Papers Published

2. Xuzhen XIE, Takao ONO and Tomio HIRATA, IEICE Transactions, E87-A, 5:1029-1033, 2004.
An Improved Algoirthm for the Nearly Equitable Edge-coloring Problem

1. Xuzhen XIE, Takao ONO and Tomio HIRATA, IEICE Transactions, E86-A, 5:1046-1051, 2003.
On Approximation Algorithms for Coloring k-colorable Graphs

Meetings

3. Xuzhen XIE, Takao ONO and Tomio HIRATA, IPSJ SIG Technical Report, AL-92-4, 2003.
On Approximation Algorithms for Coloring k-colorable Graphs

2. Xuzhen XIE, Takao ONO and Tomio HIRATA, IPSJ SIG Technical Report, AL-87-5, 2002.
Some Discussion on the Approximation Algorithms for Coloring k-colorable Graphs

1. Xuzhen XIE, Takao ONO and Tomio HIRATA, IPSJ SIG Technical Report, AL-85-8, 2002.
Simple Combinations of Algorithms for 4-colorable Graphs