ILE Home Intuitionistic Logic Explorer < Previous   Next >
Nearby theorems
Mirrors  >  Home  >  ILE Home  >  Th. List  >  recnprss GIF version

Theorem recnprss 12825
Description: Both and are subsets of . (Contributed by Mario Carneiro, 10-Feb-2015.)
Assertion
Ref Expression
recnprss (𝑆 ∈ {ℝ, ℂ} → 𝑆 ⊆ ℂ)

Proof of Theorem recnprss
StepHypRef Expression
1 elpri 3550 . 2 (𝑆 ∈ {ℝ, ℂ} → (𝑆 = ℝ ∨ 𝑆 = ℂ))
2 ax-resscn 7712 . . . 4 ℝ ⊆ ℂ
3 sseq1 3120 . . . 4 (𝑆 = ℝ → (𝑆 ⊆ ℂ ↔ ℝ ⊆ ℂ))
42, 3mpbiri 167 . . 3 (𝑆 = ℝ → 𝑆 ⊆ ℂ)
5 eqimss 3151 . . 3 (𝑆 = ℂ → 𝑆 ⊆ ℂ)
64, 5jaoi 705 . 2 ((𝑆 = ℝ ∨ 𝑆 = ℂ) → 𝑆 ⊆ ℂ)
71, 6syl 14 1 (𝑆 ∈ {ℝ, ℂ} → 𝑆 ⊆ ℂ)
Colors of variables: wff set class
Syntax hints:  wi 4  wo 697   = wceq 1331  wcel 1480  wss 3071  {cpr 3528  cc 7618  cr 7619
This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-ia1 105  ax-ia2 106  ax-ia3 107  ax-io 698  ax-5 1423  ax-7 1424  ax-gen 1425  ax-ie1 1469  ax-ie2 1470  ax-8 1482  ax-10 1483  ax-11 1484  ax-i12 1485  ax-bndl 1486  ax-4 1487  ax-17 1506  ax-i9 1510  ax-ial 1514  ax-i5r 1515  ax-ext 2121  ax-resscn 7712
This theorem depends on definitions:  df-bi 116  df-tru 1334  df-nf 1437  df-sb 1736  df-clab 2126  df-cleq 2132  df-clel 2135  df-nfc 2270  df-v 2688  df-un 3075  df-in 3077  df-ss 3084  df-sn 3533  df-pr 3534
This theorem is referenced by:  dvfgg  12826  dvaddxx  12836  dvmulxx  12837  dviaddf  12838  dvimulf  12839
  Copyright terms: Public domain W3C validator