Documentation of Hysteresis
※ Hysteresis とは物理の用語で、ある物に力を加えると、最初の状態のときと同じに戻しても、状態が完全には戻らないという意味を持つ。履歴現象
※ Hysteresis is a physics term describing the phenomenon in which both past forces and current forces affect the state of a system. Even if the system returns to its starting position, the path it took will determine its final state.