Issues

• Prescale appended blocks in IncrementalQr so extreme-scale panels factorize instead of degenerating

  ultimatile/ariadnetor#496 · Filter by author ultimatile opened on Jul 25, 2026

• Successive randomized compression (SRC) for MPO-MPS apply

  enhancement
  ultimatile/ariadnetor#469 · Filter by author ultimatile opened on Jul 13, 2026

• Property test: sweep-order invariance of bond singular values

  ultimatile/ariadnetor#467 · Filter by author ultimatile opened on Jul 13, 2026

• Witness type for verified canonical form

  ultimatile/ariadnetor#466 · Filter by author ultimatile opened on Jul 13, 2026

• Dependency Dashboard

  ultimatile/ariadnetor#320 · Filter by author renovate opened on May 30, 2026

• ci: audit-level automation umbrella (trybuild guards, lint hooks, diff audit, external review)

  ultimatile/ariadnetor#315 · Filter by author ultimatile opened on May 30, 2026

• Compute backend design epic for GPU / stateful backends

  ultimatile/ariadnetor#268 · Filter by author ultimatile opened on May 21, 2026
  2

• perf: paired canonicalize primitive that co-updates DmrgEnvs

  ultimatile/ariadnetor#218 · Filter by author ultimatile opened on May 2, 2026

• Type-tagged indices for compile-time contraction safety (ITensor-style)

  enhancement
  ultimatile/ariadnetor#208 · Filter by author ultimatile opened on Apr 29, 2026

• Build-time specialization of contraction plans for static-shape network templates

  enhancement
  ultimatile/ariadnetor#207 · Filter by author ultimatile opened on Apr 29, 2026

• Add isometry-based canonical-form verification helpers for MPS

  ultimatile/ariadnetor#203 · Filter by author ultimatile opened on Apr 29, 2026
  1

• Establish criterion-based calibration benchmark foundation for multi-architecture support

  enhancementperformance
  ultimatile/ariadnetor#181 · Filter by author ultimatile opened on Apr 25, 2026

• Avoid physical transpose in LQ by reusing QR on row-major view

  performance
  ultimatile/ariadnetor#174 · Filter by author ultimatile opened on Apr 25, 2026
  1

• Future work: Topology-aware threshold detection via hwloc

  enhancementperformance
  ultimatile/ariadnetor#171 · Filter by author ultimatile opened on Apr 25, 2026

• test: address ComputeBackend default impl missed mutants

  ultimatile/ariadnetor#157 · Filter by author ultimatile opened on Apr 17, 2026
  1

• test: catch validation branch mutations in linalg high-level functions

  ultimatile/ariadnetor#156 · Filter by author ultimatile opened on Apr 17, 2026
  2

• Optimize BlockSparse construction to skip unpopulated flux-allowed blocks

  ultimatile/ariadnetor#143 · Filter by author ultimatile opened on Apr 14, 2026

• Contract / decomposition plan caching for iterative BlockSparse algorithms

  ultimatile/ariadnetor#108 · Filter by author ultimatile opened on Apr 10, 2026

• Future work: BlockSparse permute / fuse_legs / split_leg / reshape for non-DMRG algorithms

  ultimatile/ariadnetor#107 · Filter by author ultimatile opened on Apr 10, 2026
  2

• Redesign backend capability management: coarse traits + dispatch + fallback

  ultimatile/ariadnetor#66 · Filter by author ultimatile opened on Mar 22, 2026
  1

• Add batched_gemm capability trait to ComputeBackend

  enhancement
  ultimatile/ariadnetor#50 · Filter by author ultimatile opened on Mar 21, 2026