0 2 1 6 e 9 x d x. C - is the speed of light. Then using the Pythagorean theorem we can write the length of the line as.
Be sure all measurements use the same measurement system.
Since x and y are functions of t this will be a purely t integral. Lets see we can just change the order in which we multiply so its two times four times pi. In one particular reference frame an object we measure will be at rest. Arc Length thr.