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    The Big Internet Math-Off, The Big Internet Math-Off 2019

    The Big Internet Math-Off 2019, Group 3 – Vicky Neale vs Jim Propp

    By Christian Lawson-Perfect. Posted July 3, 2019

    This is the third match in round 1: from Group 3, it’s Vicky Neale, vs Jim Propp. The pitches are below, and at the end of this post there’s a poll where you can vote for your favourite bit of maths. Take a look at both pitches, vote for the bit of maths that made…

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    The Big Internet Math-Off, The Big Internet Math-Off 2019

    The Big Internet Math-Off 2019, Group 2 – Marianne & Rachel vs Vincent Pantaloni

    By Christian Lawson-Perfect. Posted July 2, 2019

    Our mathematical face-off continues with our second match: from Group 2, it’s Marianne Freiberger and Rachel Thomas competing as a single mathematical unit vs Vincent Pantaloni. Their pitches are below, and at the end of this post there’s a poll where you can vote for your favourite bit of maths. Take a look at both…

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    Carnival of Mathematics

    Carnival of Mathematics 171

    By Katie Steckles. Posted July 1, 2019

    The next issue of the Carnival of Mathematics, rounding up blog posts from the month of June, is now online at MathTuition88. The Carnival rounds up maths blog posts from all over the internet, including some from our own Aperiodical. See our Carnival of Mathematics page for more information.

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    The Big Internet Math-Off, The Big Internet Math-Off 2019

    The Big Internet Math-Off 2019, Group 1 – Alex Corner vs Lucy Rycroft-Smith

    By Christian Lawson-Perfect. Posted July 1, 2019

    Welcome to The Big Internet Math-Off! Over the next month, 16 intrepid mathematicians are going to be sharing some of their favourite bits of maths in a series of head-to-head matches that will leave all of us mathematically enriched and all but one of them wishing they’d read more Martin Gardner. The tournament starts today…

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    News

    Hedetniemi’s Conjecture in graph theory disproved

    By Samuel Hansen. Posted June 24, 2019

    In Quanta Erica Klarreich recently wrote up Yaroslav Shitov’s new counter example which disproves Stephen Hedetniemi’s 50 year old conjecture, original dissertation, that the number of colors required to color the tensor product of two graphs is the lesser of the numbers used to color the original graphs. These colorings have applications in areas from…

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    News

    Maths World UK has almost reached its funding target

    By Katie Steckles. Posted June 21, 2019

    The UK’s nascent maths exploratorium, Maths World UK, has secured match funding for any donations made towards setting up the museum, to the tune of £125,000 – this means if they can raise that amount of money, a donor will double it. They’re now within £20,000 of the target, and need your donations to close…

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    Mathematical Objects

    Mathematical Objects: Noughts and Crosses (Tic Tac Toe) board

    By Katie Steckles and Peter Rowlett. Posted June 21, 2019

    Noughts and Crosses board

    A conversation about mathematics inspired by a Noughts and Crosses (Tic Tac Toe) board, covering Noughts and Crosses, a surprising number of variants, with a bit of higher dimensions and topology for good measure. Presented by Katie Steckles and Peter Rowlett. Podcast: Play in new window | Download Subscribe: RSS | List of episodes

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