Uniquely K_r-Saturated Graphs

Uniqueness of certain completely regular Hadamard codes

Uniqueness of electrical currents in a network of finite total resistance

Uniqueness of graph square roots of girth six

Unit distance graphs with ambiguous chromatic number

Unit Distances in Three Dimensions

Unit Rectangle Visibility Graphs

Unital versions of the higher order peak algebras

Unitals in $PG(2,q^2)$ with a large 2-point stabiliser

Unitals of PG(2,q^2) containing conics

Unitary designs and codes

Unitary Space Time Constellation Analysis: An Upper Bound for the Diversity

Universal Counting of Lattice Points in Polytopes

Universal Cycles for Minimum Coverings of Pairs by Triples, with Application to 2-Radius Sequences

Universal cycles for permutations

Universal Cycles for Weak Orders

Universal Cycles of Discrete Functions

Universal Cycles of Restricted Classes of Words

Universal Cycles on 3-Multisets

Universality and asymptotics of graph counting problems in nonorientable surfaces