《管理信息系统》课程教学资源（案例）案例7：一个公司的人事管理系统

9.1 The Laplace Transform 1. The relationship 2. Region of Convergence（收敛域）

Let be a band-limited signal with then is uniquely determined by its samples if where

对外经济贸易大学：《管理信息系统》课程教学资源（授课教案，理论部分）第十章 管理系统的实践

6.1 The Magnitude-Phase Representation （ 幅度-相位） of the Fourier Transform

4.1 Representation of Aperiodic Signals :The Continuous-Time Fourier Transform

1. Continuous-time system 2. Discrete-time system

2.1 Discrete-time LTI Systems : The Convolution Sum （卷积和） 2.1.1 The Representation of Discrete-Time Signals in Terms of impulses

1. is absolutely summable, 2. has finite energy

Chapter 1 Signals and Systems (1) A simple RC circuit Source voltage Vs and Capacitor voltage Vc (2) An automobile