• Lie point symmetries of difference equations and lattices
• Lie symmetries of multidimensional difference equations
• De Sitter Space and Eternity
• In Search of Quantum de Sitter Space: Generalizing the Kodama State
• Putting a cap on causality violations in CDT
• Vacuum and semiclassical gravity: a difficulty and its bewildering significance
• Multi-dimensional Virasoro algebra and quantum gravity
• Manifestly covariant canonical quantization of gravity and diffeomorphism anomalies in four dimensions
• Q-Curvature, Spectral Invariants, and Representation Theory
• Lorentz Violation in a Diffeomorphism-Invariant Theory.
• Dynamical Emergence of Complex Structures in Field Theories
• On the naturality of the Einstein equation
• A Yang—Mills theoretic proof of the Newlander–Nirenberg theorem
• Constructing a class of solutions for the Hamilton-Jacobi equation in field theory
• Feynman integrals and difference equations
• Deep Beauty: Understanding the Quantum World
• Real Curves, Open Strings, and A-infinity Algebras
• One way of looking at Cauchy’s theorem
• The Catsters on YouTube