A Note on Lattice Paths with Diagonal Steps in Three-Dimensional Space
Received:May 26, 2003  
Key Words: lattice path   diagonal step   Andre's reflection principle  
Fund Project:the Natural Science Foundation of Education Department of Jiangsu Province (02KJB52005).
Author NameAffiliation
LU Qing-lin Dept. of Math., Xuzhou Normal University, Jiangsu 221116, China 
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Abstract:
      Jr. Stocks[4] discussed lattice paths from (0, 0, 0) to (n, n, n) with diagonal steps under some restrictions. In this note, we give simpler formulas for the main results in [4], and extend them to a general case.
Citation:
DOI:10.3770/j.issn:1000-341X.2005.03.010
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