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About the DMRG and Numerical Methods category
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0
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470
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April 13, 2022
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Slow convergence of spin 1 AF Heisenberg chain
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2
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27
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February 5, 2026
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High-Precision Sampling for Large QFT-MPS (N≈256)
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0
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19
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February 2, 2026
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Parallel DMRG in ITensorParallel.jl
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0
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24
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January 29, 2026
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Customized Operator Error: "Fluxes not all equal"
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3
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121
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January 28, 2026
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Spin Spin correlation for 2 leg isotropic heisenberg model
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0
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22
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January 16, 2026
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Energy calculation for degenerate states
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1
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34
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January 14, 2026
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DMRG3S with subspace expansion and randomized SVD
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0
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35
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January 2, 2026
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TEBD Truncation Error
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5
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80
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December 13, 2025
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ED vs. DMRG overlap != 1.
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4
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82
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December 12, 2025
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DMRG large spin question
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1
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37
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November 25, 2025
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Custom lattices and custom "initial" states
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5
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119
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November 19, 2025
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Correct approach for transposing/reflecting iMPS with multi-site unit cell (ITensorInfiniteMPS)
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0
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49
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September 19, 2025
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Using the sum of exponentials to fit long-range interactions
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3
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86
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September 6, 2025
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cuTENSOR not working with DMRG
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6
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94
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September 3, 2025
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Explicitly Limiting the Bond Dimension of MPO upon Construction
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4
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85
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August 28, 2025
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Small errors in on-site density in TDVP: without increasing BD?
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0
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38
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August 26, 2025
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Calculate dynamic correlation function for fermonic operators in ITensor
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2
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58
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August 24, 2025
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Entanglement entropy from DMRG for XXZ model
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3
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103
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August 7, 2025
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Exited state with fixed QN
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2
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61
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July 22, 2025
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How to build an MPO using 2-sites local operators?
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1
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70
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July 17, 2025
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Dynamical Structure Factor of 1D Spin-1 chain
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1
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72
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July 12, 2025
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Using ITensorMPS to efficiently calculate all principal minors of a matrix
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0
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42
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July 8, 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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54
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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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72
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June 10, 2025
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Exact Diagonalization code's link not working
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11
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99
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June 9, 2025
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First DMRG sweep takes significantly Longer
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4
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70
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June 3, 2025
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Understanding the METTS implementation in iTensor (example in repository is dead)
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2
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90
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June 3, 2025
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To understand if an MPS is VBS?
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5
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88
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May 27, 2025
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negative energy for a semi positive definite (non-local) hamiltonian
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2
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45
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May 22, 2025
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