A Characterization On Potentially $K_{2,5}$-graphic Sequences

A Class of Graph-Geodetic Distances Generalizing the Shortest-Path and the Resistance Distances

A Class of lattices and boolean functions related to a Manickam-Miklös-Singhi Conjecture

A Class of Permutation Polynomials of $\bF_{2^m}$ Related to Dickson Polynomials

A class of reconstructible graphs

A class of summation formulas on generalized harmonic numbers

A class of symmetric graphs with 2-arc-transitive quotients

A Classic Proof of a Recurrence for a Very Classical Sequence

A classification of all 1-Salem graphs

A classification of centrally-symmetric and cyclic 12-vertex triangulations of $S^2 \times S^2$

A classification of connected-homogeneous digraphs

A classification of graphs whose subdivision graphs are locally $G$-distance transitive

A classification of mahonian maj-inv statistics

A Classification of Orientable Regular Embeddings of Complete Multipartite Graphs

A classification of plane and planar 2-trees

A classification of prime-valent regular Cayley maps on some groups

A Classification of Tightly Attached Half-Arc-Transitive Graphs of Valency 4

A closed formula for the derivatives of $\ds e^{f(x)}$

A closed formula for the number of convex permutominoes

A Closer Look at Lattice Points in Rational Simplices