Hsu H. Schaum's Outlines Signals and Systems

McGraw-Hill, 1995. — 480 p. — (Schaum's Outline). — ISBN 0-07-030641-9.Master signals and systems with Schaum's, the high-performance study guide. Inside, you will find:
571 fully solved problems;
Hundreds of additional practice problems, with answers supplied;
Clear explanations of the math you need for signals and systems;
Detailed examples of both continuoustime and discrete time signals and systems.Signals and Systems.
Linear Time-Invariant Systems.
Laplace Transform and Continuous-Time LTI Systems.
The z-Transform and Discrete-Time LTI Systems.
Fourier Analysis of Continuous-Time Signals and Systems.
Fourier Analysis of Discrete-Time Signals and Systems.
State Space Analysis.
Review of Matrix Theory.
Properties of Linear Time-Invariant Systems and Various Transforms.
Review of Complex Numbers.
Useful Mathematical Formulas.