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A velocipede (/ v ə ˈ l ɒ s ə p iː d /) is a human-powered land vehicle with one or more wheels. The most common type of velocipede today is the bicycle . The term was probably first coined by Karl von Drais in French as vélocipède for the French translation of his advertising leaflet for his version of the Laufmaschine , also now called ...
Humber was an English brand of bicycles and tricycles. Thomas Humber made himself a velocipede in 1868. From that time he built a substantial business in manufacturing tricycles and bicycles while continuously improving their design and construction. His products were so well-made and well-designed they were known as "the aristocrat among ...
[1] [2] [7] [8] Perreaux continued development of his steam cycle, and exhibited a tricycle version by 1884. [9] The only Michaux-Perreaux steam velocipede made, on loan from the Musée de l'Île-de-France, Sceaux , was the first machine viewers saw upon entering the Solomon R. Guggenheim Museum rotunda in The Art of the Motorcycle exhibition ...
The Svea Velocipede was an early bicycle type invented in the 19th century by the Swedish brothers Fredrik Ljungström and Birger Ljungström. The bicycle employed the today well-established bicycle frame but the drive of the wheel worked according to a completely different principle.
Essentially, the velocipede was a stepping stone that created a market for bicycles that led to the development of more advanced and efficient machines. However, the Franco-Prussian war of 1870 destroyed the velocipede market in France, and the "bone-shaker" enjoyed only a brief period of popularity in the United States, which ended by 1870 ...
2-opt. In optimization, 2-opt is a simple local search algorithm for solving the traveling salesman problem. The 2-opt algorithm was first proposed by Croes in 1958, [1] although the basic move had already been suggested by Flood. [2] The main idea behind it is to take a route that crosses over itself and reorder it so that it does not.
5 cm (2.0 in) Cluster duster [1] Bispira brunnea: Yes: Moderate: This species grows in groups of up to 100 individual tube worms, living together in a single clump. The clusters of tubes adhere to a rocky substrate at a central point. [2] 2.5 cm (1.0 in) Feather duster worm, Fan worm [1] Sabellastarte sp. Yes: Easy to Moderate
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