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[NDTensors] [BUG] cuSOLVER SVD silently produces NaN for rectangular rank-deficient matrices on GPU (TDVP)

bugSomething isn't workingSomething isn't working

NDTensorsRequires changes to the NDTensors.jl library.Requires changes to the NDTensors.jl library.

Status: Open.

#1753 In ITensor/ITensors.jl;

· Jagaa-1008 opened on May 28, 2026

[ITensors] Support for Reactant

enhancementNew feature or requestNew feature or request

ITensorsIssues or pull requests related to the `ITensors` package.Issues or pull requests related to the `ITensors` package.

Status: Open.

#1752 In ITensor/ITensors.jl;

· wsmoses opened on May 27, 2026

[NDTensors] [BUG] MethodError: empty(::Bool) in BlockSparseTensor.contract!

bugSomething isn't workingSomething isn't working

NDTensorsRequires changes to the NDTensors.jl library.Requires changes to the NDTensors.jl library.

Status: Open.

#1747 In ITensor/ITensors.jl;

· liuzhaochen opened on May 7, 2026

[ITensors] [ENHANCEMENT] Fermionic sign operator for Generic SiteType

enhancementNew feature or requestNew feature or request

ITensorsIssues or pull requests related to the `ITensors` package.Issues or pull requests related to the `ITensors` package.

Status: Open.

#1689 In ITensor/ITensors.jl;

· matanlotem opened on Dec 16, 2025

[NDTensors] [BUG] Outer fails for two GPU diag tensors

bugSomething isn't workingSomething isn't working

NDTensorsRequires changes to the NDTensors.jl library.Requires changes to the NDTensors.jl library.

Status: Open.

#1679 In ITensor/ITensors.jl;

· kmp5VT opened on Nov 11, 2025

[NDTensors] [BUG] eigen for BlockSparse incorrectly assumes sorted eigenvalues

bugSomething isn't workingSomething isn't working

NDTensorsRequires changes to the NDTensors.jl library.Requires changes to the NDTensors.jl library.

Status: Open.

#1655 In ITensor/ITensors.jl;

· tipfom opened on May 8, 2025

[NDTensors] [BUG] In-place mul! does not work for BlockSparseTensors

bugSomething isn't workingSomething isn't working

NDTensorsRequires changes to the NDTensors.jl library.Requires changes to the NDTensors.jl library.

Status: Open.

#1628 In ITensor/ITensors.jl;

· AFeuerpfeil opened on Mar 13, 2025

[NDTensors] [ENHANCEMENT] In-Place Versions of basic functions

enhancementNew feature or requestNew feature or request

NDTensorsRequires changes to the NDTensors.jl library.Requires changes to the NDTensors.jl library.

Status: Open.

#1624 In ITensor/ITensors.jl;

· VinceNeede opened on Feb 26, 2025

[ITensors] [ENHANCEMENT] Use LinearAlgebra.MulAddMul in ITensor broadcasting

enhancementNew feature or requestNew feature or request

ITensorsIssues or pull requests related to the `ITensors` package.Issues or pull requests related to the `ITensors` package.

Status: Open.

#1555 In ITensor/ITensors.jl;

· mtfishman opened on Oct 25, 2024

[ITensors] [ENHANCEMENT] Investigate using ScopedValues for global variables

enhancementNew feature or requestNew feature or request

ITensorsIssues or pull requests related to the `ITensors` package.Issues or pull requests related to the `ITensors` package.

Status: Open.

#1554 In ITensor/ITensors.jl;

· mtfishman opened on Oct 24, 2024

[ITensors] [ENHANCEMENT] Define loginner(::ITensor, ::ITensor)

enhancementNew feature or requestNew feature or request

ITensorsIssues or pull requests related to the `ITensors` package.Issues or pull requests related to the `ITensors` package.

Status: Open.

#1552 In ITensor/ITensors.jl;

· mtfishman opened on Oct 23, 2024

[ITensors] [ENHANCEMENT] Use juliaup in Jenkins CI workflow

ITensorsIssues or pull requests related to the `ITensors` package.Issues or pull requests related to the `ITensors` package.

Status: Open.

#1542 In ITensor/ITensors.jl;

· kmp5VT opened on Oct 12, 2024