Portrait of Lord Melvyn Bragg, host of In Our Time

Conjectures that have been proved

2 episodes

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  1. Fermat's Last Theorem

    Melvyn Bragg and his guests discuss Fermat's Last Theorem, a mathematical puzzle which took more than three hundred and fifty years to solve.

    25 October 2012

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    Featuring: Marcus du Sautoy, Vicky Neale, Samir Siksek

     
  2. The Poincaré conjecture

    Melvyn Bragg and guests discuss the Poincaré Conjecture, a puzzle that may explain the shape of the universe.

    2 November 2006

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    Featuring: June Barrow-Green, Ian Stewart, Marcus du Sautoy