The intersection of complemented submodules is not complemented
Koen van den DungenBram MeslandAdam Rennie
所有作者
Koen van den DungenBram MeslandAdam Rennie
文献摘要
We show by (counter)example that the intersection of complemented submodules in a Hilbert C∗-module is not necessarily complemented, answering an open question from [MR].