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| Mirrors > Home > ILE Home > Th. List > prmnn | GIF version | ||
| Description: A prime number is a positive integer. (Contributed by Paul Chapman, 22-Jun-2011.) |
| Ref | Expression |
|---|---|
| prmnn | ⊢ (𝑃 ∈ ℙ → 𝑃 ∈ ℕ) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | isprm 12887 | . 2 ⊢ (𝑃 ∈ ℙ ↔ (𝑃 ∈ ℕ ∧ {𝑧 ∈ ℕ ∣ 𝑧 ∥ 𝑃} ≈ 2o)) | |
| 2 | 1 | simplbi 274 | 1 ⊢ (𝑃 ∈ ℙ → 𝑃 ∈ ℕ) |
| Colors of variables: wff set class |
| This proof depends on syntax axioms: → wi 4 ∈ wcel 2209 {crab 2532 class class class wbr 4130 2oc2o 6681 ≈ cen 7020 ℕcn 9304 ∥ cdvds 12554 ℙcprime 12885 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 ax-ia3 108 ax-io 721 ax-5 1500 ax-7 1501 ax-gen 1502 ax-ie1 1546 ax-ie2 1547 ax-8 1557 ax-10 1558 ax-11 1559 ax-i12 1560 ax-bndl 1562 ax-4 1563 ax-17 1579 ax-i9 1583 ax-ial 1587 ax-i5r 1588 ax-ext 2220 |
| This proof depends on definitions: df-bi 117 df-3an 1011 df-tru 1405 df-nf 1514 df-sb 1816 df-clab 2225 df-cleq 2231 df-clel 2234 df-nfc 2381 df-ral 2533 df-rab 2537 df-v 2823 df-un 3224 df-sn 3715 df-pr 3716 df-op 3718 df-br 4131 df-prm 12886 |
| This theorem is used by: prmz 12889 prmssnn 12890 nprmdvds1 12918 isprm5lem 12919 isprm5 12920 coprm 12922 euclemma 12924 prmdvdsexpr 12928 cncongrprm 12935 phiprmpw 13000 fermltl 13012 prmdiv 13013 prmdiveq 13014 prmdivdiv 13015 m1dvdsndvds 13027 vfermltl 13030 powm2modprm 13031 reumodprminv 13032 modprm0 13033 nnnn0modprm0 13034 modprmn0modprm0 13035 oddprm 13038 nnoddn2prm 13039 prm23lt5 13042 pcpremul 13072 pcdvdsb 13099 pcelnn 13100 pcidlem 13102 pcid 13103 pcdvdstr 13106 pcgcd1 13107 pcprmpw2 13112 dvdsprmpweqnn 13115 dvdsprmpweqle 13116 pcaddlem 13118 pcadd 13119 pcmptcl 13121 pcmpt 13122 pcmpt2 13123 pcfaclem 13128 pcfac 13129 pcbc 13130 expnprm 13132 oddprmdvds 13133 prmpwdvds 13134 pockthlem 13135 pockthg 13136 pockthi 13137 1arith 13146 4sqlem11 13180 4sqlem12 13181 4sqlem13m 13182 4sqlem14 13183 4sqlem17 13186 4sqlem18 13187 4sqlem19 13188 znidom 14992 wilthlem1 16098 dvdsppwf1o 16107 sgmppw 16110 0sgmppw 16111 1sgmprm 16112 mersenne 16115 perfect1 16116 perfect 16119 lgslem1 16123 lgslem4 16126 lgsval 16127 lgsval2lem 16133 lgsvalmod 16142 lgsmod 16149 lgsdirprm 16157 lgsne0 16161 lgsprme0 16165 gausslemma2dlem0c 16174 gausslemma2dlem1a 16181 gausslemma2dlem5a 16188 lgseisenlem1 16193 lgseisenlem2 16194 lgseisenlem3 16195 lgseisenlem4 16196 lgsquadlem1 16200 lgsquadlem3 16202 lgsquad2lem2 16205 lgsquad2 16206 m1lgs 16208 2lgslem1a 16211 2lgslem1c 16213 2lgs 16227 2sqlem3 16240 2sqlem8 16246 |
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