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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 9526 | . 2 ⊢ (𝑥 ∈ ℤ → 𝑥 ∈ ℝ) | |
| 2 | 1 | ssriv 3232 | 1 ⊢ ℤ ⊆ ℝ |
| Colors of variables: wff set class |
| Syntax hints: ⊆ wss 3201 ℝcr 8074 ℤcz 9522 |
| 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 717 ax-5 1496 ax-7 1497 ax-gen 1498 ax-ie1 1542 ax-ie2 1543 ax-8 1553 ax-10 1554 ax-11 1555 ax-i12 1556 ax-bndl 1558 ax-4 1559 ax-17 1575 ax-i9 1579 ax-ial 1583 ax-i5r 1584 ax-ext 2213 |
| This theorem depends on definitions: df-bi 117 df-3or 1006 df-3an 1007 df-tru 1401 df-nf 1510 df-sb 1811 df-clab 2218 df-cleq 2224 df-clel 2227 df-nfc 2364 df-rex 2517 df-rab 2520 df-v 2805 df-un 3205 df-in 3207 df-ss 3214 df-sn 3679 df-pr 3680 df-op 3682 df-uni 3899 df-br 4094 df-iota 5293 df-fv 5341 df-ov 6031 df-neg 8396 df-z 9523 |
| This theorem is referenced by: suprzclex 9621 zred 9645 lbzbi 9893 fzval2 10289 zsupcl 10535 infssuzex 10537 infssuzcldc 10539 seq3coll 11150 summodclem2a 12003 fsum3cvg3 12018 prodmodclem2a 12198 gcddvds 12595 dvdslegcd 12596 |
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