ABSTRACT

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10.1 Introduction A lattice path (path for short) is what the name says: a path (walk) in a lattice in some d-dimensional Euclidean space. Formally, a lattice path P is a sequence P= (P0,P1, . . . ,Pl) of points Pi in Zd . Figure 10.1 shows the lattice path ((0,0),(1,1),

Figure 10.1 A lattice path.