On December 17, 1903, the brothers Wilbur and Orville Wright flew the world's first successful airplane, following this with the first military airplane in 1908. (The 1908 Flyer was built by the brothers in response to a 1907 requirements specification for a 2-place aircraft capable of flying at 40 mph and able to be broken down and transported in a horse-drawn wagon. Technically, since it cras...

On Tuesday, 6 May 1760, the Order of the Garter conducted the installation of a knight at Windsor Castle, outside London. A day of ceremony and festivity, participated in by a throng of knights, nobility, clergy, and others, ended with a splendid ball and supper.1 On Wednesday most of those who attended as well as numerous servants made their way back to London (1). Among the travelers were fou...

Regarding increasing importance of tank wagons and efficiency in fluids transportation, their usage is increasing every day. Thus paying attention to their designs just as dynamic analysis of wagons during travelling time is vitally important. In this task, sloshing coefficient as prominent parameter in tank wagons designing has been investigated. To ease of efficient design, theses parameters ...

The BBP, BBP-type, Adamchik-Wagon, Chudnovsky's, and Ramanu-jan formulas of Pi are investigating by Mathematica. We point out errors of two BBP-like formulas.