When.com Web Search

  1. Ads

    related to: unknown facts about china for kids worksheets free download math

Search results

  1. Results From The WOW.Com Content Network
  2. Chinese multiplication table - Wikipedia

    en.wikipedia.org/wiki/Chinese_multiplication_table

    The Tsinghua Bamboo Slips, containing the world's earliest decimal multiplication table, dated 305 BC during the Warring States period. 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.

  3. 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.

  4. List of Chinese discoveries - Wikipedia

    en.wikipedia.org/wiki/List_of_Chinese_discoveries

    Chinese remainder theorem: The Chinese remainder theorem, including simultaneous congruences in number theory, was first created in the 3rd century AD in the mathematical book Sunzi Suanjing posed the problem: "There is an unknown number of things, when divided by 3 it leaves 2, when divided by 5 it leaves 3, and when divided by 7 it leaves a ...

  5. List of Chinese inventions - Wikipedia

    en.wikipedia.org/wiki/List_of_Chinese_inventions

    This sub-section is about paper making; for the writing material first used in ancient Egypt, see papyrus.. Paper: Although it is recorded that the Han dynasty (202 BC – AD 220) court eunuch Cai Lun (50 AD – AD 121) invented the pulp papermaking process and established the use of new materials used in making paper, ancient padding and wrapping paper artifacts dating from the 2nd century BC ...

  6. 50 Random And Interesting Facts You Might Not Know ... - AOL

    www.aol.com/80-random-interesting-facts-might...

    BSc meteorologist Janice Davila tells Bored Panda that one of the most unknown facts from her field of expertise is that weather radars are slightly tilted upward in a half-degree (1/2°) angle.

  7. Chinese Mathematical Olympiad - Wikipedia

    en.wikipedia.org/wiki/Chinese_Mathematical_Olympiad

    China received the first invitation to the IMO from Romania in 1978, which was the first time its mathematics community learnt of it. Since having been invited to the 1981 IMO from the United States , the Chinese Mathematical Society had been preparing to participate in the IMO while waiting for approval from the China Association for Science ...