Abstract

In the context of CA conjecture for holographic complexity, we study the action growth rate at late time approximation for general quadratic curvature theory of gravity. We show how the Lloyd’s bound saturates for charged and neutral black hole solutions. We observe that a second singular point may modify the action growth rate to a value other than the Lloyd’s bound. Moreover, we find the universal terms that appear in the divergent part of complexity from computing the bulk and joint terms on a regulated WDW patch.

Highlights

  • By combining the basic ideas of quantum information theory (QIT) and AdS/CFT duality, a significant development in the area of black hole physics has occurred and we have witnessed the appearance of new paradigms in our quest to understand the quantum theory of gravity

  • The higher order curvature theories of gravity usually have two important roles. Either they show the existence of a certain property that holds for all holographic dual CFTs, for instance, the holographic c-theorems or holographic entanglement entropy, or in opposite direction, they provide counterexamples, for example in the known Kovtun– Son–Starinets bound for the shear viscosity over entropy density ratio, where the bound is violated in the presence of certain higher curvature terms

  • Following [11,17] we are going to compute the action growth rate on a WDW patch associated with a two-sided black hole in general quadratic curvature (GQC) theory of gravity, see Fig. (1)

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Summary

Introduction

By combining the basic ideas of quantum information theory (QIT) and AdS/CFT duality, a significant development in the area of black hole physics has occurred and we have witnessed the appearance of new paradigms in our quest to understand the quantum theory of gravity. To study a broader spectrum of CFTs, one can consider higher curvature theories of gravity in the bulk This enables us to explore other universality classes as well because as it is observed in these theories there are various types of degrees of freedom in addition to the Einstein modes. Either they show the existence of a certain property that holds for all holographic dual CFTs, for instance, the holographic c-theorems or holographic entanglement entropy, or in opposite direction, they provide counterexamples, for example in the known Kovtun– Son–Starinets bound for the shear viscosity over entropy density ratio, where the bound is violated in the presence of certain higher curvature terms These properties motivate us to study the holographic complexity in both directions in this paper. Page 3 of 12 920 general quadratic curvature (GQC) theory of gravity in this paper and compute the action growth rate in this theory Another related subject is the structure of UV divergences of the complexity.

The action growth rate of GQC gravity
General quadratic curvature action
Action growth rate in WDW patch
Neutral black hole in d dimension
The horizon is given by solving the equation rh2 L2
More on the second singularity and complexity
WDW action for global AdS
G QC j oi nt
Conclusion and discussion
A Useful relations
B Action growth coefficients

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