THE TOPOLOGY FILMS PROJECT
Regular homotopies in the plane Part 1
This film is about the forming curve in the plane. You can think the curve with the pass with the moving point. But we will acquit the curve satisfied certain condition.
First, we only consider closed curves. That is closed with the moving point return to the starting position. Second, the point must not jump. It must move continuously. Third, there must be attention a lying every point on the curve. The tangent vector with the fi..