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| Mirrors > Home > ILE Home > Th. List > nnrei | GIF version | ||
| Description: A positive integer is a real number. (Contributed by NM, 18-Aug-1999.) |
| Ref | Expression |
|---|---|
| nnre.1 | ⊢ 𝐴 ∈ ℕ |
| Ref | Expression |
|---|---|
| nnrei | ⊢ 𝐴 ∈ ℝ |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | nnre.1 | . 2 ⊢ 𝐴 ∈ ℕ | |
| 2 | nnre 9152 | . 2 ⊢ (𝐴 ∈ ℕ → 𝐴 ∈ ℝ) | |
| 3 | 1, 2 | ax-mp 5 | 1 ⊢ 𝐴 ∈ ℝ |
| Colors of variables: wff set class |
| Syntax hints: ∈ wcel 2201 ℝcr 8033 ℕcn 9145 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 ax-ia3 108 ax-io 716 ax-5 1495 ax-7 1496 ax-gen 1497 ax-ie1 1541 ax-ie2 1542 ax-8 1552 ax-10 1553 ax-11 1554 ax-i12 1555 ax-bndl 1557 ax-4 1558 ax-17 1574 ax-i9 1578 ax-ial 1582 ax-i5r 1583 ax-ext 2212 ax-sep 4206 ax-cnex 8125 ax-resscn 8126 ax-1re 8128 ax-addrcl 8131 |
| This theorem depends on definitions: df-bi 117 df-tru 1400 df-nf 1509 df-sb 1810 df-clab 2217 df-cleq 2223 df-clel 2226 df-nfc 2362 df-ral 2514 df-v 2803 df-in 3205 df-ss 3212 df-int 3928 df-inn 9146 |
| This theorem is referenced by: nncni 9155 nnap0i 9176 nnne0i 9177 10re 9631 numlt 9637 numltc 9638 ef01bndlem 12337 pockthi 12951 strleun 13207 strle1g 13209 2strbasg 13223 2stropg 13224 tsetndxnbasendx 13294 plendxnbasendx 13308 dsndxnbasendx 13323 unifndxnbasendx 13333 slotsdifunifndx 13335 basendxnedgfndx 15888 struct2slots2dom 15915 |
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