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The first four Mersenne primes were known by the [[Ancient Greece|Ancient Greeks]]. They are 3, 7, 31 and 127. The next, 8191, was discovered in [[1456]]. S ...

...nto 360 degrees (or 360°); this was first done by the Babylonians; Ancient Greeks, like [[Ptolemy]] later extended the theory. ...

The [[Ancient Greek]]s [[wikt:distinguish|distinguished]] between several types of magnit ...

...e=Inventors of the world|page=11|publisher=Warne|date=1962}}</ref> was a [[Ancient Greece|Greek]] [[scientist]]. He was an [[inventor]], an [[astronomer]], an ...or the "iron hand". It was used to defend the city from attacks by ships. Ancient writers said that it was a kind of [[crane (machine)|crane]] with a [[hook] ...

...ry, the world is created by the command of a [[god|divinity]], as in the [[ancient Egypt]]ian story of [[Ptah]] or the Genesis creation myth as a part of [[Je ...reality as το εν (The One). Parmenides' theory seemed implausible to many Greeks, but his student [[Zeno of Elea]] challenged them with several famous [[Zen ...

...thought numbers represented [[Shape|shapes]]: <blockquote>To the [ancient] Greeks, who looked upon [[mathematics]] from a [[Geometry|geometric]] perspective, ...

...<math>25/8</math> and <math>256/81</math>. Most historians believe that [[ancient Egypt]]ians had no concept of pi, and that the correspondence is a coincide ...were able to use a polygon with 16,384 sides to find the value of pi. The Greeks, like [[Anaxagoras]] of Clazomenae, were also busy with finding out other p ...