Description: The inverse Z-transform is the process of converting Z-transformed data back to the time domain. This process is fundamental in signal processing, as it allows for the recovery of the original signal from its representation in the Z-domain, which is a mathematical tool used to analyze linear and discrete systems. The Z-transform is particularly useful in the analysis of control systems and in the design of digital filters, as it facilitates the manipulation of discrete signals. The inversion of the Z-transform involves the use of specific mathematical techniques, such as power series or the use of transform tables, to obtain the time-domain function of the signal from its representation in the Z-domain. This process is crucial for the implementation of algorithms in digital systems, where domain conversion is a common operation. The ability to invert the Z-transform allows engineers and data scientists to work with signals in their most useful form and apply it in various applications, from telecommunications engineering to audio and video processing.