Can a 2-dimensional object cast a shadow?

Semantics, i guess it depends on what is ment by shadow and object. Assuming your lower dimensional object can move around in higher dimensions. A 3D object casts a shadow in 3D, when you look at the effect you see a projection at some distance away on the floor in 2D. A 1D object can cast a shadow in 1D. read more

Assuming your lower dimensional object can move around in higher dimensions. A 3D object casts a shadow in 3D, when you look at the effect you see a projection at some distance away on the floor in 2D. A 1D object can cast a shadow in 1D. And 2D objects can cast a shadow in higher dimensions. read more

Objects cast shadows. That is true. a 3D object casts a 2D shadow. That's true. I don't see why our 3D world needs to be any sort of a shadow for anything 4D. If a snot comes out of my nose, that doesn't mean I must have come from some other being's nose. But, I think I see what you mean, and I'll explain it to you. You mean cross sections. read more