摘要
阻尼振动表达式为x=A_0e^(-βt)cos(wt+α),本文讨论如何由初始条件决定积分常数A_0和α,并指出初始条件是由外因提供的。
Damped ascillation is usually expressed as x=A_0e^(-βt) cos(wt+α)A_0,and α are integration constants.This article discusses how to detmine the integation contants from initial conditions which provided by external causes.
出处
《云南师范大学学报(自然科学版)》
1993年第1期28-31,共4页
Journal of Yunnan Normal University:Natural Sciences Edition
关键词
阻尼振动
初始条件
Damped ascillation Initial comdition