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  2. Almagest - Wikipedia

    en.wikipedia.org/wiki/Almagest

    An edition in Latin of the Almagestum in 1515. The Almagest (/ ˈ æ l m ə dʒ ɛ s t / AL-mə-jest) is a 2nd-century mathematical and astronomical treatise on the apparent motions of the stars and planetary paths, written by Claudius Ptolemy (c. AD 100 – c. 170) in Koine Greek. [1]

  3. Gerald J. Toomer - Wikipedia

    en.wikipedia.org/wiki/Gerald_J._Toomer

    Gerald James Toomer (born 23 November 1934) is a historian of astronomy and mathematics who has written numerous books and papers on ancient Greek and medieval Islamic astronomy. In particular, he translated Ptolemy 's Almagest into English.

  4. Nasir al-Din al-Tusi - Wikipedia

    en.wikipedia.org/wiki/Nasir_al-Din_al-Tusi

    Additionally, al-Tusi made several scientific advancements. In astronomy, al-Tusi created very accurate tables of planetary motion, an updated planetary model, and critiques of Ptolemaic astronomy. He also made strides in logic, mathematics but especially trigonometry, biology, and chemistry. Nasir al-Din al-Tusi left behind a great legacy as well.

  5. Ancient Greek astronomy - Wikipedia

    en.wikipedia.org/wiki/Ancient_Greek_astronomy

    The Almagest is one of the most influential books in the history of Western astrology. The Almagest was a monumental series of 13 books including roughly a quarter-million words in Greek that gave a comprehensive treatment of astrology until its time, incorporating theorems, models, and observations from many previous mathematicians. [36]

  6. Ptolemy's table of chords - Wikipedia

    en.wikipedia.org/wiki/Ptolemy's_table_of_chords

    The table of chords, created by the Greek astronomer, geometer, and geographer Ptolemy in Egypt during the 2nd century AD, is a trigonometric table in Book I, chapter 11 of Ptolemy's Almagest, [1] a treatise on mathematical astronomy. It is essentially equivalent to a table of values of the sine function.

  7. Al-Farghani - Wikipedia

    en.wikipedia.org/wiki/Al-Farghani

    The most influential work produced by al-Farghani was his textbook Kitāb fī Jawāmiʿ ʿIlm al-Nujūm (كتاب في جوامع علم النجوم A Compendium of the Science of the Stars) or Elements of astronomy on the celestial motions, written sometime between about 833 and 857.

  8. Exploring The Universe: 20 Astronomy Questions To Test Your ...

    www.aol.com/space-explorer-challenge-tackle-mind...

    Science & Tech. Sports. Weather. 24/7 Help. For premium support please call: ... Exploring The Universe: 20 Astronomy Questions To Test Your Cosmic IQ. Gerda K. January 2, 2025 at 4:33 AM.

  9. Jabir ibn Aflah - Wikipedia

    en.wikipedia.org/wiki/Jabir_ibn_Aflah

    This work is a commentary and reworking of Ptolemy's Almagest and is the first criticism of it in the Islamic West. He particularly criticized the mathematical basis of the work.