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  2. Missing square puzzle - Wikipedia

    en.wikipedia.org/wiki/Missing_square_puzzle

    The missing square puzzle is an optical illusion used in mathematics classes to help students reason about geometrical figures; or rather to teach them not to reason using figures, but to use only textual descriptions and the axioms of geometry. It depicts two arrangements made of similar shapes in slightly different configurations.

  3. List of Cyberchase episodes - Wikipedia

    en.wikipedia.org/wiki/List_of_Cyberchase_episodes

    Cyberchase is an animated mathematics series that currently airs on PBS Kids.The show revolves around three Earth children (Jackie, Matt, and Inez) who use mathematics and problem-solving skills to save Cyberspace from a villain known as The Hacker.

  4. National Mathematics Day (India) - Wikipedia

    en.wikipedia.org/wiki/National_Mathematics_Day...

    The 2012 Indian stamp featured Srinivasa Ramanujan. The Indian government declared 22 December to be celebrated as National Mathematics Day every year to mark the birth anniversary of the Indian mathematician Srinivasa Ramanujan. It was introduced by Prime Minister Manmohan Singh on 26 December 2011 at Madras University, to mark the 125th birth ...

  5. Shakuntala Devi - Wikipedia

    en.wikipedia.org/wiki/Shakuntala_Devi

    1. Shakuntala Devi (4 November 1929 – 21 April 2013) was an Indian mental calculator, astrologer, and writer, popularly known as the "Human Computer". Her talent earned her a place in the 1982 edition of The Guinness Book of World Records. However, the certificate for the record was given posthumously on 30 July 2020, despite Devi achieving ...

  6. List of YouTubers - Wikipedia

    en.wikipedia.org/wiki/List_of_YouTubers

    Tofield's first video was uploaded to YouTube on 4 March 2008. Since then, in addition to making YouTube videos, he has published four books. Tokai On Air: Japan Tokai On Air A Japanese YouTuber group based in Okazaki City, Aichi Prefecture, consisting of six members: Tetsuya, Ryo, Shibayu, Toshimitsu, Yumemaru, and Mushimegane. Jonathan ...

  7. List of most-viewed Indian YouTube videos - Wikipedia

    en.wikipedia.org/wiki/List_of_most-viewed_Indian...

    This is a list of the most-viewed Indian music videos on YouTube. Phonics Song with Two Words from children's channel ChuChu TV is the most viewed video in India and is the 7th most viewed YouTube video in the world. "Why This Kolaveri Di" become the first Indian music video to cross 100 million views. [1][2] "Swag Se Swagat" became the first ...

  8. Jyā, koti-jyā and utkrama-jyā - Wikipedia

    en.wikipedia.org/wiki/Jyā,_koti-jyā_and_utkrama...

    Jyā, koṭi-jyā and utkrama-jyā are three trigonometric functions introduced by Indian mathematicians and astronomers. The earliest known Indian treatise containing references to these functions is Surya Siddhanta. [1] These are functions of arcs of circles and not functions of angles. Jyā and koti-jyā are closely related to the modern ...

  9. Indian mathematics - Wikipedia

    en.wikipedia.org/wiki/Indian_mathematics

    Indian mathematics emerged in the Indian subcontinent [1] from 1200 BCE [2] until the end of the 18th century. 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 Madhava. The decimal number system in use today [3] was first ...