Complex transformations and signal behaviors are accompanied by clear diagrams.
If you are interested in learning more about signals and systems, here are some recommended books: Signals And Systems By Sanjay Sharma Pdf
Here, the book deep dives into system properties. Students learn to check whether a system is Linear, Time-Invariant (LTI), Causal, Stable (BIBO stability), Static (Memoryless), or Invertible. Mastering this chapter is crucial, as LTI systems form the backbone of the rest of the curriculum. 3. Linear Time-Invariant (LTI) Systems here are some recommended books: Here