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+//example 2.4d,pg.no.17
+x=[2 4 6 8]
+xm=3;//denote 3rd sample has pad
+x1=[1 3 5 7]
+x2=interpln([x1;x],1:6)
+xm=xm+1*(xm-1);//shift in pad due to interpolation
+xm=xm-1//shift in pad due to delay
+y=[x2(2:2:xm-2),x2(xm:2:length(x2))]//decimation \ No newline at end of file