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  2. Chinese mathematics - Wikipedia

    en.wikipedia.org/wiki/Chinese_mathematics

    As a result of obvious linguistic and geographic barriers, as well as content, Chinese mathematics and the mathematics of the ancient Mediterranean world are presumed to have developed more or less independently up to the time when The Nine Chapters on the Mathematical Art reached its final form, while the Book on Numbers and Computation and ...

  3. Abacus - Wikipedia

    en.wikipedia.org/wiki/Abacus

    Bi-quinary coded decimal-like abacus representing 1,352,964,708. An abacus (pl. abaci or abacuses), also called a counting frame, is a hand-operated calculating tool which was used from ancient times in the ancient Near East, Europe, China, and Russia, until the adoption of the Hindu–Arabic numeral system. [1]

  4. Suanpan - Wikipedia

    en.wikipedia.org/wiki/Suanpan

    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 century BCE during the Han dynasty, and later, described in a 190 CE book of the Eastern Han ...

  5. Counting rods - Wikipedia

    en.wikipedia.org/wiki/Counting_rods

    In Japan, Seki Takakazu developed the rod numerals into symbolic notation for algebra and drastically improved Japanese mathematics. [13] After his period, the positional numeral system using Chinese numeral characters was developed, and the rod numerals were used only for the plus and minus signs .

  6. List of open-source software for mathematics - Wikipedia

    en.wikipedia.org/wiki/List_of_open-source...

    The primary difference between a computer algebra system and a traditional calculator is the ability to deal with equations symbolically rather than numerically. The precise uses and capabilities of these systems differ greatly from one system to another, yet their purpose remains the same: manipulation of symbolic equations.

  7. Chinese numerals - Wikipedia

    en.wikipedia.org/wiki/Chinese_numerals

    In the same way that Roman numerals were standard in ancient and medieval Europe for mathematics and commerce, the Chinese formerly used the rod numerals, which is a positional system. The Suzhou numerals ( simplified Chinese : 苏州花码 ; traditional Chinese : 蘇州花碼 ; pinyin : Sūzhōu huāmǎ ) system is a variation of the Southern ...

  8. The Nine Chapters on the Mathematical Art - Wikipedia

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

    The Suàn shù shū (算數書) or Writings on Reckonings is an ancient Chinese text on mathematics approximately seven thousand characters in length, written on 190 bamboo strips. It was discovered together with other writings in 1983 when archaeologists opened a tomb in Hubei province.

  9. Ten Computational Canons - Wikipedia

    en.wikipedia.org/wiki/Ten_Computational_Canons

    The Ten Computational Canons (traditional Chinese: 算經十書; simplified Chinese: 算经十书) was a collection of ten Chinese mathematical works dating from pre-Han dynasty to early Tang dynasty, compiled by the early Tang mathematician Li Chunfeng (602–670) in the 650s, as the official mathematical texts for imperial examinations in mathematics.