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  Katherine Johnson Dies at 101; Mathematician Broke Barriers at NASA (Published 2020)

  • 6 users
  • www.nytimes.com
  • 世の中
  • 2020/02/25

  Katherine Johnson, part of a small group of African-American women mathematicians who did crucial work at NASA, in 1966.Credit...NASA/Donaldson Collection, via Getty Images They asked Katherine Johnson for the moon, and she gave it to them. Wielding little more than a pencil, a slide rule and one of the finest mathematical minds in the country, Mrs. Johnson, who died at 101 on Monday at a retireme

  • 訃報
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  Australian mathematician discovers applied geometry engraved on 3,700-year-old tablet

  • 5 users
  • www.theguardian.com
  • 政治と経済
  • 2021/08/05

  Geometry engravings found on Old Babylonian tablet force re-evaluation of other tablets of the era, with Australian scientist saying it shows the ‘society has reached a particular level of mathematical sophistication’. Photograph: UNSW Sydney Geometry engravings found on Old Babylonian tablet force re-evaluation of other tablets of the era, with Australian scientist saying it shows the ‘society ha

  
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  Mathematician Solves Computer Science Conjecture in Two Pages | Quanta Magazine

  • 5 users
  • www.quantamagazine.org
  • テクノロジー
  • 2019/07/26

  A paper posted online this month has settled a nearly 30-year-old conjecture about the structure of the fundamental building blocks of computer circuits. This “sensitivity” conjecture has stumped many of the most prominent computer scientists over the years, yet the new proof is so simple that one researcher summed it up in a single tweet. “This conjecture has stood as one of the most frustrating

  • 数学

  
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  Mathematician Proves Huge Result on ‘Dangerous’ Problem

  • 3 users
  • www.quantamagazine.org
  • 世の中
  • 2019/12/13

  Experienced mathematicians warn up-and-comers to stay away from the Collatz conjecture. It’s a siren song, they say: Fall under its trance and you may never do meaningful work again. The Collatz conjecture is quite possibly the simplest unsolved problem in mathematics — which is exactly what makes it so treacherously alluring. “This is a really dangerous problem. People become obsessed with it and

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  玉川徹氏「ロケットランチャーを撃たれていたらアウト」トランプ前大統領銃撃事件の警備に言及（日刊スポーツ） - Yahoo!ニュース

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  労働組合はなんであんなに共産党嫌いなん？｜shinshinohara

  245 users
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  55 users
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  “タワマン文学” 麻布競馬場さんが描くZ世代の本音とは | NHK | WEB特集

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  26 users
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  海外製高級車『カフェに立ち寄ってほしいのでドリンクホルダーはありません』購入者「ここは日本なので…」力技で解決してて草

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  Adi Shavit on Twitter: "Mathematician and genius John Conway, inventor of The Game of Life has succumbed to COVID-19 today. What a terrible… https://t.co/kbOrsgA1n9"

  • 3 users
  • twitter.com/AdiShavit
  • 世の中
  • 2020/04/12

  Mathematician and genius John Conway, inventor of The Game of Life has succumbed to COVID-19 today. What a terrible… https://t.co/kbOrsgA1n9

  • RIP
  • twitter