Fosbury Flop Fosbury Flop The Fosbury Flop is a style used in the athletics event of high jump. It was popularized and perfected by American athlete Dick Fosbury, whose gold medal in the 1968 Summer Olympics brought it to the world's attention. Over the next few years, the flop became the dominant style of the event and remains so today. Before Fosbury, most elite jumpers used the straddle technique, Western Roll, Eastern cut-off or even scissors jump to clear the bar. Given that landing surfaces had previously been sandpits or low piles of matting, high jumpers of earlier years had to land
Event partitioning The premise of event partitioning is that systems exist to respond to external events: identify what happens in the business environment that requires planned responses, then define and build systems to respond according to the rules of the business. In particular, a business system exists to service the requests of customers. A customer, in the jargon of the Unified Modeling Language (UML), is an "actor". The method has the following steps. The technique was extended with "non-event" events by Paul T. Ward and Stephen J. Mellor in "Structured Development for Real-Time Systems: Essential Modeling Techniques". Yourdon/DeMarco style of data dictionary