Theorem rpssre 9860

Description: The positive reals are a subset of the reals. (Contributed by NM, 24-Feb-2008.)

Assertion

Ref	Expression
rpssre	⊢ ℝ+ ⊆ ℝ

Proof of Theorem rpssre

Step	Hyp	Ref	Expression
1		rpre 9856	. 2 ⊢ (𝑥 ∈ ℝ+ → 𝑥 ∈ ℝ)
2	1	ssriv 3228	1 ⊢ ℝ+ ⊆ ℝ

Syntax hints:   ⊆ wss 3197  ℝcr 7998  ℝ⁺crp 9849

This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-ia1 106  ax-ia2 107  ax-ia3 108  ax-io 714  ax-5 1493  ax-7 1494  ax-gen 1495  ax-ie1 1539  ax-ie2 1540  ax-8 1550  ax-10 1551  ax-11 1552  ax-i12 1553  ax-bndl 1555  ax-4 1556  ax-17 1572  ax-i9 1576  ax-ial 1580  ax-i5r 1581  ax-ext 2211

This theorem depends on definitions:  df-bi 117  df-nf 1507  df-sb 1809  df-clab 2216  df-cleq 2222  df-clel 2225  df-nfc 2361  df-rab 2517  df-in 3203  df-ss 3210  df-rp 9850

This theorem is referenced by:  rpred  9892  rpexpcl  10780  resqrexlemcvg  11530  resqrexlemsqa  11535  fsumrpcl  11915  fprodrpcl  12122  metuex  14519