Author Archives: Brian Hayes

About Brian Hayes

I'm the blogger here.

Bertrand Russell, Donald Trump, and Archimedes

A habit of finding pleasure in thought rather than in action is a safeguard against unwisdom and excessive love of power, a means of preserving serenity in misfortune and peace of mind among worries. A life confined to what is … Continue reading

Posted in off-topic | 2 Comments

The 39th Root of 92

My new office space suffers from a shortage of photons, so I’ve been wiring up light fixtures. As I was snaking 14-gauge cable through the ceiling cavity, I began to wonder: Why is it called 14-gauge? I know that the … Continue reading

Posted in computing, mathematics, technology | 12 Comments

Getting to Know Julia

When I first started playing with computers, back in the Pleistocene, writing a few lines of code and watching the machine carry out my instructions was enough to give me a little thrill. “Look! It can count to 10!” Today, … Continue reading

Posted in computing | 12 Comments

Prime After Prime

Are the prime numbers sprinkled randomly along the number line, like windblown seeds?Of course not: Primality is not a matter of chance but a product of simple arithmetic. A number is prime if and only if no smaller positive integer … Continue reading

Posted in computing, featured, mathematics | 7 Comments

Where’s My Petabyte Disk Drive?

Fourteen years ago I noted that disk drives were growing so fast I couldn’t fill them up. Between 1997 and 2002, storage capacity doubled every year, allowing me to replace a 3 gigabyte drive with a new 120 gigabyte model. … Continue reading

Posted in computing | 37 Comments