Philo was the author of a large work, Mechanike syntaxis (Compendium of Mechanics), which contained the following sections:Isagoge (ε?σαγωγ?) - an introduction to mathematicsMochlica (μοχλ ...
Main articles: Cinema of Sri Lanka, Music of Sri Lanka, Dances of Sri Lanka, Theatre of Sri Lanka and Sri Lankan literatureThe movie Kadawunu Poronduwa (The broken promise), produced by S. M. Nayagam ...
Sri Lanka is a founding member of the Non-Aligned Movement (NAM). While ensuring that it maintains its independence, Sri Lanka has cultivated relations with India. Sri Lanka became a member of the Uni ...
In antiquity, Sri Lanka was known to travellers by a variety of names. Known in India as Lanka or Sinhala, ancient Greek geographers called it Taprobane /t??pr?b?ni?/ and Arabs referred to it as ...
A sluice (from the Dutch "sluis") is a water channel controlled at its head by a gate. A mill race, leet, flume, penstock or lade is a sluice channelling water toward a water mill. The terms sluice, s ...
The Ptolemaic dynasty, (Ancient Greek: Πτολεμα?οι, sometimes also known as the Lagids or Lagides, Ancient Greek: Λαγ?δαι, from the name of Ptolemy I's father, Lagus) were the Macedoni ...
Ptolemaic Egypt, along with the other Hellenistic states outside of the Greek mainland after Alexander the Great, had its armies based on the Macedonian phalanx and featured Macedonian and native troo ...
The era of Ptolemaic reign in Egypt is one of the most well documented time periods of the Hellenistic Era; a wealth of papyri written in Greek and Egyptian of the time have been discovered in Egypt.B ...
Ptolemy II began his reign as co-regent with his father Ptolemy I from ca. 285 BC to ca. 283 BC, and maintained a splendid court in Alexandria.Egypt was involved in several wars during his reign. Maga ...
Egyptian and Persian works Probably first cut or at least begun by Necho II, in the late 6th century BC, Darius the Great either re-dug or completed it. Exactly when it was finally completed is not kn ...
A pound lock is a type of lock that is used almost exclusively nowadays on canals and rivers. A pound lock has a chamber (the pound) with gates at both ends that control the level of water in the poun ...
The Falkirk Wheel, the world's first rotating boat lift, acts as the centrepiece of the restoration of the Forth and Clyde and Union Canals. The spectacular "Wheel" presents the 21st century's solutio ...
A flood gate or "stop gate" is the cheaper equivalent of a flood lock. Only one set of gates exist, and so when the river is higher than the canal, the gates are closed and navigation ceases. These ar ...
Winding gear is the mechanism which allows paddles to be lifted (opened) or lowered (closed). Typically, a square-section stub emerges from the housing of the winding gear. This is the axle of a sproc ...
A pound lock is a type of lock that is used almost exclusively nowadays on canals and rivers. A pound lock has a chamber (the pound) with gates at both ends that control the level of water in the poun ...
