$ python runup.py
Time = 0.0000, steps=0 (0)
Time = 0.1000, delta t in [0.01373568, 0.01683588], steps=7 (7)
Time = 0.2000, delta t in [0.01203520, 0.01357912], steps=8 (8)
Time = 0.3000, delta t in [0.01144234, 0.01193508], steps=9 (9)
Time = 0.4000, delta t in [0.01141301, 0.01152065], steps=9 (9)
...