信号与系统第二版作者是Steven T. Karris。全书分为基本信号表述，拉普拉斯变换，反拉普拉斯变换，电路分析，脉冲响应等章节。-Signals and Systems 2nd edition written by Steven T. Karris. The book is divided into basic signal representation, Laplace transform, anti-Laplace transform, circuit analysis, impulse response and other sections.