Circuit complexity in quantum field theory
RA Jefferson, RC Myers - Journal of High Energy Physics, 2017 - Springer
A bstract Motivated by recent studies of holographic complexity, we examine the question of
circuit complexity in quantum field theory. We provide a quantum circuit model for the …
circuit complexity in quantum field theory. We provide a quantum circuit model for the …
Geometry of Krylov complexity
We develop a geometric approach to operator growth and Krylov complexity in many-body
quantum systems governed by symmetries. We start by showing a direct link between a …
quantum systems governed by symmetries. We start by showing a direct link between a …
On the time dependence of holographic complexity
A bstract We evaluate the full time dependence of holographic complexity in various eternal
black hole backgrounds using both the complexity= action (CA) and the complexity= volume …
black hole backgrounds using both the complexity= action (CA) and the complexity= volume …
Liouville action as path-integral complexity: from continuous tensor networks to AdS/CFT
A bstract We propose an optimization procedure for Euclidean path-integrals that evaluate
CFT wave functionals in arbitrary dimensions. The optimization is performed by minimizing …
CFT wave functionals in arbitrary dimensions. The optimization is performed by minimizing …
Holographic complexity
M Alishahiha - Physical Review D, 2015 - APS
For a field theory with a gravitational dual, following Susskind's proposal we define
holographic complexity for a subsystem. The holographic complexity is proportional to the …
holographic complexity for a subsystem. The holographic complexity is proportional to the …
Quantum computation as gravity
We formulate Nielsen's geometric approach to circuit complexity in the context of two-
dimensional conformal field theories, where series of conformal transformations are …
dimensional conformal field theories, where series of conformal transformations are …
Anti–de sitter space from optimization of path integrals in conformal field theories
We introduce a new optimization procedure for Euclidean path integrals, which compute
wave functionals in conformal field theories (CFTs). We optimize the background metric in …
wave functionals in conformal field theories (CFTs). We optimize the background metric in …
Noether charge, black hole volume, and complexity
A bstract In this paper, we study the physical significance of the thermodynamic volumes of
AdS black holes using the Noether charge formalism of Iyer and Wald. After applying this …
AdS black holes using the Noether charge formalism of Iyer and Wald. After applying this …
Complexity for conformal field theories in general dimensions
We study circuit complexity for conformal field theory states in an arbitrary number of
dimensions. Our circuits start from a primary state and move along a unitary representation …
dimensions. Our circuits start from a primary state and move along a unitary representation …
The volume of the black hole interior at late times
A bstract Understanding the fate of semi-classical black hole solutions at very late times is
one of the most important open questions in quantum gravity. In this paper, we provide a …
one of the most important open questions in quantum gravity. In this paper, we provide a …