Every so often I have to make this. For traditional spirals, set N to a constant, and the angle shift to a multiple of x. Experiment with other functions for both for interesting effects. The points control the center and spacing.
Missing Square? Extra Square?
Binomial Coefficient and Symmetry
Swinging spring pendulum
U-Substitution Viewed as a Transformation
Aus 5 Kreisen, Nevio,GER