| Parameter | Input | Description |
|---|---|---|
| m | Mass of each string segment | |
| l | Natural length of the string as a fraction of the length of the box | |
| k | Resistance to motion | |
| λ | Modulus of elasticity | |
| s(x) | Initial position of each string segment as a function of x | |
| v(x) | Initial velocity of each string segment as a function of x | |
| dt | Time step size | |
| steps | Amount of time steps to process for each update |