English

An FPRAS for two terminal reliability in directed acyclic graphs

Data Structures and Algorithms 2024-02-16 v3

Abstract

We give a fully polynomial-time randomized approximation scheme (FPRAS) for two terminal reliability in directed acyclic graphs (DAGs). In contrast, we also show the complementing problem of approximating two terminal unreliability in DAGs is #BIS-hard.

Cite

@article{arxiv.2310.00938,
  title  = {An FPRAS for two terminal reliability in directed acyclic graphs},
  author = {Weiming Feng and Heng Guo},
  journal= {arXiv preprint arXiv:2310.00938},
  year   = {2024}
}

Comments

30 pages. v3: improved presentation

R2 v1 2026-06-28T12:37:55.321Z