TY - BOOK AU - Schmüdgen,Konrad TI - An invitation to unbounded representations of *-algebras on Hilbert space T2 - Graduate texts in mathematics, SN - 9783030463656 AV - QA322.4 S34 PY - 2020///] CY - Cham, Switzerland PB - Springer KW - Espacio de Hilbert KW - C*-álgebras KW - Álgebras de operadores ER -