Tangent Bundle
The tangent bundle TM of a Smooth Manifold 
is the Space of Tangent Vectors to points in the manifold, i.e., it is the set 
where 
and 
is tangent to . For example,the tangent bundle to the Circle is the Cylinder.
- Hyperfactorial
- Hypergeometric Differential Equation
- Hypergeometric Distribution
- Hypergeometric Function
- Hypergeometric Identity
- Hypergeometric Polynomial
- Hypergeometric Series
- Hypergroup
- Hypermatrix
- Hyperparallel
- Hyperperfect Number
- Hyperplane
- Hyperreal Number
- Hyperspace
- Hypersphere
- Hypersphere Packing
- Hypervolume
- Hypocycloid
- Hypocycloid--3-Cusped
- Hypocycloid--4-Cusped
- Hypocycloid Evolute
- Hypocycloid Involute
- Hypocycloid Pedal Curve
- Hypoellipse
- Hypotenuse