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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 11198 | . 2 ⊢ 0 ∈ ℝ | |
| 2 | 1re 11196 | . 2 ⊢ 1 ∈ ℝ | |
| 3 | prssi 4782 | . 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 2145 ⊆ wss 3907 {cpr 4587 ℝcr 11087 0cc0 11088 1c1 11089 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1818 ax-4 1832 ax-5 1933 ax-6 1990 ax-7 2031 ax-8 2147 ax-9 2155 ax-ext 2737 ax-1cn 11146 ax-icn 11147 ax-addcl 11148 ax-addrcl 11149 ax-mulcl 11150 ax-mulrcl 11151 ax-i2m1 11156 ax-1ne0 11157 ax-rnegex 11159 ax-rrecex 11160 ax-cnre 11161 |
| This theorem depends on definitions: df-bi 210 df-an 401 df-or 861 df-3an 1103 df-tru 1566 df-fal 1576 df-ex 1803 df-sb 2094 df-clab 2744 df-cleq 2757 df-clel 2840 df-ne 2961 df-ral 3080 df-rex 3090 df-rab 3418 df-v 3459 df-dif 3910 df-un 3912 df-ss 3924 df-nul 4289 df-if 4484 df-sn 4586 df-pr 4588 df-op 4592 df-uni 4868 df-br 5105 df-iota 6481 df-fv 6533 df-ov 7403 |
| This theorem is referenced by: fvindre 12214 fprodex01 33077 indsumin 33089 circlemethnat 34940 |
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