The single equality $A^{*n}A^n = (A^*A)^n$ does not imply the quasinormality of weighted shifts on rootless directed trees

Tytuł:
The single equality $A^{*n}A^n = (A^*A)^n$ does not imply the quasinormality of weighted shifts on rootless directed trees
Czasopismo:
Rok:
2016

Strony:
338-348

Tom (seria wydawnicza):
435

Numer DOI:
10.1016/j.jmaa.2015.09.062