Archimedean arms: radius grows linearly with angle. Turns wind the coil; arms is how many start equally around the origin.
Archimedes, c. 225 BCE
Archimedean arms: radius grows linearly with angle. Turns wind the coil; arms start equally around the origin. Unrolled, it is a straight climb. Distinct from the Fibonacci square spiral — that one lives next door.
organicwave
1D foldUnrolled: radius grows with angle. Wind the line around the origin and the arms appear.