The Mathemagician: Arthur Benjamin

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  • เผยแพร่เมื่อ 20 ก.ย. 2024

ความคิดเห็น • 36

  • @WorldScienceFestival
    @WorldScienceFestival  7 ปีที่แล้ว +3

    Hello, TH-camrs. The World Science Festival is looking for enthusiastic translation ambassadors for its TH-cam translation project. To get started, all you need is a Google account.
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  • @asdfagadfafbab5099
    @asdfagadfafbab5099 9 ปีที่แล้ว +11

    Scott Flansberg V. Arthur Benjamin in speed math, that face off must happen

  • @HammertownWins
    @HammertownWins 10 ปีที่แล้ว +6

    That gift to Maddie seemed like a nice poster on the wall encouraging scientific thought and provide a mystery.

  • @cseguin
    @cseguin 10 ปีที่แล้ว +3

    22:25 - that's a technique I stumbled upon on my own . . . it just makes sense . . . basically you are multiplying 2 numbers and then adding . . . break the biggest number down to the closest 10 unit - 27 would become 20 - then multiply the 20 by 5 and then multiply the remainder of 7 (the number left over from the 27) by 5 and then add the 2 numbers together . . . it is an amazingly efficient way of using that giant calculator in your head . . .

  • @smile96961
    @smile96961 10 ปีที่แล้ว +4

    I would really like to have this guy as my professor. :)

  • @DynamicSpace3D
    @DynamicSpace3D 9 ปีที่แล้ว +3

    There were even more 34's in Maddies poster.....you get 34 by adding the number in any corner and the three numbers that run diagonally across the opposite corner. For example, 3 in the top left plus 1,14,and 16. This works in all 4 corners.
    Also,the two numbers on the left of top and bottom rows equal 34 (3,15,15,1). So do the two numbers on the right of the top and bottom rows. The same is true for the top 2 numbers in the left and right columns, as well as the bottom two numbers of the left and right columns :)

  • @origamimadesimple2051
    @origamimadesimple2051 8 ปีที่แล้ว +9

    look at 2:42 in slow-motion.

  • @binilranjit4622
    @binilranjit4622 5 ปีที่แล้ว +1

    I read and like your book secrect of maths

  • @oldhamml
    @oldhamml 10 ปีที่แล้ว +11

    This guy needs to practice card tricks you can clearly seem him insert the Ace of Spades at 2:43. Easy to catch in real time

    • @HammertownWins
      @HammertownWins 10 ปีที่แล้ว

      Yes, I were about to write the same thing. I am not sure if there is something I am missing, but it was clearly an ace of spaces on the top.

    • @samarsingh9374
      @samarsingh9374 5 ปีที่แล้ว

      Yeah

    • @planetsharks4746
      @planetsharks4746 5 ปีที่แล้ว

      No that's not how it works.
      Search up the invisible deck
      and you'll realise how wrong you are

  • @shaezqasim4031
    @shaezqasim4031 8 ปีที่แล้ว +1

    this was just awesome!!! :)!!!

    • @shaezqasim4031
      @shaezqasim4031 8 ปีที่แล้ว

      I'm the only one in 2016 in cmmt sec. right now 😂

    • @MarioOrtiz-hs7bg
      @MarioOrtiz-hs7bg 8 ปีที่แล้ว

      +Shaez Qasim no

  • @babupriya8814
    @babupriya8814 4 ปีที่แล้ว

    Where is present Hardy? Because present Ramanujan is struggling to live.Please help my good mathematics works.

  • @abby652
    @abby652 9 ปีที่แล้ว

    Hi can you help me with a method for 9-25-19-21 i want to know what method they use to get this order of numbers please and thanks

  • @NERYL
    @NERYL 3 ปีที่แล้ว

    AWESOME

  • @poonamwalunj477
    @poonamwalunj477 3 ปีที่แล้ว

    Can I get no of Benjamin sir plz

  • @MattiK2609
    @MattiK2609 9 ปีที่แล้ว +2

    what we see here is not just an ordinary human being, but a human calculator :D

  • @veezee9256
    @veezee9256 10 ปีที่แล้ว

    Genius...!!!

  • @Abaddox
    @Abaddox 8 ปีที่แล้ว +2

    Instructions unclear, forgot to count 1 to 100.

  • @aclemasultan1794
    @aclemasultan1794 ปีที่แล้ว

    Good video but i should never do this in school.

  • @ikaeksen
    @ikaeksen 5 ปีที่แล้ว +1

    electronic card trick ;)

  • @samarsingh9374
    @samarsingh9374 5 ปีที่แล้ว +1

    He uses so much paper and he writes so big

    • @ritadavis6372
      @ritadavis6372 4 ปีที่แล้ว

      That's so people in the back of the auditorium can see what he's writing. He's presenting to an audience!

  • @sherlockholmeslives.1605
    @sherlockholmeslives.1605 8 ปีที่แล้ว +1

    I'm crap at maths! To times 2 random 9 digit numbers together and get them just one digit wrong is infinitely NOT as clever as knowing 1 + 1 = 2, because 1 + 1 = 2 is the correct answer and being wrong is being wrong!

  • @deanarond8889
    @deanarond8889 8 ปีที่แล้ว

    I am better than him.