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Theorem nn0sscn 9547
Description: Nonnegative integers are a subset of the complex numbers.) (Contributed by NM, 9-May-2004.)
Assertion
Ref Expression
nn0sscn 0 ⊆ ℂ

Proof of Theorem nn0sscn
StepHypRef Expression
1 nn0ssre 9546 . 2 0 ⊆ ℝ
2 ax-resscn 8261 . 2 ℝ ⊆ ℂ
31, 2sstri 3257 1 0 ⊆ ℂ
Colors of variables: wff set class
Syntax hints:  wss 3220  cc 8167  cr 8168  0cn0 9542
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 721  ax-5 1500  ax-7 1501  ax-gen 1502  ax-ie1 1546  ax-ie2 1547  ax-8 1557  ax-10 1558  ax-11 1559  ax-i12 1560  ax-bndl 1562  ax-4 1563  ax-17 1579  ax-i9 1583  ax-ial 1587  ax-i5r 1588  ax-ext 2220  ax-sep 4244  ax-cnex 8260  ax-resscn 8261  ax-1re 8263  ax-addrcl 8266  ax-rnegex 8278
This theorem depends on definitions:  df-bi 117  df-tru 1405  df-nf 1514  df-sb 1816  df-clab 2225  df-cleq 2231  df-clel 2234  df-nfc 2381  df-ral 2533  df-rex 2534  df-v 2823  df-un 3224  df-in 3226  df-ss 3233  df-sn 3711  df-int 3966  df-inn 9284  df-n0 9543
This theorem is referenced by:  nn0cn  9552  nn0expcl  10968  fsumnn0cl  12148  fprodnn0cl  12357  eulerthlemrprm  12985  eulerthlema  12986
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