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Theorem iscusgr 29450
Description: The property of being a complete simple graph. (Contributed by AV, 1-Nov-2020.)
Assertion
Ref Expression
iscusgr (𝐺 ∈ ComplUSGraph ↔ (𝐺 ∈ USGraph ∧ 𝐺 ∈ ComplGraph))

Proof of Theorem iscusgr
StepHypRef Expression
1 df-cusgr 29444 . 2 ComplUSGraph = (USGraph ∩ ComplGraph)
21elin2 4213 1 (𝐺 ∈ ComplUSGraph ↔ (𝐺 ∈ USGraph ∧ 𝐺 ∈ ComplGraph))
Colors of variables: wff setvar class
Syntax hints:  wb 206  wa 395  wcel 2106  USGraphcusgr 29181  ComplGraphccplgr 29441  ComplUSGraphccusgr 29442
This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1792  ax-4 1806  ax-5 1908  ax-6 1965  ax-7 2005  ax-8 2108  ax-9 2116  ax-ext 2706
This theorem depends on definitions:  df-bi 207  df-an 396  df-tru 1540  df-ex 1777  df-sb 2063  df-clab 2713  df-cleq 2727  df-clel 2814  df-v 3480  df-in 3970  df-cusgr 29444
This theorem is referenced by:  cusgrusgr  29451  cusgrcplgr  29452  iscusgrvtx  29453  cusgruvtxb  29454  iscusgredg  29455  cusgr0  29458  cusgr0v  29460  cusgr1v  29463  cusgrop  29470  cusgrexi  29475  structtocusgr  29478  cusgrres  29481
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