J4 ›› 2010, Vol. 45 ›› Issue (4): 21-23.
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CHANG Ren-Ying
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Abstract:
An isolated toughness condition for graphs to be (a,b,k)-critical is given. Also, it is shown that the result is the best possible in some sense.
Key words: graph; isolated toughness; ［a,b］-factor; (a,b,k)-critical graph
CHANG Ren-Ying. A sufficient condition for (a,b,k)-critical graphs[J].J4, 2010, 45(4): 21-23.
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