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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 12705 | . 2 ⊢ (𝑥 ∈ ℙ → 𝑥 ∈ ℕ) | |
| 2 | 1 | ssriv 3230 | 1 ⊢ ℙ ⊆ ℕ |
| Colors of variables: wff set class |
| Syntax hints: ⊆ wss 3199 ℕcn 9148 ℙcprime 12702 |
| 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 |
| This theorem depends on definitions: df-bi 117 df-3an 1006 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-rab 2518 df-v 2803 df-un 3203 df-in 3205 df-ss 3212 df-sn 3676 df-pr 3677 df-op 3679 df-br 4090 df-prm 12703 |
| This theorem is referenced by: prmex 12708 1arith 12963 prminf 13099 |
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