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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 9317 | . 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 8184 ℕcn 9313 |
| 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 4251 ax-cnex 8276 ax-resscn 8277 ax-1re 8279 ax-addrcl 8282 |
| 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 9314 |
| This theorem is used by: nnrei 9322 peano2nn 9325 nn1suc 9332 nnge1 9336 nnle1eq1 9337 nngt0 9338 nnnlt1 9339 nnap0 9342 nn2ge 9346 nn1gt1 9347 nndivre 9349 nnrecgt0 9351 nnsub 9352 arch 9571 nnrecl 9572 bndndx 9573 nn0ge0 9599 0mnnnnn0 9606 nnnegz 9658 elnnz 9665 elz2 9727 gtndiv 9752 prime 9756 btwnz 9776 qre 10041 elpq 10066 elpqb 10067 nnrp 10081 nnledivrp 10184 fzo1fzo0n0 10612 elfzo0le 10614 fzonmapblen 10616 ubmelfzo 10635 fzonn0p1p1 10648 elfzom1p1elfzo 10649 ubmelm1fzo 10661 subfzo0 10678 adddivflid 10748 flltdivnn0lt 10760 intfracq 10778 flqdiv 10779 m1modnnsub1 10828 addmodid 10830 modfzo0difsn 10853 nnlesq 11101 facndiv 11199 faclbnd 11201 faclbnd3 11203 bcval5 11223 seq3coll 11316 ccatval21sw 11395 caucvgre 11769 efaddlem 12466 nndivdvds 12588 nno 12698 nnoddm1d2 12702 divalglemnn 12710 divalg2 12718 ndvdsadd 12723 gcdmultiple 12822 gcdmultiplez 12823 gcdzeq 12824 sqgcd 12831 dvdssqlem 12832 lcmgcdlem 12880 coprmgcdb 12891 qredeq 12899 qredeu 12900 prmdvdsfz 12943 sqrt2irr 12966 divdenle 13002 phibndlem 13023 hashgcdlem 13045 oddprm 13067 pythagtriplem10 13077 pythagtriplem12 13083 pythagtriplem14 13085 pythagtriplem16 13087 pythagtriplem19 13090 pclemub 13095 pc2dvds 13138 pcmpt 13151 fldivp1 13156 pcbc 13159 infpnlem1 13167 ballotfilemonn 13279 oddennn 13341 exmidunben 13375 mulgnegnn 13994 znidomb 15102 birthdaylem3 16227 pellexlem1 16229 ppiqltx 16281 chtublem 16295 bcmono 16304 bposlem1 16311 bposlem5 16315 bposlem6 16316 lgsval4a 16346 gausslemma2dlem0c 16375 gausslemma2dlem0d 16376 gausslemma2dlem1a 16382 gausslemma2dlem2 16386 gausslemma2dlem3 16387 lgsquadlem1 16401 lgsquadlem2 16402 2lgslem1a1 16410 |
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