I run a Raspberry Pi 3B to track airplanes that fly over our house. It then uploads the data to flightradar24.com. It is a really neat set up, all for under $100. If you are an airplane geek, and like this stuff, check it out. The image is the polar plot of the 800 or… Continue reading flightradar24.com tracking is cool!
David Hilbert posed a thought experiment in which you have a fully-occupied hotel with an infinite number of rooms, but you may still accomodate an additional guest. Actually, you may accomodate an infinite number of additional guests. (Here is the explanation, if you are interested.) This seems to me to be strikingly similar to the… Continue reading No room at the Hilbert Grand Hotel
I re-started my personal blog a while ago, but I haven’t been happy with the technology behind it. You can still find those posts here (https://paultcottey.com/Blog/my-blog.html), but I am going to put all new posts where you are now. I hope you enjoy this and come back often.