Report on GRG18, Session A3, Mathematical Studies of the Field Equations

Report on the first binary black hole inspiral search in LIGO data

Report on the first round of the Mock LISA Data Challenges

Report on the second Mock LISA Data Challenge

Report on workshop A1: Exact solutions and their interpretation

Representation Theory of Analytic Holonomy C* Algebras

Representations of relativity, quantum gravity and cosmology

Representations of the $SU(N)$ $T$-algebra and the loop representation in $1+1$-dimensions

Representations of the Dirac wave function in a curved spacetime

Repulsive force in the field theory of gravitation

Repulsive gravity in the very early Universe

Repulsive gravity model for dark energy

Repulsons in the 5D Myers-Perry Family

Required Conditions for Late Time Acceleration and Early Time Deceleration in Generalized Scalar-Tensor Theories

Resampled random processes in gravitational-wave data analysis

Rescuing the Born Rule for Quantum Cosmology

Researches on Non-standard Optics for Advanced Gravitational Waves Interferometers

Resolution of simple singularities yielding particle symmetries in a space-time

Resolving Curvature Singularities in Holomorphic Gravity

Resolving signals in the LISA data