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We explore how to extract effective dynamics from loop quantum gravity and spinfoams truncated to a finite fixed graph, with the hope of modeling symmetry-reduced gravitational systems.
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A. Ashtekar and P. Singh, Loop Quantum Cosmology: A Status Report
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L. Szulc, W. Kamiński, and J. Lewandowski, Closed FRW model in Loop Quantum Cosmology
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E.R. Livine and S. Speziale, A new spinfoam vertex for quantum gravity
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J. Engle, R. Pereira and C. Rovelli, The loop-quantum-gravity vertex-amplitude
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J. Engle, E.R. Livine, R. Pereira and C. Rovelli, LQG vertex with finite Immirzi parameter
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L. Freidel and K. Krasnov, A New Spin Foam Model for 4d Gravity
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C. Rovelli and F. Vidotto, Stepping out of Homogeneity in Loop Quantum Cosmology
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E. Bentivegna and T. Pawlowski, Anti-deSitter universe dynamics in LQC
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A. Ashtekar, M. Campiglia and A. Henderson, Casting Loop Quantum Cosmology in the Spin Foam Paradigm
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L. Freidel, K. Krasnov and E.R Livine, Holomorphic Factorization for a Quantum Tetrahedron
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2011
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M. Dupuis and E.R. Livine, Revisiting the Simplicity Constraints and Coherent Intertwiners
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E.R. Livine and S. Speziale, Consistently Solving the Simplicity Constraints for Spinfoam Quantum Gravity
2008
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2010
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E. Bianchi, C. Rovelli and F. Vidotto, Towards Spinfoam Cosmology
2010
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E.F. Borja, J. Diaz-Polo, I. Garay and E.R. Livine Dynamics for a 2-vertex Quantum Gravity Model
2010
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L. Freidel and S. Speziale, From twistors to twisted geometries
2010
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L. Freidel and S. Speziale, Twisted geometries: A geometric parametrisation of SU(2) phase space
2010
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L. Freidel and E.R. Livine, The Fine Structure of SU(2) Intertwiners from U(N) Representations
2010
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2011
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V. Bonzom and L. Freidel, The Hamiltonian constraint in 3d Riemannian loop quantum gravity
2011
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E. Bianchi, P. Dona and S. Speziale, Polyhedra in loop quantum gravity
2011
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B. Dittrich and J.P. Ryan, Phase space descriptions for simplicial 4d geometries
2011
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M. Dupuis and E.R. Livine, Holomorphic Simplicity Constraints for 4d Riemannian Spinfoam Models
2011
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2011
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G. Calcagni, S. Gielen and D. Oriti, Two-point functions in (loop) quantum cosmology
2011
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F. Hellmann, On the Expansions in Spin Foam Cosmology
2011
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2012
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A. Perez, The Spin Foam Approach to Quantum Gravity
2019
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