English

The Amemiya-Ando conjecture falls

Functional Analysis 2012-03-16 v1 Operator Algebras

Abstract

In any infinite dimensional Hilbert space H, a sequence P_n...P_1 x diverges in norm for some x \in H and orthogonal projections P_n \in {Q_1,..., Q_5}.

Keywords

Cite

@article{arxiv.1203.3354,
  title  = {The Amemiya-Ando conjecture falls},
  author = {Adam Paszkiewicz},
  journal= {arXiv preprint arXiv:1203.3354},
  year   = {2012}
}
R2 v1 2026-06-21T20:34:28.070Z