Such serendipitous timing (and inspiration) once again from Dr. Keith Devlin. I was in the process of writing a post about "knowing" or "proof" in mathematics... and along comes Dr. D. to finish my post off for me!
First, the preliminary bit I'd been working on:
We'll start with an old joke that most readers are familiar with....
An engineer, a physicist, and a mathematician are riding a
Yesterday was 23/11, also known in some parts as 11/23, and you may recognise this as being a date made of the first four Fibonacci numbers. (Such numerical date-based Fibonacci coincidences haven’t been as exciting since 5/8/13, but at least this is one we can celebrate annually.) This meant that mathematicians everywhere got excited about #FibonacciDay, and spent... Read more »
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Here’s a small collection of links to articles about Alexandre Grothendieck, French/German mathematician and algebraic geometer, who died on Wednesday 13 November aged 86. He was a pioneer in the field, and has been described as ‘the greatest mathematician of the 20th century’. His obituary in The Telegraph The AMS announcement A New York Times obituary An obituary at Liberation and another obituary... Read more »