equant

  • 121Meton of Athens — (Greek: Μέτων ὁ Ἀθηναῖος; gen.: Μέτωνος) was a Greek mathematician, astronomer, geometer, and engineer who lived in Athens in the 5th century BC. He is best known for calculations involving the eponymous 19 year Metonic cycle which he introduced… …

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  • 122List of mathematics articles (E) — NOTOC E E₇ E (mathematical constant) E function E₈ lattice E₈ manifold E∞ operad E7½ E8 investigation tool Earley parser Early stopping Earnshaw s theorem Earth mover s distance East Journal on Approximations Eastern Arabic numerals Easton s… …

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  • 123MAE-East — is an Internet Exchange Point spread across the east coast of the United States, with locations in Vienna, Virginia; Reston, Virginia; Ashburn, Virginia; New York, New York; and Miami, Florida. It is the eastern branch of the MCI Internet… …

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  • 124Cosmology — The Hubble Ultra Deep Field. Every speck of light in this image is an entire galaxy. This is just a small region of a Universe which could contain as many as 200 billion galaxies. Cosmology is the discipline that deals with the nature of the… …

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  • 125Komatiite — Komatiites are ultramafic mantle derived volcanic rocks. They have low SiO2, low K2O, low Al2O3, and high to extremely high MgO. They were named for their type locality along the Komati River in South Africa. True komatiites are very rare and… …

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  • 126Cleomedes — This article concerns the Greek astronomer. For the article on the lunar crater named for him, see Cleomedes (crater). Cleomedes (Κλεoμήδης) was a Greek astronomer who is known chiefly for his book On the Circular Motions of the Celestial Bodies …

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  • 127Peterstar — ) is a CLEC in St. Petersburg, Russia. It was founded in 1992 as the first non state owned cell phone operator in St. Petersburg. In 1992 1995 the company was headed by Anatoly Afanasyev. Initially St. Petersburg City Telephone Network had 45%… …

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  • 128List of Muslim astronomers — This is a sub article to Muslim scientists and a parallel article to Islamic astronomy. A Muslim astronomer is an astronomer that professes Islam and/or is engaged in Islamic astronomy. List Khalid ibn Yazid (Calif) Jafar al Sadiq Yaqūb ibn Tāriq …

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