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First Author:
 
Yu-hsien Liao
Department of Applied Mathematics, National Pingtung University, Taiwan
twincos@ms25.hinet.net
 
 
 
 

Second Author:

Ling-Yun Chung
Graduate School of Technological and Vocational Education, YunTech
darlingyun@gmail.com
 
 
 
 

Third Author:

Po-hang Wu
Department of Applied Mathematics, National Pingtung University of Education
pulo6240@hotmail.com
 
 
 
 
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