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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 9656 elnnz 9663 elz2 9725 gtndiv 9751 prime 9755 btwnz 9775 qre 10040 elpq 10065 elpqb 10066 nnrp 10080 nnledivrp 10183 fzo1fzo0n0 10611 elfzo0le 10613 fzonmapblen 10615 ubmelfzo 10634 fzonn0p1p1 10647 elfzom1p1elfzo 10648 ubmelm1fzo 10660 subfzo0 10677 adddivflid 10747 flltdivnn0lt 10759 intfracq 10777 flqdiv 10778 m1modnnsub1 10827 addmodid 10829 modfzo0difsn 10852 nnlesq 11100 facndiv 11198 faclbnd 11200 faclbnd3 11202 bcval5 11222 seq3coll 11315 ccatval21sw 11394 caucvgre 11768 efaddlem 12465 nndivdvds 12587 nno 12697 nnoddm1d2 12701 divalglemnn 12709 divalg2 12717 ndvdsadd 12722 gcdmultiple 12821 gcdmultiplez 12822 gcdzeq 12823 sqgcd 12830 dvdssqlem 12831 lcmgcdlem 12879 coprmgcdb 12890 qredeq 12898 qredeu 12899 prmdvdsfz 12942 sqrt2irr 12965 divdenle 13001 phibndlem 13022 hashgcdlem 13044 oddprm 13066 pythagtriplem10 13076 pythagtriplem12 13082 pythagtriplem14 13084 pythagtriplem16 13086 pythagtriplem19 13089 pclemub 13094 pc2dvds 13137 pcmpt 13150 fldivp1 13155 pcbc 13158 infpnlem1 13166 ballotfilemonn 13278 oddennn 13340 exmidunben 13374 mulgnegnn 13993 znidomb 15101 birthdaylem3 16244 pellexlem1 16246 ppiqltx 16298 chtublem 16312 bcmono 16321 bposlem1 16328 bposlem5 16332 bposlem6 16333 lgsval4a 16363 gausslemma2dlem0c 16392 gausslemma2dlem0d 16393 gausslemma2dlem1a 16399 gausslemma2dlem2 16403 gausslemma2dlem3 16404 lgsquadlem1 16418 lgsquadlem2 16419 2lgslem1a1 16427 |
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