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| Mirrors > Home > MPE Home > Th. List > Mathboxes > rpsscn | Structured version Visualization version GIF version | ||
| Description: The positive reals are a subset of the complex numbers. (Contributed by SN, 1-Oct-2025.) |
| Ref | Expression |
|---|---|
| rpsscn | ⊢ ℝ+ ⊆ ℂ |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | rpssre 13042 | . 2 ⊢ ℝ+ ⊆ ℝ | |
| 2 | ax-resscn 11174 | . 2 ⊢ ℝ ⊆ ℂ | |
| 3 | 1, 2 | sstri 3947 | 1 ⊢ ℝ+ ⊆ ℂ |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: ⊆ wss 3906 ℂcc 11115 ℝcr 11116 ℝ+crp 13034 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1828 ax-4 1842 ax-5 1943 ax-6 2000 ax-7 2041 ax-8 2148 ax-9 2156 ax-ext 2737 ax-resscn 11174 |
| This proof depends on definitions: df-bi 210 df-an 402 df-ex 1813 df-sb 2100 df-clab 2744 df-cleq 2757 df-clel 2840 df-rab 3419 df-ss 3923 df-rp 13035 |
| This theorem is used by: readvrec2 43182 |
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