Issues

• perf(gpu): Float64 contiguous get benchmark (Tesla T4, 69 cases, S0–S4)

  Cytnx-dev/Cytnx#1247 · Filter by author IvanaGyro opened on Nov 14, 2026

• linalg.Matmul / Tensordot / Contract return wrong values for integer dtypes (Int32/Uint32 on CPU and GPU, Int64/Uint64 on GPU)

  Cytnx-dev/Cytnx#1246 · Filter by author pcchen opened on Nov 14, 2026

• Network.Launch() on a cuQuantum GPU build returns wrong values for every input except uniform ComplexDouble, and drops the output labels and rowrank

  Cytnx-dev/Cytnx#1243 · Filter by author pcchen opened on Nov 14, 2026

• [build] Installed libcytnx.a holds GCC LTO bytecode, so a consumer built with a different GCC major version cannot link

  compile/build
  Cytnx-dev/Cytnx#1242 · Filter by author pcchen opened on Nov 14, 2026
  1

• [test] GPU Svd_truncate tests for BlockUniTensor never check U or vT

  Cytnx-dev/Cytnx#1241 · Filter by author pcchen opened on Nov 14, 2026

• linalg.Max / linalg.Min semantics: complex ordering, NaN, and Bool

  proposal
  Cytnx-dev/Cytnx#1238 · Filter by author pcchen opened on Nov 13, 2026

• ArnoldiGnd.ArnoldiBKTest compares against the largest real part while asking for "LM", and depends on the random stream

  Cytnx-dev/Cytnx#1237 · Filter by author pcchen opened on Nov 13, 2026

• GPU random fills ignore every cuRAND return value

  Cytnx-dev/Cytnx#1236 · Filter by author pcchen opened on Nov 13, 2026
  1

• Rsvd on block UniTensors uses the same random seed for every symmetry sector

  Cytnx-dev/Cytnx#1235 · Filter by author pcchen opened on Nov 13, 2026

• linalg.Qr(..., is_tau=True) returns the conjugate of the geqrf scalars for complex input

  Cytnx-dev/Cytnx#1232 · Filter by author pcchen opened on Nov 13, 2026
  1

  

• [proposal] Make cuQuantum an optional dependency of the GPU build

  compile/builddependenciesgpuproposal
  Cytnx-dev/Cytnx#1227 · Filter by author pcchen opened on Nov 12, 2026
  1

• perf(linalg): investigate alias-aware elementwise kernels and avoid unnecessary clones

  enhancement
  Cytnx-dev/Cytnx#1225 · Filter by author IvanaGyro opened on Nov 12, 2026

• v2.0.0 release tracking

  Cytnx-dev/Cytnx#1219 · Filter by author pcchen opened on Nov 11, 2026 · v2.0.0
  12

• Eigh / Eig: add an algorithm option for the LAPACK driver (as proposed for SVD in #623) and default Eigh to ?syevd / ?heevd

  enhancement
  Cytnx-dev/Cytnx#1214 · Filter by author pcchen opened on Nov 10, 2026 · v2.0.0
  2

• Restore Coverity scans: current workflow fails during BLAS detection

  Cytnx-dev/Cytnx#1205 · Filter by author ianmccul opened on Oct 26, 2026

• Make nightly version ordering and installation instructions select the intended build

  Cytnx-dev/Cytnx#1204 · Filter by author ianmccul opened on Oct 26, 2026 · v2.0.0
  3

• Decide the supported Python baseline and update packaging, Pixi and CI together

  Cytnx-dev/Cytnx#1203 · Filter by author ianmccul opened on Oct 26, 2026 · v2.0.0
  1

• Gate package publication on release validation and add a build-only dispatch mode

  Cytnx-dev/Cytnx#1202 · Filter by author ianmccul opened on Oct 26, 2026

• Limit CI token permissions and isolate publishing credentials from builds

  Cytnx-dev/Cytnx#1201 · Filter by author ianmccul opened on Oct 26, 2026

• Pass conda release artifact paths as separate upload arguments

  Cytnx-dev/Cytnx#1200 · Filter by author ianmccul opened on Oct 26, 2026

• Fix conda packages built with version None and no artifact tests

  Cytnx-dev/Cytnx#1199 · Filter by author ianmccul opened on Oct 26, 2026 · v2.0.0

• Test installed release wheels before publication

  Cytnx-dev/Cytnx#1198 · Filter by author ianmccul opened on Oct 26, 2026 · v2.0.0

• Install newest release from conda

  docshelp wanted
  Cytnx-dev/Cytnx#1189 · Filter by author manuschneider opened on Sep 21, 2026
  3

  

• [build/docs] Define the supported build configuration model

  Cytnx-dev/Cytnx#1183 · Filter by author pcchen opened on Aug 19, 2026
  3

• UniTensor::truncate_(bond, x): x is a bond dimension for dense tensors but a sector index for symmetric ones

  suggestion
  Task

  Cytnx-dev/Cytnx#1182 · Filter by author manuschneider opened on Aug 14, 2026