New folder for ex04 and dummy .m file
Added data files
matlab code mostly done
Merge branch 'master' of https://github.com/pheenx/modellbildung
deleted dummy .m
renamed variables to save all results in workspace
added data5.txt
Sheet no5, first exercise.
Added dummy matlab file for ex06.
Now with data.
ex 06.1
Merge branch 'master' into jan
implemented simloop
first idea to implement residuals function
added residuals.m
finished ex06_3 without bonus exercises