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Memory error (bad_alloc) with MPS/density matrix
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0
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20
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September 22, 2025
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Swap-gate, SVD applied to MPS
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0
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29
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September 8, 2025
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Two-site gate to MPS
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2
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39
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September 3, 2025
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eltC function generates wrong answer when calculating inner product
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3
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40
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December 29, 2024
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How to use AutoMPO with a matrix prefactor?
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6
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72
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September 19, 2024
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Is there a sample function in c++ version?
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8
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70
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August 30, 2024
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Discrepancy in Calculating Correlation Function Using iTensor TDVP
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2
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204
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June 9, 2024
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Measure an operator that is a product of many local operators?
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1
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99
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May 16, 2024
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how to obtain more than one eigen energy of local MPO during sweep?
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4
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170
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April 1, 2024
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Frobenius norm of an MPO
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1
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149
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March 2, 2024
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Convergence issue in TDVP
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0
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200
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January 8, 2024
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Calculation of two-point correlator in the quantum number conservation framework
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3
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210
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December 28, 2023
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Does ITensor welcome links to open source libraries based on ITensor?
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10
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403
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December 20, 2023
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Time Evolution of wave function when Hamiltonian is time dependent
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4
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378
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November 14, 2023
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Time Evolution of wave function when Hamiltonian is time dependent.
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0
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150
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November 10, 2023
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How can I separately conserve QNs which have the same name (c++)?
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0
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128
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October 16, 2023
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MPS time evolution, apply function (julia) much slower than gateTEvol (c++)
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8
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637
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October 6, 2023
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Sweeps and bond dimension in TDVP
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3
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345
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September 5, 2023
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Unable to reproduce DMRG calculations using ITensor
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1
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338
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July 20, 2023
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Mismatch of results in two different machine
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8
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336
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July 18, 2023
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Read psi from idmrg into ITensorInfiniteMPS.jl
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0
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270
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May 21, 2023
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CMake support for iTensor cpp package
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1
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224
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March 18, 2023
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Coupling fermionic operators with bosonic operators
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0
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345
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February 12, 2023
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Entanglement Spectrum with momentum
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7
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620
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February 8, 2023
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Obtaining transfer matrix using diagHermitian in iDMRG
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15
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753
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January 27, 2023
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DMRG 2D Hubbard slow convergence
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3
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749
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January 26, 2023
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MixedSiteSet in TEBD and DMRG
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1
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579
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January 22, 2023
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Get the wrong information of psi in idmrg
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8
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346
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January 16, 2023
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transfer the idmrg wave function into the initial wave function
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1
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225
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January 6, 2023
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Future of C++ version of ITensor
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2
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579
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August 29, 2022
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