More than a half year ago, I read ``Capital'' by Karl Marx in Japanese. I read only a half of the volume 1. This part is talking about the value of things. My first impression was that this is quite complicated and I didn't get well. But, at one point, I thought that he might be talking about entropy. Based on such wild hypothesis, many part of the book became clear to me. He wrote that the value of the thing is defined by human thought. Someone thinks a thing has a value. The value is relative. However, all the values are generated by human's labor. Thus, the labor should be the unit of the value. I understand this book in this way. An example is a value of linen. When a tailor made a shirt by linen, the textile weight or property doesn't change, however, the value (price) has been changed. The value of shirt is generated by labor. Entropy indicates how the state is in order in physics/informatics. Let's think about cleaning a room. You can collect dust i...
Mathematics, programming, and a little bit of my life.