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Inquiry about PBC-optimized DMRG support in ITensor
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2
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65
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November 10, 2025
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Unexpected error in 2D quantum number conserving DMRG (with unusual "fractal" path)
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8
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90
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October 28, 2025
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Low GPU utilization (<25%) when accelerating DMRG with GPU
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5
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91
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September 10, 2025
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cuTENSOR not working with DMRG
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6
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82
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September 3, 2025
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Writing the following Hamiltonian as MPOs for DMRG calculation
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1
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62
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August 1, 2025
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Exited state with fixed QN
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2
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50
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July 22, 2025
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Dynamical Structure Factor of 1D Spin-1 chain
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1
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63
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July 12, 2025
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Is it possible to limit disk usage when using write_when_maxdim_exceeded=true in DMRG?
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0
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46
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June 25, 2025
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DMRG not converging for FHM in SC phase
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2
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65
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June 10, 2025
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First DMRG sweep takes significantly Longer
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4
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60
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June 3, 2025
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Restart DMRG with stored MPS
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3
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65
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May 14, 2025
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On computing Neutral Gap using OBC
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1
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61
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April 6, 2025
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Multi-point correlation function using ITensor DMRG
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5
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126
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March 24, 2025
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Non-hermitian DMRG algorithm for steady state
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9
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130
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March 19, 2025
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Absence of a feedback in case of non hermitian hamiltonian
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21
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178
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March 7, 2025
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MPO for Anyon Hubbard model
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12
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164
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March 16, 2025
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Problems in benchmarking DMRG + measurements - XX chain
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1
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62
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February 20, 2025
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some problem of purification program
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0
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70
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January 12, 2025
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Quantum number conservation in DMRG
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4
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97
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January 8, 2025
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Implementing Complex Arithmetic in DMRG for Studying Chiral Spin Liquids in the Hubbard Model
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4
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99
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December 21, 2024
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How to keep zero singular values during SVD?
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8
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87
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December 25, 2024
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The question of calculating the zero-frequency Green's function for a one-dimensional interacting fermion model with open and periodic boundary conditions.
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0
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68
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December 6, 2024
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DMRG fails for complex Hamiltonian (still Hermitian)
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4
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147
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December 5, 2024
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Issue with ITensor flux while implementing conserved parity in DMRG C++
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5
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95
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November 18, 2024
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GPU is not faster CPU
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3
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90
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November 2, 2024
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[ANN] ITensors.jl v0.7 breaking release (MPS/MPO code moved to ITensorMPS.jl)
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2
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167
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October 25, 2024
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DMRG with Multi-Site Updates?
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3
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111
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October 24, 2024
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Heisenberg model with an external field
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2
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78
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October 24, 2024
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Some basic questions on DMRG
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7
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142
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October 14, 2024
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question about asymmetric hubbard model
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4
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83
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October 14, 2024
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