Lamina
A 2-D planar closed surface 
which has a mass 
and a surface density 
(in units of mass per areas squared)such that
The Center of Mass of a lamina is called its Centroid.See also Centroid (Geometric), Cross-Section, Solid
- Heyting Algebra
- H-Fractal
- H-Function
- Hh Function
- Higher Arithmetic
- Highest Weight Theorem
- HighLife
- Highly Abundant Number
- Highly Composite Number
- Higman-Sims Group
- Hilbert Basis Theorem
- Hilbert Curve
- Hilbert Function
- Hilbert Hotel
- Hilbert Matrix
- Hilbert Number
- Hilbert Polynomial
- Hilbert's Axioms
- Hilbert-Schmidt Norm
- Hilbert-Schmidt Theory
- Hilbert's Constants
- Hilbert's Inequality
- Hilbert's Nullstellansatz
- Hilbert Space
- Hilbert's Problems