On Ear Decompositions of Strongly Connected Bidirected Graphs
On eccentric connectivity index
On edge graceful labelings of disjoint unions of $2r$-regular edge graceful graphs
On edge-group choosability of graphs
On electric resistances for distance-regular graphs
On embedded trees and lattice paths
On embedding well-separable graphs
On embeddings of CAT(0) cube complexes into products of trees
On embeddings of finite metric spaces in $l_\infty^n$
On embeddings of half-cube graphs in half-spin Grassmannians
On Emergence of Dominating Cliques in Random Graphs
On empty pentagons and hexagons in planar point sets
On Enumeration of Conjugacy Classes of Coxeter Elements
On epimorphisms of spherical Moufang buildings
On equicut graphs
On equitable zero sums
On Erdos' extremal problem on matchings in hypergraphs
On Erdös--Szekeres problem and related problems
On Euclidean designs and the potential energy
On examples of difference operators for $\{0,1\}$-valued functions over finite sets