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Code of the Quipu is a book on the Inca system of recording numbers and other information by means of a quipu, a system of knotted strings.It was written by mathematician Marcia Ascher and anthropologist Robert Ascher, and published as Code of the Quipu: A Study in Media, Mathematics, and Culture by the University of Michigan Press in 1981.
The Khipu Field Guide (quipu schematics and investigations from a large quipu database) Code of the Quipu: Databooks (contains the descriptions and data for the more than 200 quipus studied Marcia Ascher and Robert Ascher)
Quipukamayuq with his quipu and a yupana, the main instruments used by the Incas in mathematics. The mathematics of the Incas (or of the Tawantinsuyu) was the set of numerical and geometric knowledge and instruments developed and used in the nation of the Incas before the arrival of the Spaniards. It can be mainly characterized by its ...
With her husband, Ascher co-authored the book Code of the Quipu: A Study in Media, Mathematics, and Culture (University of Michigan Press, 1981); it was republished in 1997 by Dover Books as Mathematics of the Incas: Code of the Quipu. [6]
Locke's most prominent work, The Ancient Quipu or Peruvian Knot Record (1923), demonstrated how the Inca tied knots on quipu cords using a base-10 positional number system. [2] In addition to his work on quipus , Locke is also recognized for his research on the history of mathematics [ 3 ] and mathematical instruments, particularly his research ...
A well-kept example of quipu from the Inca Empire on display at the Larco Museum. Despite the lack of a written language, the Incas invented a system of record-keeping simple and stereotyped information based on knotted string known as quipu. [22] To describe the decimal system, these knot structures used complex knot arrangements and color ...
A tambo (Quechua: tampu, "inn") was an Inca structure built for administrative and military purposes. Found along the extensive roads, tambos typically contained supplies, served as lodging for itinerant state personnel, [1] and were depositories of quipu-based accounting records.
Eielson's poem Misterio on a house wall in Leiden, The Netherlands. Jorge Eduardo Eielson (April 13, 1924 – March 8, 2006) was a Peruvian artist and writer. As an artist, he is known for his quipus, a reinterpretation of an ancient Andean device, they are considered precursors of conceptual art.