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Mirrors > Home > ILE Home > Th. List > pcgcd1 | Unicode version |
Description: The prime count of a GCD is the minimum of the prime counts of the arguments. (Contributed by Mario Carneiro, 3-Oct-2014.) |
Ref | Expression |
---|---|
pcgcd1 |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | oveq2 5844 | . . . 4 | |
2 | 1 | oveq2d 5852 | . . 3 |
3 | simp2 987 | . . . . . . 7 | |
4 | gcdid0 11898 | . . . . . . 7 | |
5 | 3, 4 | syl 14 | . . . . . 6 |
6 | 5 | oveq2d 5852 | . . . . 5 |
7 | zq 9555 | . . . . . . 7 | |
8 | pcabs 12234 | . . . . . . 7 | |
9 | 7, 8 | sylan2 284 | . . . . . 6 |
10 | 9 | 3adant3 1006 | . . . . 5 |
11 | 6, 10 | eqtrd 2197 | . . . 4 |
12 | 11 | adantr 274 | . . 3 |
13 | 2, 12 | sylan9eqr 2219 | . 2 |
14 | simpl1 989 | . . . . 5 | |
15 | 3 | adantr 274 | . . . . . . 7 |
16 | simpl3 991 | . . . . . . 7 | |
17 | simprr 522 | . . . . . . . 8 | |
18 | simpr 109 | . . . . . . . . 9 | |
19 | 18 | necon3ai 2383 | . . . . . . . 8 |
20 | 17, 19 | syl 14 | . . . . . . 7 |
21 | gcdn0cl 11880 | . . . . . . 7 | |
22 | 15, 16, 20, 21 | syl21anc 1226 | . . . . . 6 |
23 | 22 | nnzd 9303 | . . . . 5 |
24 | gcddvds 11881 | . . . . . . 7 | |
25 | 15, 16, 24 | syl2anc 409 | . . . . . 6 |
26 | 25 | simpld 111 | . . . . 5 |
27 | pcdvdstr 12235 | . . . . 5 | |
28 | 14, 23, 15, 26, 27 | syl13anc 1229 | . . . 4 |
29 | 15, 7 | syl 14 | . . . . . . . . . 10 |
30 | pcxcl 12220 | . . . . . . . . . 10 | |
31 | 14, 29, 30 | syl2anc 409 | . . . . . . . . 9 |
32 | pczcl 12207 | . . . . . . . . . . 11 | |
33 | 14, 16, 17, 32 | syl12anc 1225 | . . . . . . . . . 10 |
34 | 33 | nn0red 9159 | . . . . . . . . 9 |
35 | pcge0 12221 | . . . . . . . . . . 11 | |
36 | 14, 15, 35 | syl2anc 409 | . . . . . . . . . 10 |
37 | ge0gtmnf 9750 | . . . . . . . . . 10 | |
38 | 31, 36, 37 | syl2anc 409 | . . . . . . . . 9 |
39 | simprl 521 | . . . . . . . . 9 | |
40 | xrre 9747 | . . . . . . . . 9 | |
41 | 31, 34, 38, 39, 40 | syl22anc 1228 | . . . . . . . 8 |
42 | pnfnre 7931 | . . . . . . . . . . . 12 | |
43 | 42 | neli 2431 | . . . . . . . . . . 11 |
44 | pc0 12213 | . . . . . . . . . . . . 13 | |
45 | 14, 44 | syl 14 | . . . . . . . . . . . 12 |
46 | 45 | eleq1d 2233 | . . . . . . . . . . 11 |
47 | 43, 46 | mtbiri 665 | . . . . . . . . . 10 |
48 | oveq2 5844 | . . . . . . . . . . . 12 | |
49 | 48 | eleq1d 2233 | . . . . . . . . . . 11 |
50 | 49 | notbid 657 | . . . . . . . . . 10 |
51 | 47, 50 | syl5ibrcom 156 | . . . . . . . . 9 |
52 | 51 | necon2ad 2391 | . . . . . . . 8 |
53 | 41, 52 | mpd 13 | . . . . . . 7 |
54 | pczdvds 12222 | . . . . . . 7 | |
55 | 14, 15, 53, 54 | syl12anc 1225 | . . . . . 6 |
56 | pczcl 12207 | . . . . . . . . 9 | |
57 | 14, 15, 53, 56 | syl12anc 1225 | . . . . . . . 8 |
58 | pcdvdsb 12228 | . . . . . . . 8 | |
59 | 14, 16, 57, 58 | syl3anc 1227 | . . . . . . 7 |
60 | 39, 59 | mpbid 146 | . . . . . 6 |
61 | prmnn 12021 | . . . . . . . . . 10 | |
62 | 14, 61 | syl 14 | . . . . . . . . 9 |
63 | 62, 57 | nnexpcld 10599 | . . . . . . . 8 |
64 | 63 | nnzd 9303 | . . . . . . 7 |
65 | dvdsgcd 11930 | . . . . . . 7 | |
66 | 64, 15, 16, 65 | syl3anc 1227 | . . . . . 6 |
67 | 55, 60, 66 | mp2and 430 | . . . . 5 |
