enow.com Web Search

Search results

  1. Results from the WOW.Com Content Network
  2. Abacus - Wikipedia

    en.wikipedia.org/wiki/Abacus

    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] An abacus consists of a two-dimensional array of slidable beads (or similar objects). In their ...

  3. Abacus (architecture) - Wikipedia

    en.wikipedia.org/wiki/Abacus_(architecture)

    Abacus of the Rampurva capital from the time of Emperor Ashoka, 3rd century BCE, India. In śilpaśāstra, the ancient Indian science of sculpture, the abacus is commonly termed as phalaka (or phalakā). [6] It consists of a flat plate and forms part of the standard pillar . The phalaka should be constructed below the potikā ("bracket"). It is ...

  4. List of pre-Columbian inventions and innovations of ...

    en.wikipedia.org/wiki/List_of_pre-Columbian...

    Abacus – The Aztec and Maya of Mesoamerica performed arithmetic operations using an abacus. It served as a more accurate and faster alternative to a written solution or relying on memory. Archaeologists have recorded the Mesoamerican abacus, or Nepohualtzintzin, as being present in Mesoamerica from at least between 900 and 1000 CE. [1]

  5. Chisanbop - Wikipedia

    en.wikipedia.org/wiki/Chisanbop

    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.

  6. Lion Capital of Ashoka - Wikipedia

    en.wikipedia.org/wiki/Lion_Capital_of_Ashoka

    In July 1947, Jawaharlal Nehru, the interim prime minister of India, proposed in the Constituent Assembly of India that the wheel on the abacus be the model for the wheel in the centre of the Dominion of India's new national flag, and the capital itself without the lotus the model for the state emblem. The proposal was accepted in December 1947.

  7. Liber Abaci - Wikipedia

    en.wikipedia.org/wiki/Liber_Abaci

    The book describes methods of doing calculations without aid of an abacus, and as Ore (1948) confirms, for centuries after its publication the algorismists (followers of the style of calculation demonstrated in Liber Abaci) remained in conflict with the abacists (traditionalists who continued to use the abacus in conjunction with Roman numerals).

  8. Abacus school - Wikipedia

    en.wikipedia.org/wiki/Abacus_School

    Abacus school is a term applied to any Italian school or tutorial after the 13th century, whose commerce-directed curriculum placed special emphasis on mathematics, such as algebra, among other subjects. [1] These schools sprang up after the publication of Fibonacci's Book of the Abacus and his introduction of the Hindu–Arabic numeral system.

  9. Indian mathematics - Wikipedia

    en.wikipedia.org/wiki/Indian_mathematics

    Indian mathematics emerged and developed in the Indian subcontinent [1] from about 1200 BCE [2] until roughly the end of the 18th century CE (approximately 1800 CE). In the classical period of Indian mathematics (400 CE to 1200 CE), important contributions were made by scholars like Aryabhata , Brahmagupta , Bhaskara II , Varāhamihira , and ...