English

Moore-Penrose inverse of incidence matrices

Combinatorics 2023-05-23 v1

Abstract

We present explicit formulas for Moore-Penrose inverses of some families of set inclusion matrices arising from sets, vector spaces, and designs.

Keywords

Cite

@article{arxiv.2305.12929,
  title  = {Moore-Penrose inverse of incidence matrices},
  author = {Ali Azimi and R. B. Bapat and Mohammad Farrokhi Derakhshandeh Ghouchan},
  journal= {arXiv preprint arXiv:2305.12929},
  year   = {2023}
}

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8 pages