A conjecture of Biggs concerning the resistance of a distance-regular graph
A conjecture of Erdős on graph Ramsey numbers
A conjecture of Stanley on alternating permutations
A conjecture on independent sets and graph covers
A conjecture on square roots of Laplacian and signless Laplacian eigenvalues of graphs
A conjectured combinatorial interpretation of the normalized irreducible character values of the symmetric group
A conjectured formula for Fully Packed Loop configurations in a triangle
A connection between palindromic and factor complexity using return words
A connection between the bipartite complements of line graphs and the line graphs with two positive eigenvalues
A construction of 3-e.c. graphs using quadrances
A construction of a skewaffine structure in Laguerre geometry
A construction of cospectral graphs for the normalized Laplacian
A construction of infinite sets of intertwines for pairs of matroids
A construction of pooling designs with surprisingly high degree of error correction
A construction of spherical designs from finite graphs with the theory of crystal lattice
A Construction of Weakly and Non-Weakly Regular Bent Functions
A Constructive Characterisation of Circuits in the Simple (2,2)-sparsity Matroid
A Constructive Proof of Ky Fan's Generalization of Tucker's Lemma
A continued fraction expansion for a q-tangent function
A continued fraction expansion for a q-tangent function: An elementary proof