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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 9149 | . 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 8030 ℕcn 9142 |
| 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 8122 ax-resscn 8123 ax-1re 8125 ax-addrcl 8128 |
| 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 9143 |
| This theorem is referenced by: nncni 9152 nnap0i 9173 nnne0i 9174 10re 9628 numlt 9634 numltc 9635 ef01bndlem 12316 pockthi 12930 strleun 13186 strle1g 13188 2strbasg 13202 2stropg 13203 tsetndxnbasendx 13273 plendxnbasendx 13287 dsndxnbasendx 13302 unifndxnbasendx 13312 slotsdifunifndx 13314 basendxnedgfndx 15861 struct2slots2dom 15888 |
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