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For a strictly pseudoconvex domain in a complex manifold we define a renormalized volume with respect to the approximately Einstein complete K\"ahler metric of Fefferman. We compute the conformal anomaly in complex dimension two and apply…

Differential Geometry · Mathematics 2011-11-10 Neil Seshadri

We define a renormalized volume for a region in an asymptotically hyperbolic Einstein manifold that is bounded by a Graham-Witten minimal surface and the conformal infinity. We prove a Gauss-Bonnet theorem for the renormalized volume, and…

Differential Geometry · Mathematics 2023-08-01 Matthew J. Gursky , Stephen E. McKeown , Aaron J. Tyrrell

We produce some explicit examples of conformally compact Einstein manifolds, whose conformal compactifications are foliated by Riemannian products of a closed Einstein manifold with the total space of a principal circle bundle over products…

Differential Geometry · Mathematics 2009-10-27 Dezhong Chen

New properties are derived of renormalized volume functionals, which arise as coefficients in the asymptotic expansion of the volume of an asymptotically hyperbolic Einstein (AHE) manifold. A formula is given for the renormalized volume of…

Differential Geometry · Mathematics 2012-11-28 Sun-Yung Alice Chang , Hao Fang , C. Robin Graham

We describe a general procedure for computing renormalized curvature integrals on Poincar\'e-Einstein manifolds. In particular, we explain the connection between the Gauss-Bonnet-type formulas of Albin and Chang-Qing-Yang for the…

Differential Geometry · Mathematics 2026-04-21 Jeffrey S. Case , Ayush Khaitan , Yueh-Ju Lin , Aaron J. Tyrrell , Wei Yuan

We derive a new renormalized volume formula for conformally compact asymptotically hyperbolic manifolds in dimension four. The formula generalizes the ones given by Anderson, Albin, and Chang-Qing-Yang for the case of Poincare-Einstein…

Differential Geometry · Mathematics 2016-12-30 Shih-Tsai Feng

This article describes some geometric invariants and conformal anomalies for conformally compact Einstein manifolds and their minimal submanifolds which have recently been discovered via the Anti-de Sitter/Conformal Field Theory…

Differential Geometry · Mathematics 2007-05-23 C. Robin Graham

Assuming the extrinsic $Q$-curvature admits a decomposition into the Pfaffian, a scalar conformal submanifold invariant, and a tangential divergence, we prove that the renormalized area of an even-dimensional minimal submanifold of a…

Differential Geometry · Mathematics 2025-01-24 Jeffrey S. Case , C Robin Graham , Tzu-Mo Kuo , Aaron J. Tyrrell , Andrew Waldron

This note computes the "renormalized volume" and a renormalizedGauss-Bonnet-Chern formula for the Euler characteristic ofasymptotically complex hyperbolic Einstein (in short: ACHE)4-manifolds.

Differential Geometry · Mathematics 2007-05-23 Marc Herzlich

This paper describes the connection between scattering matrices on conformally compact asymptotically Einstein manifolds and conformally invariant objects on their boundaries at infinity. The conformally invariant powers of the Laplacian…

Differential Geometry · Mathematics 2007-05-23 C. Robin Graham , Maciej Zworski

After analyzing renormalization schemes on a Poincar\'e-Einstein manifold, we study the renormalized integrals of scalar Riemannian invariants. The behavior of the renormalized volume is well-known, and we show any scalar Riemannian…

Differential Geometry · Mathematics 2010-12-30 Pierre Albin

This paper relates the boundary term in the Chern-Gauss-Bonnet formula on 4-manifolds M with the renormalized volume V, as defined in the AdS/CFT correspondence, for asymptotically hyperbolic Einstein metrics on M. In addition, we compute…

Differential Geometry · Mathematics 2007-05-23 Michael T. Anderson

Say S is a compact three-manifold with non-positive Yamabe invariant. We prove that in any long time constant mean curvature Einstein flow over S, having bounded C^{\alpha} space-time curvature at the cosmological scale, the reduced volume…

General Relativity and Quantum Cosmology · Physics 2009-11-13 Martin Reiris

We study the volume of compact Riemannian manifolds which are Einstein with respect to a metric connection with (parallel) skew-torsion. We provide a result for the sign of the first variation of the volume in terms of the corresponding…

Differential Geometry · Mathematics 2020-09-15 Ioannis Chrysikos

We study the renormalized volume of asymptotically hyperbolic Einstein (AHE in short) manifolds $(M,g)$ when the conformal boundary $\pl M$ has dimension $n$ even. Its definition depends on the choice of metric $h_0$ on $\partial M$ in the…

Differential Geometry · Mathematics 2012-11-29 Colin Guillarmou , Sergiu Moroianu , Jean-Marc Schlenker

We define and study the renormalized volume for geometrically finite hyperbolic $3$-manifolds, including with rank-$1$ cusps. We prove a variation formula, and show that for certain families of convex co-compact hyperbolic metrics $g_\eps$…

Differential Geometry · Mathematics 2015-12-22 Colin Guillarmou , Sergiu Moroianu , Frédéric Rochon

In this paper we first use the result in $[12]$ to remove the assumption of the $L^2$ boundedness of Weyl curvature in the gap theorem in $[9]$ and then obtain a gap theorem for a class of conformally compact Einstein manifolds with very…

Differential Geometry · Mathematics 2014-10-28 Gang Li , Jie Qing , Yuguang Shi

Given an embedded closed submanifold $\Sigma^n$ in the closed Riemannian manifold $M^{n + k}$, where $k < n + 2$, we define extrinsic global conformal invariants of $\Sigma$ by renormalizing the volume associated to the unique singular…

Differential Geometry · Mathematics 2025-08-26 Sri Rama Chandra Kushtagi , Stephen E. McKeown

We demonstrate that the volume-renormalized mass for asymptotically hyperbolic manifolds recently introduced by the authors can be deduced from a reduced Hamiltonian perspective. In order to do this, we first use Michel's formalism of mass…

Differential Geometry · Mathematics 2025-06-16 Mattias Dahl , Klaus Kroencke , Stephen McCormick

We derive a formula of Chern-Gauss-Bonnet type for the Euler characteristic of a four dimensional manifold-with-boundary in terms of the geometry of the Loewner-Nirenberg singular Yamabe metric in a prescribed conformal class. The formula…

Differential Geometry · Mathematics 2019-02-06 C. Robin Graham , Matthew J. Gursky
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