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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 12476 | . 2 ⊢ (𝑥 ∈ ℙ → 𝑥 ∈ ℕ) | |
| 2 | 1 | ssriv 3198 | 1 ⊢ ℙ ⊆ ℕ |
| Colors of variables: wff set class |
| Syntax hints: ⊆ wss 3167 ℕcn 9043 ℙcprime 12473 |
| 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 711 ax-5 1471 ax-7 1472 ax-gen 1473 ax-ie1 1517 ax-ie2 1518 ax-8 1528 ax-10 1529 ax-11 1530 ax-i12 1531 ax-bndl 1533 ax-4 1534 ax-17 1550 ax-i9 1554 ax-ial 1558 ax-i5r 1559 ax-ext 2188 |
| This theorem depends on definitions: df-bi 117 df-3an 983 df-tru 1376 df-nf 1485 df-sb 1787 df-clab 2193 df-cleq 2199 df-clel 2202 df-nfc 2338 df-ral 2490 df-rab 2494 df-v 2775 df-un 3171 df-in 3173 df-ss 3180 df-sn 3640 df-pr 3641 df-op 3643 df-br 4048 df-prm 12474 |
| This theorem is referenced by: prmex 12479 1arith 12734 prminf 12870 |
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