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Japanese mathematics (和算, wasan) denotes a distinct kind of mathematics which was developed in Japan during the Edo period (1603–1867). The term wasan , from wa ("Japanese") and san ("calculation"), was coined in the 1870s [ 1 ] and employed to distinguish native Japanese mathematical theory from Western mathematics (洋算 yōsan ).
A sangaku dedicated to Konnoh Hachimangu (Shibuya, Tokyo) in 1859.Sangaku or san gaku (Japanese: 算額, lit. 'calculation tablet') are Japanese geometrical problems or theorems on wooden tablets which were placed as offerings at Shinto shrines or Buddhist temples during the Edo period by members of all social classes.
The Chisanbop system. When a finger is touching the table, it contributes its corresponding number to a total. Chisanbop or chisenbop (from Korean chi (ji) finger + sanpŏp (sanbeop) calculation [1] 지산법/指算法), sometimes called Fingermath, [2] is a finger counting method used to perform basic mathematical operations.
Jinkōki Section from the Jinkōki Editor Yoshida Mitsuyoshi Original title 塵劫記 Language Japanese Publication date 1627 Publication place Japan Jinkōki (塵劫記, じんこうき, Permanent Mathematics) is a three-volume work on Japanese mathematics, first edited and published by Yoshida Mitsuyoshi in 1627. Over his lifetime, Mitsuyoshi revised Jinkōki several times. The edition ...
Printable version; In other projects Wikimedia Commons; Wikidata item; ... Pages in category "Japanese mathematics" The following 12 pages are in this category, out ...
Kakuro or Kakkuro or Kakoro (Japanese: カックロ) is a kind of logic puzzle that is often referred to as a mathematical transliteration of the crossword. Kakuro puzzles are regular features in many math-and-logic puzzle publications across the world.
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Kumon is an enrichment or remedial program, where instructors and assistants tailor specific instructions for individual students. [8]All Kumon programs are pencil-and-worksheet-based, with a digital program that started in 2023.