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,
Philaethria dido dido" is often confused with "Siproeta stelenes". They have a similar coloration, but their wing shapes are different and whereas "P. dido" flies high in the canopy, "S. stelenes" is often to be seen in forest clearings and open secondary forest. Three subspecies are recognized. "Philaethria dido chocoensis" is found only on the western side of the Andes, its range extending from Ecuador to the Chocó region in northwestern Colombia. "Philaethria dido dido" inhabits tropical rainforests of South America east of the Andes, from Colombia to Bolivia. "Philaethria dido panamensis" lives only in Panama, from San Blas to Chiriquí "Philaethria