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| Mirrors > Home > MPE Home > Th. List > pr01ssre | Structured version Visualization version GIF version | ||
| Description: The pair {0, 1} is a subset of ℝ. (Contributed by Thierry Arnoux, 14-Aug-2017.) |
| Ref | Expression |
|---|---|
| pr01ssre | ⊢ {0, 1} ⊆ ℝ |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | 0re 11205 | . 2 ⊢ 0 ∈ ℝ | |
| 2 | 1re 11203 | . 2 ⊢ 1 ∈ ℝ | |
| 3 | prssi 4787 | . 2 ⊢ ((0 ∈ ℝ ∧ 1 ∈ ℝ) → {0, 1} ⊆ ℝ) | |
| 4 | 1, 2, 3 | mp2an 704 | 1 ⊢ {0, 1} ⊆ ℝ |
| Colors of variables: wff setvar class |
| Syntax hints: ∈ wcel 2143 ⊆ wss 3905 {cpr 4591 ℝcr 11094 0cc0 11095 1c1 11096 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1825 ax-4 1839 ax-5 1940 ax-6 1997 ax-7 2038 ax-8 2145 ax-9 2153 ax-ext 2735 ax-1cn 11153 ax-icn 11154 ax-addcl 11155 ax-addrcl 11156 ax-mulcl 11157 ax-mulrcl 11158 ax-i2m1 11163 ax-1ne0 11164 ax-rnegex 11166 ax-rrecex 11167 ax-cnre 11168 |
| This theorem depends on definitions: df-bi 210 df-an 401 df-or 861 df-3an 1105 df-tru 1573 df-fal 1583 df-ex 1810 df-sb 2097 df-clab 2742 df-cleq 2755 df-clel 2838 df-ne 2959 df-ral 3080 df-rex 3090 df-rab 3417 df-v 3457 df-dif 3908 df-un 3910 df-ss 3922 df-nul 4287 df-if 4488 df-sn 4590 df-pr 4592 df-op 4596 df-uni 4873 df-br 5110 df-iota 6492 df-fv 6544 df-ov 7413 |
| This theorem is referenced by: fvindre 12221 fprodex01 33169 indsumin 33181 circlemethnat 35028 |
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