1. Differential equation of a simple harmonicoscillation and its solution

1. Why we introduce the concepts of work and energy? F ma CWE theorem r r total = CWE theorem Conservation of energy (More universal) 2. About the systems that we discuss Ignore the size, internal structure, internal motion, deformations, and thermal effects

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习题二解答 1.利用导数定义推出:

Wave motion is the most universal physical phenomenon, we discover the wave motion all around us. Mechanical waves—acoustic wave, water wave Electromagnetic waves—radio, light wave Matter waves—electron wave

All around us: wheels, skaters, ballet, gymnasts, helicopter, rotors, mobile engines, CD disks, … Atomic world: electrons— “spin”, “orbit”. Universe: planets spin and orbiting the sun, galaxies spin, …

拉氏变换习题解答 习题一 1.求下列函数的拉氏变换并用查表的方法来验证结果

傅氏变换习题解答 习题 1.试证:若f()满足傅氏积分定理的条件,则有

习题四解答 1.下列数列{an}是否收敛?如果收敛,求出它们的极限:

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