00798nam0-22002531i-450-990001247040403321000124704FED01000124704(Aleph)000124704FED01000124704--------d--------km-y0itay50------baeng<<A >>Local Spectral Theory for Closed Operators.by ERDELYI IVAN and SHENGWANG W.Cambridge [etc.]Cambridge University Press1985London Mathematical Society lecture note series105Erdelyi,Ivan41535Shengwang,WangITUNINARICAUNIMARCBK990001247040403321C-9-(1051434MA1MA1Local Spectral Theory for Closed Operators381640UNINA