The distinction is whether zero is meaningful independent of a choice of origin. Zero displacement is meaningful. Zero position is arbitrary.
Are you thinking of displacement as an operation? Because it is just as well a vector. I don't see the connection to section I highlighted from the article.
The distinction is whether zero is meaningful independent of a choice of origin. Zero displacement is meaningful. Zero position is arbitrary.
Are you thinking of displacement as an operation? Because it is just as well a vector. I don't see the connection to section I highlighted from the article.