Straddle technique in 1978. (His best result was obtained in Milan at the 1978 European Athletics Indoor Championships). That was improved upon in 1980 by a flopper, Jacek Wszola of Poland. The last Olympic gold medal in the high jump events using that technique was won by East Germany's Rosemarie Ackermann in 1976. All of the subsequent record holders have used the Fosbury Flop, which Dick Fosbury used in his win in Mexico City in 1968. There is some debate over which of the two techniques is more efficient in clearing of the bar. Although both have advantages and disadvantages, the Fosbury
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