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Prepare effective Hamiltonian halves in FiniteEnvironments - #546

Merged

lkdvos merged 16 commits into

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ld-envs

Nov 1, 2026

Merged

Prepare effective Hamiltonian halves in FiniteEnvironments#546
lkdvos merged 16 commits into
mainfrom
ld-envs

Commits on Oct 27, 2026
- Cache finite DMRG operator preparation with explicit environment updates
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- Benchmark DMRG caching across operator models and bond dimensions
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- Profile hybrid DMRG transfers and pair-only preparation
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- Compare large-bond chemistry DMRG against dependency-matched main
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- Build cached AB/CA terms in the original contraction order and simplify the cache
  
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- Untrack benchmark results and trim the benchmark folder
  
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- Address review: single window size, pair-only operator data, window-driven absorbs
  
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- Address review: shared Jordan halves, cache file, finalizer rebuild, action tests
  
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- Split MPO derivatives into halves and align DMRG environments wording
  
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- Make DMRGEnvironments lazy like FiniteEnvironments
  
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- Prepare effective Hamiltonian halves in FiniteEnvironments
  
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- Let calc_galerkin build the derivative from cached halves for DMRG
  
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- Fold Jordan derivative terms per half and dispatch halves on Val{N}
  
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Commits on Oct 28, 2026
- Reuse OptimalExpand's two-site projection for the DMRG Galerkin error
  
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Commits on Oct 29, 2026
- Fold Jordan derivative terms only for prepared operators
  
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Commits on Oct 30, 2026
- Test cached derivatives through the existing test files
  
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  f53db7b

Commits

Commits on Oct 27, 2026

Commits on Oct 28, 2026

Commits on Oct 29, 2026

Commits on Oct 30, 2026