👉 In mathematics, a swirl is a type of surface wave that occurs when an object or fluid rotates around its axis. A swirl can be described as having multiple waves moving in opposite directions at different speeds and angles.
Swirls are often used to describe the movement of fluids like water, air, or oil through a pipe, hose, or other conduit. They occur because of the force of gravity acting on the fluid, causing it to move in one direction but not in another. The motion of
swirls