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Theorem rrpsscn 46426
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 13057 . 2 (𝑥 ∈ ℝ+𝑥 ∈ ℂ)
21ssriv 3938 1 + ⊆ ℂ
Colors of variables:    wff setvar class
This proof depends on syntax axioms:  wss 3902  cc 11126  +crp 13046
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 2147  ax-9 2155  ax-ext 2734  ax-resscn 11185
This proof depends on definitions:  df-bi 210  df-an 402  df-ex 1813  df-sb 2100  df-clab 2741  df-cleq 2754  df-clel 2837  df-rab 3415  df-ss 3919  df-rp 13047
This theorem is used by:  stirlinglem8  46917
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