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University of St. Andrews (UK)
University of St. Andrews: Edmund Halley
This site, which is provided for by the University of St. Andrews, gives a detailed history of the Halley family and Edmund Halley's life and contributions to science.
Famous Scientists
Famous Scientists: Edmund Halley
Read a short biography about Edmund Halley, and find out why the comet bears his name.
Wolfram Research
Wolfram Science World: Edmond Halley (1656 1742)
A brief biography of the English astronomer, Edmond Halley.
University of St. Andrews (UK)
University of St. Andrews: Biography of Menaechmus
This University of St. Andrews site contains biographical information on the mathematician Menaechmus.
University of St. Andrews (UK)
University of St. Andrews: Alexis Claude Clairaut
Contains a lengthy and detailed biography of Alexis Claude Clairaut including information on his relationships to other mathematicians of his day.
Mathigon
Mathigon: Algebra: Arithmetic and Geometric Sequences
This lesson focuses on arithmetic and geometric sequences using several examples and practice exercises.
Wikimedia
Wikipedia: Alexis Clairaut
This site from Wikipedia provides a concise biography on mathematician Alexis Claude Clairaut (1713-1765 CE) gives an overview of his accomplishments. Links are also provided for additional information.