Loop Invariant

Starting the blog thing, only about two years after everybody else and only now as an excuse to avoid two pending assignments. Dodged a bullet today, my cpu fan collected enough dust bunnies to stop it from cooling the cpu, as everybody knows these days that means about 10 seconds before a core meltdown, luckily in a rare act of foresight I had enabled a BIOS setting that rebooted before it did any damage.