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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 12598 | . 2 ⊢ (𝑥 ∈ ℙ → 𝑥 ∈ ℕ) | |
| 2 | 1 | ssriv 3208 | 1 ⊢ ℙ ⊆ ℕ |
| Colors of variables: wff set class |
| Syntax hints: ⊆ wss 3177 ℕcn 9078 ℙcprime 12595 |
| 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 713 ax-5 1473 ax-7 1474 ax-gen 1475 ax-ie1 1519 ax-ie2 1520 ax-8 1530 ax-10 1531 ax-11 1532 ax-i12 1533 ax-bndl 1535 ax-4 1536 ax-17 1552 ax-i9 1556 ax-ial 1560 ax-i5r 1561 ax-ext 2191 |
| This theorem depends on definitions: df-bi 117 df-3an 985 df-tru 1378 df-nf 1487 df-sb 1789 df-clab 2196 df-cleq 2202 df-clel 2205 df-nfc 2341 df-ral 2493 df-rab 2497 df-v 2781 df-un 3181 df-in 3183 df-ss 3190 df-sn 3652 df-pr 3653 df-op 3655 df-br 4063 df-prm 12596 |
| This theorem is referenced by: prmex 12601 1arith 12856 prminf 12992 |
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