So far this law seems evidently an improvement upon the ancient system.

He also exerted substantial influence upon the German educational system.

Then during a finite time a small disturbing force acts upon the system.

They're dependent upon the system to a certain extent.

A variety of measurement systems are available, and use may depend upon the system being tested.

Therefore, the demands placed upon the system are much lower.

Increasingly at risk, she said, are female single parents who are dependent upon the social system for their support.

That makes sense because it would build upon the system that already provides coverage to most Americans.

It is used to impose a particular value of a state parameter upon the system.

The classification was based upon the system designed for field athletics events.