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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 9150 | . 2 ⊢ (𝐴 ∈ ℕ → 𝐴 ∈ ℝ) | |
| 3 | 1, 2 | ax-mp 5 | 1 ⊢ 𝐴 ∈ ℝ |
| Colors of variables: wff set class |
| Syntax hints: ∈ wcel 2202 ℝcr 8031 ℕcn 9143 |
| 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 2213 ax-sep 4207 ax-cnex 8123 ax-resscn 8124 ax-1re 8126 ax-addrcl 8129 |
| This theorem depends on definitions: df-bi 117 df-tru 1400 df-nf 1509 df-sb 1811 df-clab 2218 df-cleq 2224 df-clel 2227 df-nfc 2363 df-ral 2515 df-v 2804 df-in 3206 df-ss 3213 df-int 3929 df-inn 9144 |
| This theorem is referenced by: nncni 9153 nnap0i 9174 nnne0i 9175 10re 9629 numlt 9635 numltc 9636 ef01bndlem 12335 pockthi 12949 strleun 13205 strle1g 13207 2strbasg 13221 2stropg 13222 tsetndxnbasendx 13292 plendxnbasendx 13306 dsndxnbasendx 13321 unifndxnbasendx 13331 slotsdifunifndx 13333 basendxnedgfndx 15881 struct2slots2dom 15908 |
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