-addass 8231 ax-mulass 8232 ax-distr 8233 ax-i2m1 8234 ax-0lt1 8235 ax-1rid 8236 ax-0id 8237 ax-rnegex 8238 ax-precex 8239 ax-cnre 8240 ax-pre-ltirr 8241 ax-pre-ltwlin 8242 ax-pre-lttrn 8243 ax-pre-apti 8244 ax-pre-ltadd 8245 ax-pre-mulgt0 8246 ax-pre-mulext 8247 ax-arch 8248 ax-caucvg 8249 |
| This theorem depends on definitions: df-bi 117 df-stab 839 df-dc 843 df-3or 1006 df-3an 1007 df-tru 1401 df-fal 1404 df-nf 1510 df-sb 1812 df-eu 2085 df-mo 2086 df-clab 2221 df-cleq 2227 df-clel 2230 df-nfc 2375 df-ne 2415 df-nel 2510 df-ral 2527 df-rex 2528 df-reu 2529 df-rmo 2530 df-rab 2531 df-v 2817 df-sbc 3045 df-csb 3141 df-dif 3215 df-un 3217 df-in 3219 df-ss 3226 df-nul 3511 df-if 3623 df-pw 3673 df-sn 3697 df-pr 3698 df-op 3700 df-uni 3917 df-int 3952 df-iun 3995 df-br 4112 df-opab 4174 df-mpt 4175 df-tr 4211 df-id 4416 df-po 4419 df-iso 4420 df-iord 4489 df-on 4491 df-ilim 4492 df-suc 4494 df-iom 4715 df-xp 4757 df-rel 4758 df-cnv 4759 df-co 4760 df-dm 4761 df-rn 4762 df-res 4763 df-ima 4764 df-iota 5314 df-fun 5356 df-fn 5357 df-f 5358 df-f1 5359 df-fo 5360 df-f1o 5361 df-fv 5362 df-riota 6005 df-ov 6055 df-oprab 6056 df-mpo 6057 df-1st 6336 df-2nd 6337 df-recs 6538 df-frec 6624 df-sup 7277 df-pnf 8312 df-mnf 8313 df-xr 8314 df-ltxr 8315 df-le 8316 df-sub 8448 df-neg 8449 df-reap 8851 df-ap 8858 df-div 8949 df-inn 9240 df-2 9298 df-3 9299 df-4 9300 df-n0 9499 df-z 9580 df-uz 9857 df-q 9955 df-rp 9990 df-fz 10346 df-fzo 10481 df-fl 10634 df-mod 10689 df-seqfrec 10814 df-exp 10905 df-cj 11531 df-re 11532 df-im 11533 df-rsqrt 11687 df-abs 11688 df-dvds 12478 df-gcd 12654 |
| This theorem is referenced by: dvdssqlem 12730 nn0gcdsq 12901 pythagtriplem3 12969 |
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