Inverse z-Transforms X(a)=X(re)=F nr, x=reJE roc a[]r-n=F-X(re)) 2丌J2π X(reJu)e X(re)"eun dw 2TJ2丌 for fixed 2=7e→d2=jre1d→d=z-1dz X(2)2-dzInverse z-Transforms for fixed r: