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| Mirrors > Home > ILE Home > Th. List > zssre | GIF version | ||
| Description: The integers are a subset of the reals. (Contributed by NM, 2-Aug-2004.) |
| Ref | Expression |
|---|---|
| zssre | ⊢ ℤ ⊆ ℝ |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | zre 9418 | . 2 ⊢ (𝑥 ∈ ℤ → 𝑥 ∈ ℝ) | |
| 2 | 1 | ssriv 3208 | 1 ⊢ ℤ ⊆ ℝ |
| Colors of variables: wff set class |
| Syntax hints: ⊆ wss 3177 ℝcr 7966 ℤcz 9414 |
| 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-3or 984 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-rex 2494 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-uni 3868 df-br 4063 df-iota 5254 df-fv 5302 df-ov 5977 df-neg 8288 df-z 9415 |
| This theorem is referenced by: suprzclex 9513 zred 9537 lbzbi 9779 fzval2 10175 zsupcl 10418 infssuzex 10420 infssuzcldc 10422 seq3coll 11031 summodclem2a 11858 fsum3cvg3 11873 prodmodclem2a 12053 gcddvds 12450 dvdslegcd 12451 |
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