Plumbing
The plumbing of a 
-sphere and a 
-sphere is defined as the disjoint union of 
and
with their common 
, identified via the identity homeomorphism.
References
Rolfsen, D. Knots and Links. Wilmington, DE: Publish or Perish Press, p. 180, 1976.
- Flip Bifurcation
- Floor Function
- Floquet Analysis
- Floquet's Theorem
- Flow
- Flower
- Flower of Life
- Flow Line
- Flowsnake
- Flowsnake Fractal
- Floyd's Algorithm
- Fluent
- Fluxion
- Flype
- Flyping Conjecture
- Focus
- Fold Bifurcation
- Fold Catastrophe
- Folding
- Foliation
- Folium
- Folium of Descartes
- Follows
- Fontené Theorems
- Foot