BilateralZTransform

BilateralZTransform[expr,n,z] gives the bilateral Z transform of expr.

BilateralZTransform[expr,{n1,…,nk},{z1,…,zk}] gives the multidimensional bilateral Z transform of expr.

Examples

BilateralZTransform[n UnitStep[n], n, z]

Please visit the official Wolfram Language Reference for more details.