Tag Archives: number theory

A new tricubic sum for three!

Posted on September 24, 2019 by Brent

Here’s a nice Numberphile interview with Andrew Booker about the new discovery. They also talk about Hilbert’s tenth problem, undecidability, the reasons for doing computer searches like this, the role of science communication (such as Numberphile) in spurring discovery, and … Continue reading →

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Sums of cubes: multiple representations

Posted on September 16, 2019 by Brent

I’m continuing a short series of posts on representing numbers as a sum of three cubes; previous posts are 33 is the sum of three cubes and More sums of three cubes. We now know that every number less than … Continue reading →

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More sums of three cubes

Posted on September 13, 2019 by Brent

About six months ago I wrote about the recent discovery that 33 can be written as the sum of three cubes. At that time, the only remaining number less than 100 whose status was still unknown was 42. And just … Continue reading →

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33 is the sum of three cubes

Posted on March 30, 2019 by Brent

I’m a bit late to the party, but I find this fascinating: we now know (thanks to a discovery of Andrew R. Booker) that the number 33 can be written as the sum of three cubes. This may sound unremarkable, … Continue reading →

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