nested sets
and is said to be nested and decreasing if
- Hausdorff space
- Hawking, Stephen William
- Hawthorne effect
- hcf
- heat
- heat equation
- Heaviside function
- hectare
- hecto‐
- height
- Heine-Borel theorem
- Heisenberg's uncertainty principle
- Heisenberg, Werner Karl
- helicoid
- helix
- hemisphere
- hemi‐
- hendecagon
- heptagon
- hepta‐
- hereditary property
- Hermite, Charles
- Hermite polynomials
- Hermitian
- Hermitian conjugate