Voltages lack the concept of zero, so we need a comparison to be able to do certain math (like addition) nicely. Here's an article explaining why! https://math

Voltages lack the concept of zero, so we need a comparison to be able to do certain math (like addition) nicely. Here's an article explaining why! https://math.ucr.edu/home/baez/torsors.html https://math.ucr.edu/home/baez/torsors.html Here's the post I pulled it from! https://news.ycombinator.com/item?id=33678771 https://news.ycombinator.com/item?id=33678771