- #1

Robin04

- 260

- 16

## Homework Statement

##\ddot{\Phi_i}-\frac{k}{ml^2}\Phi_i+\frac{k}{ml^2}\Phi_{i+1}=0##

This is the equation of motion of a series of pendulums linked by a torsion spring in the case where ##g=0##

## Homework Equations

## The Attempt at a Solution

I haven't really met this type of equation before. I should look for wave solutions but have no idea how to give this explicitly.