Note, that there is also a Kronecker-pencil algorithm called kroneck built into Scilab (see the Scilab-documentation for more details).
Thanks to Ricardo Zavala Yoe for testing the package and reporting a bug (which is already fixed).
The string is assumed to have linear elastic properties but the geometrical nonlinearities are regarded.
To run the script download it to a local directory,
change to that directory, launch scilab and run the command
After some computing time a
graphics window with the moving string should pop up.
A snapshoot is shown in the following picture:
Enjoy the show!