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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. According to The Complete Book of Chisanbop[ 3 ] by Hang Young Pai, chisanbop was created in the 1940s in Korea by Sung Jin ...
List of dimensionless quantities. This is a list of well-known dimensionless quantities illustrating their variety of forms and applications. The tables also include pure numbers, dimensionless ratios, or dimensionless physical constants; these topics are discussed in the article.
Dimensionless fundamental physical constants include: α, the fine-structure constant, (≈ 1/137). This is also the square of the electron charge, expressed in Planck units, which defines the scale of charge of elementary particles with charge. The electron charge is the coupling constant for the electromagnetic interaction.
t. e. Number theory (or arithmetic or higher arithmetic in older usage) is a branch of pure mathematics devoted primarily to the study of the integers and arithmetic functions. German mathematician Carl Friedrich Gauss (1777–1855) said, "Mathematics is the queen of the sciences—and number theory is the queen of mathematics." [ 1 ]
For example, the name for the Hanja 水 is 물 수 (mul-su) in which 물 (mul) is the native Korean pronunciation for 'water', while 수 (su) is the Sino-Korean pronunciation of the character. The naming of Hanja is similar to if water , horse and gold were named "water-aqua", "horse-equus", or "gold-aurum" based on a hybridization of both the ...
In Our Prime (Korean: 이상한 나라의 수학자; Hanja: 異常한 나라의 數學者; RR: Isanghan Naraeui Suhakja; lit. Mathematician in Wonderland) is a 2022 South Korean drama film directed by Park Dong-hoon. The film stars Choi Min-sik, Kim Dong-hwi, Park Byung-eun, Park Hae-joon and Jo Yun-seo and revolves around two people: a genius ...
Elementary schools (Korean: 초등학교, 初等學校, chodeung hakgyo) consists of grades one to six (age 8 to age 13 in Korean years —7 to 12 in western years). The South Korean government changed its name to the current form from Citizens' school (Korean: 국민학교, 國民學校. In elementary school, students learn the following subjects.
The Korean alphabet, known as Hangul [a] or Hangeul [b] in South Korea (English: / ˈ h ɑː n ɡ uː l / HAHN-gool; [1] Korean: 한글; Korean pronunciation: [ha(ː)n.ɡɯɭ]) and Chosŏn'gŭl in North Korea (조선글; North Korean pronunciation [tsʰo.sʰɔn.ɡɯɭ]), is the modern writing system for the Korean language.