Fourier expansion can be used to represent any periodic function in one variable.
Closed surfaces in 3D can be built out of spherical harmonics.
Is there a similar expansion to represent a curve of any shape, like the following one?
Fourier expansion can be used to represent any periodic function in one variable.
Closed surfaces in 3D can be built out of spherical harmonics.
Is there a similar expansion to represent a curve of any shape, like the following one?