DIDO (software) used to solve problems in aerospace, robotics and search theory. The optimal control toolbox is named after Dido, the legendary founder and first queen of Carthage who is famous in mathematics for her remarkable solution to a constrained optimal control problem even before the invention of calculus. Invented by Ross, DIDO was first produced in 2001. The software is widely cited and has many firsts to its credit: Several different versions of DIDO are available from Elissar Global. DIDO (software) DIDO ( ) is a software product for solving general-purpose optimal control problems. It is widely used in academia, industry,
Tyre, Lebanon and the inhabitants are "Tyrians". Tyre is an ancient Phoenician city and the legendary birthplace of Europa and Dido (Elissa). Today it is the fourth largest city in Lebanon after Beirut, Tripoli and Sidon. and houses one of the nation's major ports. Tourism is a major industry. The city has a number of ancient sites, including its Roman Hippodrome, which was added to UNESCO's list of World Heritage Sites in 1979. Tyre originally consisted of two distinct urban centres: Tyre itself, which was on an island just off shore, and the associated settlement of Ushu on the adjacent mainland. Alexander