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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 9311 | . 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 8179 ℕcn 9307 |
| 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 8271 ax-resscn 8272 ax-1re 8274 ax-addrcl 8277 |
| 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 9308 |
| This theorem is used by: nnrei 9316 peano2nn 9319 nn1suc 9326 nnge1 9330 nnle1eq1 9331 nngt0 9332 nnnlt1 9333 nnap0 9336 nn2ge 9340 nn1gt1 9341 nndivre 9343 nnrecgt0 9345 nnsub 9346 arch 9565 nnrecl 9566 bndndx 9567 nn0ge0 9593 0mnnnnn0 9600 nnnegz 9652 elnnz 9659 elz2 9721 gtndiv 9746 prime 9750 btwnz 9770 qre 10035 elpq 10060 elpqb 10061 nnrp 10075 nnledivrp 10178 fzo1fzo0n0 10606 elfzo0le 10608 fzonmapblen 10610 ubmelfzo 10629 fzonn0p1p1 10642 elfzom1p1elfzo 10643 ubmelm1fzo 10655 subfzo0 10672 adddivflid 10742 flltdivnn0lt 10754 intfracq 10772 flqdiv 10773 m1modnnsub1 10822 addmodid 10824 modfzo0difsn 10847 nnlesq 11095 facndiv 11193 faclbnd 11195 faclbnd3 11197 bcval5 11217 seq3coll 11310 ccatval21sw 11389 caucvgre 11763 efaddlem 12460 nndivdvds 12582 nno 12692 nnoddm1d2 12696 divalglemnn 12704 divalg2 12712 ndvdsadd 12717 gcdmultiple 12816 gcdmultiplez 12817 gcdzeq 12818 sqgcd 12825 dvdssqlem 12826 lcmgcdlem 12874 coprmgcdb 12885 qredeq 12893 qredeu 12894 prmdvdsfz 12937 sqrt2irr 12960 divdenle 12996 phibndlem 13017 hashgcdlem 13039 oddprm 13061 pythagtriplem10 13071 pythagtriplem12 13077 pythagtriplem14 13079 pythagtriplem16 13081 pythagtriplem19 13084 pclemub 13089 pc2dvds 13132 pcmpt 13145 fldivp1 13150 pcbc 13153 infpnlem1 13161 ballotfilemonn 13273 oddennn 13335 exmidunben 13369 mulgnegnn 13988 znidomb 15077 birthdaylem3 16188 pellexlem1 16190 ppiqltx 16242 chtublem 16256 bcmono 16265 bposlem1 16272 bposlem5 16276 bposlem6 16277 lgsval4a 16307 gausslemma2dlem0c 16336 gausslemma2dlem0d 16337 gausslemma2dlem1a 16343 gausslemma2dlem2 16347 gausslemma2dlem3 16348 lgsquadlem1 16362 lgsquadlem2 16363 2lgslem1a1 16371 |
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