Issues

• twine upload fails with InvalidDistribution

  dgasmith/opt_einsum#258 · Filter by author jrdnbradford opened on May 26, 2026

• Bug: Contraction with scalar output indexing error

  dgasmith/opt_einsum#255 · Filter by author aatmdelissen opened on Oct 14, 2025

• optimal path is not optimal

  bug
  dgasmith/opt_einsum#254 · Filter by author eamartin opened on Jun 27, 2025
  1

• Trinary Contractions

  dgasmith/opt_einsum#251 · Filter by author SebastianSemper opened on Mar 25, 2025
  1

• upgrade optimal and greedy algorithms with versions from cotengra

  dgasmith/opt_einsum#249 · Filter by author jcmgray opened on Mar 11, 2025
  2

• Optimal path less efficient than greedy path

  dgasmith/opt_einsum#248 · Filter by author fishjojo opened on Feb 24, 2025
  4

• Add py.typed

  dgasmith/opt_einsum#244 · Filter by author juanjosegarciaripoll opened on Jan 25, 2025
  2

• contract_path with optimize='optimal' not working on small example

  dgasmith/opt_einsum#243 · Filter by author ryan112358 opened on Nov 16, 2024
  1

• Add support for sympy backend (symbolic computation)

  dgasmith/opt_einsum#242 · Filter by author SimoneGasperini opened on Nov 13, 2024
  3

• Alternative Greedy Algorithms

  dgasmith/opt_einsum#233 · Filter by author dgasmith opened on May 27, 2024
  1

• Sub-optimal contraction path when using broadcasting

  dgasmith/opt_einsum#220 · Filter by author pimdh opened on Sep 23, 2023
  5

• Setting memory_limit in contract_path causes "ValueError: invalid subscript 'Ų' in einstein sum subscripts string, subscripts must be letters"

  dgasmith/opt_einsum#217 · Filter by author rht opened on Jun 27, 2023
  7

• Suggestion: Multiple einsum steps

  dgasmith/opt_einsum#216 · Filter by author davystrong opened on May 26, 2023
  2

• Add Aesara as a backend

  dgasmith/opt_einsum#213 · Filter by author rlouf opened on Feb 4, 2023
  4

• Contigugous loss after opt-einsum that may affect the efficiency of subsequent operations

  dgasmith/opt_einsum#211 · Filter by author Geositta2000 opened on Dec 15, 2022
  8

• Fink optimal path for caching constant intermediates

  dgasmith/opt_einsum#199 · Filter by author fangzhangmnm opened on Sep 12, 2022
  3

• Zero dimension tensors (as zero entries) lead opt_einsum slower than einsum

  dgasmith/opt_einsum#198 · Filter by author Geositta2000 opened on Aug 28, 2022
  1

• Could opt_einsum understand repeated inputs?

  dgasmith/opt_einsum#194 · Filter by author romanngg opened on Jul 5, 2022

• Slow contractions when scalars are present and output is large

  dgasmith/opt_einsum#189 · Filter by author Geositta2000 opened on Jun 5, 2022
  3

• Empty step in contractions with scalar by dp

  dgasmith/opt_einsum#187 · Filter by author Geositta2000 opened on May 24, 2022
  1

• Is opt_einsum.paths.optimal algorithm correct?

  dgasmith/opt_einsum#167 · Filter by author igtrnt opened on Aug 24, 2021
  7

• Einsum output order

  dgasmith/opt_einsum#146 · Filter by author dgasmith opened on Jul 2, 2020
  2

• Performance difference between essentially the same einsum with dummy index interchanging

  dgasmith/opt_einsum#143 · Filter by author refraction-ray opened on Jun 9, 2020
  3

• Optimizers for contracting large/complex tensor networks - cotengra

  dgasmith/opt_einsum#125 · Filter by author jcmgray opened on Feb 10, 2020
  1

• Suboptimal scaling for expressions of constant treewidth

  dgasmith/opt_einsum#117 · Filter by author yaroslavvb opened on Dec 1, 2019
  12