.
Mathematics Encyclopedia
U
U-invariant
U-statistic
UET scheduling
Ultimately periodic sequence
Unbounded operator
Unconditional convergence
Unconditional summability
Uncountable set
Undecidability
Underdetermined system
Unicursal curve
Uniform algebra
Uniform approximation
Uniform boundedness
Uniform continuity
Uniform convergence
Uniform distribution
Uniform space
Uniform stability
Uniform subgroup
Uniform topology
Unimodal distribution
Unimodular element
Unimodular group
Unimodular transformation
Union of sets
Unipotent element
Unipotent group
Unipotent matrix
Unique factorisation domain
Uniqueness properties of analytic functions
Unirational variety
Uniserial ring
Unit element
Unit representation
Unit vector
Unital
Unitarily-equivalent operators
Unitary transformation
Univalency conditions
Universal algorithm
Universal covering
Universal invariant
Unramified ideal
Urysohn-Brouwer lemma
Urysohn equation
Urysohn lemma
Urysohn metrization theorem
Urysohn space
Utility theory