Root polytopes, triangulations, and the subdivision algebra, II

Root systems and generalized associahedra

Rooted $K_4$-Minors

Rooted induced trees in triangle-free graphs

Rooted-tree Decompositions with Matroid Constraints and the Infinitesimal Rigidity of Frameworks with Boundaries

Roots of Ehrhart polynomials and symmetric $δ$-vectors

Roots of Ehrhart polynomials arising from graphs

Roots of Ehrhart polynomials of Gorenstein Fano polytopes

Roots of Ehrhart Polynomials of Smooth Fano Polytopes

Rota-Baxter algebras and new combinatorial identities

Rotational invariance of quadromer correlations on the hexagonal lattice

Roth type theorems in finite groups

Roth's theorem in Z_4^n

Rotor walks on general trees

Rotor-Router Aggregation on the Comb

Rotor-router aggregation on the layered square lattice

Rotor-Router Walks on Directed Covers of Graphs

Row-strict quasisymmetric Schur functions

Rubbling and Optimal Rubbling of Graphs

Rumor Spreading on Random Regular Graphs and Expanders