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A rush of energy follows the introspective opening, as more dancers arrive, joining together in full-bodied, undulatory movement that integrates the fast-paced, stamping footwork of Tswana.

"You get this undulatory motion of the fins, and it looks as if it is chasing the light."

A few minutes passed before the musicians — on viola, violin, trumpet, clarinet, cello, flute and vocals — joined in with a warbling chant, laying the foundation for many more undulatory layers of sound.

Several other important researches connected with the undulatory theory of light are embodied in his treatise on “Light” published in the Encyclopaedia metropolitana.

It frequently remains in the air for several seconds, and while there also makes undulatory motions, during which the position of the feet under the table can be thoroughly examined.