Figure 5From: Relative oscillation theory for matrix Sturm-Liouville difference equations extended Graphs of the signs of the Wronskian, C i (a,b)= q i (a)− q ˆ i (b) , B i (a,b)= r ˆ i − 1 (b)− r i − 1 (a) and the relative oscillation numbers in Example 4.3 for a=−10 , b=10 . Back to article page