Discussions

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  quimb is taking part in unitaryHACK 26!

  jcmgray announced Jun 3, 2026 in Announcements

  

  

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  How to perform mps.gate_split() on non-adjacent sites?

  ACE07-Sev asked May 18, 2026 in Q&A · Answered

  

  

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  How to reorder sites in MPS

  ACE07-Sev asked May 14, 2026 in Q&A · Answered

  

  

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  Is there any way to make a 3-body LocalHam1D?

  ProThicc started Feb 11, 2026 in General

  

  

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  Discrepancy between DMRG energy and <MPS|MPO|MPS>

  shreyasvm3 asked Jan 6, 2026 in Q&A · Unanswered

  

  

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  DMRG on MPO built using SparseOperatorBuilder

  Somasundaram-Rahul asked Nov 23, 2025 in Q&A · Answered

  

  

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  How to add noise information to a quantum circuit?

  MarsMaxwell asked Nov 3, 2025 in Q&A · Unanswered

  

  

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  Real time evolution for TEBD2D

  byoungwookan97 asked Oct 16, 2025 in Q&A · Unanswered

  

  

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  Improve fidelity of MPS truncation (bond max to bond 2)

  ACE07-Sev asked May 16, 2025 in Q&A · Answered

  

  

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  Feature idea: apply local PEPOs to PEPS

  benjaminlanthier started Jul 14, 2025 in Ideas

  

  

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  DMRG changes tensor index ordering

  am-kipu asked Jul 30, 2025 in Q&A · Unanswered

  

  

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  Layer-wise circuit to MPO conversion

  garrison asked May 7, 2025 in Q&A · Unanswered

  

  

  

  

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  Issue with MPO implementation

  Cass490 asked Jul 27, 2025 in Q&A · Unanswered

  

  

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  Error in optimization with gate_split

  rafaeleb asked Jun 27, 2023 in Q&A · Answered

  

  

  

  

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  How to convert a qtn.Circuit to qtn.MatrixProductState to avoid memory issues

  ACE07-Sev asked Jun 5, 2025 in Q&A · Answered

  

  

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  Approximation of volume-law entangled states with area-law entangled states for high-fidelity encoding to circuits via MPS

  ACE07-Sev asked Jun 3, 2025 in Q&A · Answered

  

  

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  How to avoid repetitive contraction of tensor networks for better performance

  ACE07-Sev asked May 7, 2025 in Q&A · Closed · Answered

  

  

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  Calculating inner-product of two tensor networks efficiently

  ACE07-Sev asked May 29, 2025 in Q&A · Unanswered

  

  

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  DMRG runs slow

  mikpizza asked May 28, 2025 in Q&A · Closed · Unanswered

  

  

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  Difference between shape parameter when making MatrixProductState and use of .permute_arrays()

  ACE07-Sev asked May 11, 2025 in Q&A · Closed · Answered

  

  

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  TEBD truncation error

  A-tA-v asked May 5, 2025 in Q&A · Unanswered

  

  

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  Contegrust and ReusableHyperOptimizer

  mertall asked Apr 12, 2025 in Q&A · Closed · Unanswered

  

  

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  Running on google collab

  mertall started Apr 5, 2025 in General · Closed

  

  

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  Support of Fermionic PEPS?

  diret47 asked Feb 25, 2025 in Q&A · Unanswered

  

  

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  [Question]: Usage of Graph Algorithms and Any Slowdowns?

  nv-rliu started Feb 26, 2025 in General

  

  

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