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| Mirrors > Home > ILE Home > Th. List > prmssnn | GIF version | ||
| Description: The prime numbers are a subset of the positive integers. (Contributed by AV, 22-Jul-2020.) |
| Ref | Expression |
|---|---|
| prmssnn | ⊢ ℙ ⊆ ℕ |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | prmnn 12684 | . 2 ⊢ (𝑥 ∈ ℙ → 𝑥 ∈ ℕ) | |
| 2 | 1 | ssriv 3231 | 1 ⊢ ℙ ⊆ ℕ |
| Colors of variables: wff set class |
| Syntax hints: ⊆ wss 3200 ℕcn 9143 ℙcprime 12681 |
| 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 |
| This theorem depends on definitions: df-bi 117 df-3an 1006 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-rab 2519 df-v 2804 df-un 3204 df-in 3206 df-ss 3213 df-sn 3675 df-pr 3676 df-op 3678 df-br 4089 df-prm 12682 |
| This theorem is referenced by: prmex 12687 1arith 12942 prminf 13078 |
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