A Polynomial Algorithm for Weighted Toughness of Interval Graphs
The concept of toughness, introduced by Chva´tal, has been widely used as an important invulnerability parameter. This parameter is generalized to weighted graphs, and the concept of weighted toughness is proposed. A polynomial algorithm for computing the weighted toughness of interval graphs is giv...
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Main Authors: | Ming Shi, Zongtian Wei |
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Format: | Article |
Language: | English |
Published: |
Wiley
2021-01-01
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Series: | Journal of Mathematics |
Online Access: | http://dx.doi.org/10.1155/2021/6657594 |
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