It was one of the 48 constellations listed by the 2nd century AD astronomer Ptolemy, and it remains one of the 88 modern constellations.

Another possibility, raised in an essay by the Swedish fantasy writer and editor Rickard Berghorn, is that the name Alhazred was influenced by references to two historical authors whose names were Latinized as Alhazen: Alhazen ben Josef, who translated Ptolemy into Arabic ; and Abu ' Ali al-Hasan ibn al-Haytham, who wrote about optics, mathematics and physics.

Whatever the truth behind this, the young king was forced to depend heavily on his Ptolemaic support and even struck portraits with the characteristic features of king Ptolemy I.

Ptolemy Philometor, who was Alexander's father-in-law, went over to his side, and Alexander was defeated in the battle of Antioch ( 145 BC ) in Syria, sometimes known as the battle of the Oenoparus.

He had an office in the Library of Alexandria, and was commissioned by Ptolemy to make a collection of all the tragedies and satyric dramas that were extant.

He was also an accomplished astronomer ; he lectured on Ptolemy and is known to have written a treatise on the astrolabe.

His third wife was the Greek Ptolemaic Princess Theoxena, who was the second daughter of Berenice I from her first husband Philip and was a stepdaughter of Ptolemy I Soter.

Pompey fled from Pharsalus to Egypt, where he was assassinated on the order of Pharaoh Ptolemy XIII.

Ptolemy, advised by his regent, the eunuch Pothinus, and his rhetoric tutor Theodotus of Chios, did not take into account that Caesar was granting amnesty to a great number of those of the senatorial faction in their defeat.

Capricornus is one of the 88 modern constellations, and was also one of the 48 constellations listed by the 2nd century astronomer Ptolemy.

Crux was visible to the Ancient Greeks ; Ptolemy regarded it as part of the constellation Centaurus.

One of the largest constellations, Centaurus was included among the 48 constellations listed by the 2nd century astronomer Ptolemy, and it remains one of the 88 modern constellations.

Cygnus was among the 48 constellations listed by the 2nd century astronomer Ptolemy, and it remains one of the 88 modern constellations.

On the map of Ptolemy, the " Kimbroi " are placed on the northernmost part of the peninsula of Jutland., i. e. in the modern landscape of Himmerland south of Limfjorden ( since Vendsyssel-Thy north of the fjord was at that time a group of islands ).

Mauretania was a client kingdom of Rome ruled by Ptolemy of Mauretania.

move seemingly had a strictly personal political motive – that is, fear and jealousy of his cousin Ptolemy – and thus the expansion was not set about in response to pressing military or economic needs.

Delphinus was one of the 48 constellations listed by the 2nd century astronomer Ptolemy, and it remains among the 88 modern constellations recognized by the International Astronomical Union.

He was active in Alexandria during the reign of Ptolemy I ( 323 – 283 BC ).

Proclus introduces Euclid only briefly in his fifth-century Commentary on the Elements, as the author of Elements, that he was mentioned by Archimedes, and that when King Ptolemy asked if there was a shorter path to learning geometry than Euclid's Elements, " Euclid replied there is no royal road to geometry.

It was one of the 48 constellations listed by the 2nd century astronomer Ptolemy, and remains one of the 88 modern constellations.

He was brought to the university at Alexandria by Ptolemy I, King of Egypt.

Ptolemy was the author of several scientific treatises, at least three of which were of continuing importance to later Islamic and European science.

Through the Middle Ages it was spoken of as the authoritative text on astronomy, with its author becoming an almost mythical figure, called Ptolemy, King of Alexandria.

Ptolemy was the author of two important scientific treatises.

Aristobulus was a Jewish philosopher of Alexandria and author of an apologetic work addressed to Ptolemy VI Philometor.

The letter's author alleges to be a be a courtier of Ptolemy II Philadelphus ( reigned 281-246 BCE ).

Philological analysis by Luis Vives, published in XXII libros de Civitate Dei Commentaria ( 1522 ), proposed that the pseudepigraphic letter was a forgery, being written by an author living half a century after Ptolemy II Philadelpheus ( 285-246 B. C ) and assuming the name of Aristeas.

It is suggested that Chembur is the same place referred to as Saimur by the Arab writers ( 915 – 1137 ), Sibor in Kosmas Indikopleustes ( 535 ), Chemula in the Kanheri cave inscriptions ( 300 – 500 ), Symulla by the author of the Periplus of the Erythraean sea ( 247 ), Symulla or Timulla by Ptolemy ( 150 ), and perhaps even Perimula by Pliny ( A. D. 77 ).

