This is a preview. Log in through your library . Abstract Fermat 's principle of stationary travel time serves as a powerful tool for solving direct and inverse problems of wave propagation in media ...

Researchers have proven that a fundamental law of physics applies in the quantum realm. The principle of least action dictates that objects will (unless interfered with) always move along the route ...

This is a preview. Log in through your library . Abstract We derive a new maximal inequality for stationary sequences under a martingale-type condition introduced by Maxwell and Woodroofe [Ann. Probab ...