When changes are made to programs - to enhance their functionality, to improve performance, to migrate from one language or machine to another, or to convert a serial program to parallel form - there is no easy way to verify that the changes maintain program correctness. Checking the final result...
This investigation examined the possible role of musculoskeletal forces in the
human walk-run transition. In order to measure these forces a treadmill was constructed
which allowed the measurement of vertical ground reaction forces while subjects walked
and ran at prescribed speeds. Validation proved the device to be accurate and reliable...