| Mathbox for Glauco Siliprandi |
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| Mirrors > Home > MPE Home > Th. List > Mathboxes > rrpsscn | Structured version Visualization version GIF version | ||
| Description: The positive reals are a subset of the complex numbers. (Contributed by Glauco Siliprandi, 29-Jun-2017.) |
| Ref | Expression |
|---|---|
| rrpsscn | ⊢ ℝ+ ⊆ ℂ |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | rpcn 12951 | . 2 ⊢ (𝑥 ∈ ℝ+ → 𝑥 ∈ ℂ) | |
| 2 | 1 | ssriv 3926 | 1 ⊢ ℝ+ ⊆ ℂ |
| Colors of variables: wff setvar class |
| Syntax hints: ⊆ wss 3890 ℂcc 11034 ℝ+crp 12940 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1802 ax-4 1816 ax-5 1917 ax-6 1974 ax-7 2015 ax-8 2121 ax-9 2129 ax-ext 2712 ax-resscn 11093 |
| This theorem depends on definitions: df-bi 208 df-an 397 df-ex 1787 df-sb 2074 df-clab 2719 df-cleq 2732 df-clel 2815 df-rab 3393 df-ss 3907 df-rp 12941 |
| This theorem is referenced by: stirlinglem8 46531 |
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