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Consider a spring-mass system shown in the figure below.
Applying F = ma in the x-direction, we get the following differential equation for the location x(t) of the center of the mass:
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{latex} \[ m \ddot{x} + k x =0 \] {latex} |
The initial conditions at t=0 are {latex}
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\[
x(0)=1,
\]
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and
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{latex} \[ v(0)=\dot{x} ̇(0)=0 \] {latex} |
The first condition above specifies the initial location x(0) and the second condition, the initial velocity v(0).
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