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Theorem rrpsscn 46018
Description: The positive reals are a subset of the complex numbers. (Contributed by Glauco Siliprandi, 29-Jun-2017.)
Assertion
Ref Expression
rrpsscn + ⊆ ℂ

Proof of Theorem rrpsscn
StepHypRef Expression
1 rpcn 12953 . 2 (𝑥 ∈ ℝ+𝑥 ∈ ℂ)
21ssriv 3925 1 + ⊆ ℂ
Colors of variables: wff setvar class
Syntax hints:  wss 3889  cc 11036  +crp 12942
This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1797  ax-4 1811  ax-5 1912  ax-6 1969  ax-7 2010  ax-8 2116  ax-9 2124  ax-ext 2708  ax-resscn 11095
This theorem depends on definitions:  df-bi 207  df-an 396  df-ex 1782  df-sb 2069  df-clab 2715  df-cleq 2728  df-clel 2811  df-rab 3390  df-ss 3906  df-rp 12943
This theorem is referenced by:  stirlinglem8  46509
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