68 | pcdvdsb 12228 | . . . . . 6 | |
69 | 14, 23, 57, 68 | syl3anc 1227 | . . . . 5 |
70 | 67, 69 | mpbird 166 | . . . 4 |
71 | 14, 22 | pccld 12209 | . . . . . 6 |
72 | 71 | nn0red 9159 | . . . . 5 |
73 | 72, 41 | letri3d 8005 | . . . 4 |
74 | 28, 70, 73 | mpbir2and 933 | . . 3 |
75 | 74 | anassrs 398 | . 2 |
76 | simpl3 991 | . . . 4 | |
77 | 0zd 9194 | . . . 4 | |
78 | zdceq 9257 | . . . 4 DECID | |
79 | 76, 77, 78 | syl2anc 409 | . . 3 DECID |
80 | dcne 2345 | . . 3 DECID | |
81 | 79, 80 | sylib 121 | . 2 |
82 | 13, 75, 81 | mpjaodan 788 | 1 |
Colors of variables: wff set class |
Syntax hints: wn 3 wi 4 wa 103 wb 104 wo 698 DECID wdc 824 w3a 967 wceq 1342 wcel 2135 wne 2334 class class class wbr 3976 cfv 5182 (class class class)co 5836 cr 7743 cc0 7744 cpnf 7921 cmnf 7922 cxr 7923 clt 7924 cle 7925 cn 8848 cn0 9105 cz 9182 cq 9548 cexp 10444 cabs 10925 cdvds 11713 cgcd 11860 cprime 12018 cpc 12193 |
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 604 ax-in2 605 ax-io 699 ax-5 1434 ax-7 1435 ax-gen 1436 ax-ie1 1480 ax-ie2 1481 ax-8 1491 ax-10 1492 ax-11 1493 ax-i12 1494 ax-bndl 1496 ax-4 1497 ax-17 1513 ax-i9 1517 ax-ial 1521 ax-i5r 1522 ax-13 2137 ax-14 2138 ax-ext 2146 ax-coll 4091 ax-sep 4094 ax-nul 4102 ax-pow 4147 ax-pr 4181 ax-un 4405 ax-setind 4508 ax-iinf 4559 ax-cnex 7835 ax-resscn 7836 ax-1cn 7837 ax-1re 7838 ax-icn 7839 ax-addcl 7840 ax-addrcl 7841 ax-mulcl 7842 ax-mulrcl 7843 ax-addcom 7844 ax-mulcom 7845 ax-addass 7846 ax-mulass 7847 ax-distr 7848 ax-i2m1 7849 ax-0lt1 7850 ax-1rid 7851 ax-0id 7852 ax-rnegex 7853 ax-precex 7854 ax-cnre 7855 ax-pre-ltirr 7856 ax-pre-ltwlin 7857 ax-pre-lttrn 7858 ax-pre-apti 7859 ax-pre-ltadd 7860 ax-pre-mulgt0 7861 ax-pre-mulext 7862 ax-arch 7863 ax-caucvg 7864 |
This theorem depends on definitions: df-bi 116 df-stab 821 df-dc 825 df-3or 968 df-3an 969 df-tru 1345 df-fal 1348 df-nf 1448 df-sb 1750 df-eu 2016 df-mo 2017 df-clab 2151 df-cleq 2157 df-clel 2160 df-nfc 2295 df-ne 2335 df-nel 2430 df-ral 2447 df-rex 2448 df-reu 2449 df-rmo 2450 df-rab 2451 df-v 2723 df-sbc 2947 df-csb 3041 df-dif 3113 df-un 3115 df-in 3117 df-ss 3124 df-nul 3405 df-if 3516 df-pw 3555 df-sn 3576 df-pr 3577 df-op 3579 df-uni 3784 df-int 3819 df-iun 3862 df-br 3977 df-opab 4038 df-mpt 4039 df-tr 4075 df-id 4265 df-po 4268 df-iso 4269 df-iord 4338 df-on 4340 df-ilim 4341 df-suc 4343 df-iom 4562 df-xp 4604 df-rel 4605 df-cnv 4606 df-co 4607 df-dm 4608 df-rn 4609 df-res 4610 df-ima 4611 df-iota 5147 df-fun 5184 df-fn 5185 df-f 5186 df-f1 5187 df-fo 5188 df-f1o 5189 df-fv 5190 df-isom 5191 df-riota 5792 df-ov 5839 df-oprab 5840 df-mpo 5841 df-1st 6100 df-2nd 6101 df-recs 6264 df-frec 6350 df-1o 6375 df-2o 6376 df-er 6492 df-en 6698 df-sup 6940 df-inf 6941 df-pnf 7926 df-mnf 7927 df-xr 7928 df-ltxr 7929 df-le 7930 df-sub 8062 df-neg 8063 df-reap 8464 df-ap 8471 df-div 8560 df-inn 8849 df-2 8907 df-3 8908 df-4 8909 df-n0 9106 df-z 9183 df-uz 9458 df-q 9549 df-rp 9581 df-fz 9936 df-fzo 10068 df-fl 10195 df-mod 10248 df-seqfrec 10371 df-exp 10445 df-cj 10770 df-re 10771 df-im 10772 df-rsqrt 10926 df-abs 10927 df-dvds 11714 df-gcd 11861 df-prm 12019 df-pc 12194 |
This theorem is referenced by: pcgcd 12237 |
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