  loxodrome |
 helix |
 lissajous space curve |
 torus knot |
 genus 2 knot |
 Cinquefoil knot |
 Trefoil knot |
 Figure 8 Knot |
 Granny Knot |
 Square Knot |
 Intersection of Two Cylinders |
  The Viviani Curve |
  Spherical Ellipse |
  Spherical Cycloid |
 constant curvature curve |
 constant torsion curve |