English

Counting of paths and the multiplicity of determinantal rings

Commutative Algebra 2007-05-23 v1

Abstract

In this paper, we derive several formulas of counting families of non-intersecting paths for two-sided ladder-shaped regions. As an application, we give a new proof to a combinatorial interpretation of Fibonacci numbers obtained by G. Andrews in 1974.

Keywords

Cite

@article{arxiv.math/0210375,
  title  = {Counting of paths and the multiplicity of determinantal rings},
  author = {Hsin-Ju Wang},
  journal= {arXiv preprint arXiv:math/0210375},
  year   = {2007}
}

Comments

23 pages