If the mention of Manetho in the Hibeh Papyri, dated to 241 / 40 BC, is in fact Manetho the author of Aegyptiaca, then he may well have been working during the reign of Ptolemy III Euergetes ( 246-222 BC ) as well.

Peter Tompkins ( April 19, 1919 in Athens, Georgia-January 23, 2007 ), father of author Ptolemy Tompkins, worked as a journalist, as well as an US military intelligence officer in Italy.

The founder of the mathematical school was the celebrated Euclid ; among its scholars were Archimedes ; Apollonius of Perga, author of a treatise on Conic Sections ; Eratosthenes, to whom we owe the first measurement of the earth ; and Hipparchus, the founder of the epicyclical theory of the heavens, afterwards called the Ptolemaic system, from its most famous expositor, Claudius Ptolemy.

The majority are Norse or Gaelic but the roots of several of the Hebrides may have a pre-Celtic origin and indeed the Haiboudai recorded by Ptolemy may itself be pre-Celtic.

The islands were mentioned by several early writers including Ptolemy ( vi.

It was common among the Macedonian upper class at the time of Alexander the Great, and there were several of this name among Alexander's army, one of whom made himself King of Egypt in 323 BC: Ptolemy I Soter.

There are several characters or items named after Ptolemy, including:

Two other fragmentary copies of the same decree were discovered later, and several similar Egyptian bilingual or trilingual inscriptions are now known, including two slightly earlier Ptolemaic decrees ( the Decree of Canopus in 238 BC, and the Memphis decree of Ptolemy IV, ca.

* The Hellenistic astronomer Ptolemy, in Almagest IV 2, discusses the duration and ratios of several periods related to the Moon, as known to " ancient astronomers " and " the Chaldeans " and improved by Hipparchus.

— Claudius Ptolemy ( in his work Optics ) wrote about the properties of light including: reflection, refraction, and color and tabulated angles of refraction for several media

Its empirical foundation was the 4267 month eclipse cycle, cited by Ptolemy as source of the " Babylonian " month, which was good to a fraction of a second ( 1 part in several million ).

Arrian mentions many others by name, but they would seem to have been little more than mountain torrents: the most important of them were Charieis, Chobus or Cobus, Singames, Tarsuras, Hippus, Astelephus, Chrysorrhoas, several of which are also noticed by Ptolemy and Pliny.

After several campaigns against Ptolemy on the coasts of Cilicia and Cyprus, Demetrius sailed with a fleet of 250 ships to Athens.

However, Ptolemy does attribute several seasonal indications ( parapegma ) to Conon.

At first Ptolemy made a successful descent upon Asia Minor and on several of the islands of the Archipelago, but he was at length totally defeated by Demetrius at the naval Battle of Salamis.

Claudius Ptolemy ( c. 120 CE ) was an ancient astronomer and astrologer in early Imperial Roman times who wrote several books on astronomy.

The Ems was known to several ancient authors: Pliny the Elder in Natural History ( 4. 14 ), Tacitus in the Annals ( Book 1 ), Pomponius Mela ( 3. 3 ), Strabo and Ptolemy, Geography ( 2. 10 ).

It was founded by Ancient Greeks in the 6th century BC and named Aulōn, one of several colonies on the Illyrian coast, mentioned for the first time by Ptolemy ( Geographia, III, xii, 2 ).

The book included several sets of aphorisms including the famous Centiloquium, the 100 sayings attributed to Ptolemy.

* The co-ordinates Ptolemy gives for Eblana places the settlement in the north of County Dublin, several kilometres from the site of the modern city of Dublin.

The Novantae are unique among the peoples that Ptolemy names in that their location is reliably known to have been in Galloway due to the way he named several readily identifiable physical features.

Following the death of his stepfather in 283 BC ; Magas tried on several occasions to wrestle independence for Cyrenaica until he crowned himself as King around 276 BC, during the reign of his maternal half-brother Ptolemy II.

Although that cycle was never used in any calendar, knowledge of it would have resided in the great library at Alexandria, established by Ptolemy II several decades earlier.

Ptolemy refers several times in his Almagest to a Theon who made observations at Alexandria, but it is uncertain whether he is referring to Theon of Smyrna.

Although the Angrivarii receive brief mention in Ptolemy ( 2. 10 ) and the Germania of Tacitus ( 33 ), they appear mainly at several locations in Annales.

Ptolemy II ( 283-46 BC ) is known to have built a large fleet of very large galleys with several experimental designs rowed by everything from 12 up to 40 rows of rowers, though most of these are considered to have been quite impractical.