question: What is von Neumann algebra ?
answer: algebra of bounded operators on a Hilbert space that is closed in the weak operator topology and contains the identity operator
turker_answer: Von Neumann algebra is an algebra of bounded operators on a Hilbert space that is closed in the weak operator topology and contains the identity operator .
rule-based: Von Neumann algebra is algebra of bounded operators on a Hilbert space that is closed in the weak operator topology and contains the identity operator .