Ln

Figure 3.3: An example of multi-degree-of-freedom (MDF) sytem with degrees of freedom in y direction

The inertial forces can be written as:

f Fti )

M1

U1

FI2

M2

U 2

> =

<

>

Fl (n-1)

Mi (n-i)..

Un-1

[ FIn J

Mln

Un

g

or it can be write as:

"rl t

0 0

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