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  2. Chinese multiplication table - Wikipedia

    en.wikipedia.org/wiki/Chinese_multiplication_table

    The Chinese multiplication table is the first requisite for using the Rod calculus for carrying out multiplication, division, the extraction of square roots, and the solving of equations based on place value decimal notation. It was known in China as early as the Spring and Autumn period, and survived through the age of the abacus; pupils in ...

  3. Tsinghua Bamboo Slips - Wikipedia

    en.wikipedia.org/wiki/Tsinghua_Bamboo_Slips

    Twenty-one bamboo strips of the Tsinghua Bamboo Strips, when assembled in the correct order, represent a decimal multiplication table that can be used to multiply numbers (any whole or half integer) up to 99.5. [3] Joseph Dauben of the City University of New York called it "the earliest artefact of a decimal multiplication table in the world". [3]

  4. Liye Qin Slips - Wikipedia

    en.wikipedia.org/wiki/Liye_Qin_Slips

    The Liye Qin Slips (Chinese: 里耶秦簡; pinyin: Lǐyē qínjiǎn) is a large collection of bamboo slips which were unearthed from Liye Ancient City in Longshan County, Hunan, China in 2002. It is one of China's most important archaeological discoveries of the 21st century. [1] Archaeologists found more than 37,000 pieces of bamboo slips, on ...

  5. Chisanbop - Wikipedia

    en.wikipedia.org/wiki/Chisanbop

    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 Pai ...

  6. The Nine Chapters on the Mathematical Art - Wikipedia

    en.wikipedia.org/wiki/The_Nine_Chapters_on_the...

    The Nine Chapters on the Mathematical Art. The Nine Chapters on the Mathematical Art is a Chinese mathematics book, composed by several generations of scholars from the 10th–2nd century BCE, its latest stage being from the 1st century CE. This book is one of the earliest surviving mathematical texts from China, the others being the Suan shu ...

  7. Chinese mathematics - Wikipedia

    en.wikipedia.org/wiki/Chinese_mathematics

    Mathematics emerged independently in China by the 11th century BCE. [1] The Chinese independently developed a real number system that includes significantly large and negative numbers, more than one numeral system (binary and decimal), algebra, geometry, number theory and trigonometry. Since the Han dynasty, as diophantine approximation being a ...

  8. Multiplication - Wikipedia

    en.wikipedia.org/wiki/Multiplication

    e. Multiplication (often denoted by the cross symbol ×, by the mid-line dot operator ⋅, by juxtaposition, or, on computers, by an asterisk *) is one of the four elementary mathematical operations of arithmetic, with the other ones being addition, subtraction, and division. The result of a multiplication operation is called a product.

  9. Suanpan - Wikipedia

    en.wikipedia.org/wiki/Suanpan

    A modern 4+1 suanpan (soroban) with a clear-all button. Suanpan- reincarnation of counting rods. The suanpan (simplified Chinese: 算盘; traditional Chinese: 算盤; pinyin: suànpán), also spelled suan pan or souanpan[1][2]) is an abacus of Chinese origin, earliest first known written documentation of the Chinese abacus dates to the 2nd ...

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