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| Mirrors > Home > ILE Home > Th. List > nnre | GIF version | ||
| Description: A positive integer is a real number. (Contributed by NM, 18-Aug-1999.) |
| Ref | Expression |
|---|---|
| nnre | ⊢ (𝐴 ∈ ℕ → 𝐴 ∈ ℝ) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | nnssre 9310 | . 2 ⊢ ℕ ⊆ ℝ | |
| 2 | 1 | sseli 3244 | 1 ⊢ (𝐴 ∈ ℕ → 𝐴 ∈ ℝ) |
| Colors of variables: wff set class |
| This proof depends on syntax axioms: → wi 4 ∈ wcel 2209 ℝcr 8178 ℕcn 9306 |
| 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 ax-sep 4249 ax-cnex 8270 ax-resscn 8271 ax-1re 8273 ax-addrcl 8276 |
| This proof depends on definitions: df-bi 117 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-v 2823 df-in 3226 df-ss 3233 df-int 3971 df-inn 9307 |
| This theorem is used by: nnrei 9315 peano2nn 9318 nn1suc 9325 nnge1 9329 nnle1eq1 9330 nngt0 9331 nnnlt1 9332 nnap0 9335 nn2ge 9339 nn1gt1 9340 nndivre 9342 nnrecgt0 9344 nnsub 9345 arch 9564 nnrecl 9565 bndndx 9566 nn0ge0 9592 0mnnnnn0 9599 nnnegz 9651 elnnz 9658 elz2 9720 gtndiv 9745 prime 9749 btwnz 9769 qre 10034 elpq 10059 elpqb 10060 nnrp 10074 nnledivrp 10177 fzo1fzo0n0 10605 elfzo0le 10607 fzonmapblen 10609 ubmelfzo 10628 fzonn0p1p1 10641 elfzom1p1elfzo 10642 ubmelm1fzo 10654 subfzo0 10671 adddivflid 10740 flltdivnn0lt 10752 intfracq 10770 flqdiv 10771 m1modnnsub1 10820 addmodid 10822 modfzo0difsn 10845 nnlesq 11093 facndiv 11191 faclbnd 11193 faclbnd3 11195 bcval5 11215 seq3coll 11308 ccatval21sw 11387 caucvgre 11761 efaddlem 12457 nndivdvds 12579 nno 12689 nnoddm1d2 12693 divalglemnn 12701 divalg2 12709 ndvdsadd 12714 gcdmultiple 12813 gcdmultiplez 12814 gcdzeq 12815 sqgcd 12822 dvdssqlem 12823 lcmgcdlem 12871 coprmgcdb 12882 qredeq 12890 qredeu 12891 prmdvdsfz 12934 sqrt2irr 12957 divdenle 12993 phibndlem 13014 hashgcdlem 13036 oddprm 13058 pythagtriplem10 13068 pythagtriplem12 13074 pythagtriplem14 13076 pythagtriplem16 13078 pythagtriplem19 13081 pclemub 13086 pc2dvds 13129 pcmpt 13142 fldivp1 13147 pcbc 13150 infpnlem1 13158 ballotfilemonn 13270 oddennn 13332 exmidunben 13366 mulgnegnn 13984 znidomb 15042 birthdaylem3 16146 pellexlem1 16148 ppiqltx 16183 bcmono 16202 bposlem1 16209 bposlem5 16213 lgsval4a 16239 gausslemma2dlem0c 16268 gausslemma2dlem0d 16269 gausslemma2dlem1a 16275 gausslemma2dlem2 16279 gausslemma2dlem3 16280 lgsquadlem1 16294 lgsquadlem2 16295 2lgslem1a1 16303 |
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