Hong-Jian Lai

 Department of Mathematics

West Virginia University


Paul A. Catlin

A mentor and a friend

Publications of Catlin




  Office: (304) 293-2976

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Research Interests and Open Problems


West Virginia University

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Department of Mathematics

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Math Colloquia of This Semester


Math 156

(IEEE Xplore)






 Hong-Jian's Tips for Calculus


1.      Calculus I

2.      Calculus II

3.      Calculus III

4.      From Words to Algebra

5.      Review Assistances for Calculus/Algebra





  1. Matrices in Combinatorics and Graph Theory (with Bolian Liu) Errata

Kluwer Academic Publishers, Vol. 3 of Network Theory and Applications, (2000), (ISBN: 0-7923-6469-4)

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  1. Matroid Theory (in Chinese) Errata

Chinese Higher Education Press, (2002), (ISBN: 7-04-010563-2)

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1.      http://dict.hjenglish.com/(Dictionary)