It's usually drawn as a triangle. But as someone with a physics background, I see it like this:

Right. But an alteration is required to reflect markets being different from analogue wave-forms. The Y-axis can't go below zero, so the quiescent state is at some positive value. For Bitcoin, during the first oscillation it was $115.34, the 2nd it was $114.66 and the last it is $110.36 (as it changes with time).