Inventiones mathematicae · 1990 · 41 citations · 7 references
Natural SciencesMathematicsPhysicsDifferential EquationsMathematical PhysicsTheoretical PhysicsCanonical TransformationsGroup TheoryLie AlgebrasLie GroupsOperator TheoryQuantum Field TheoryFredholm OperatorsHeisenberg ModelSecond-order Differential Equations
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Linear symmetries of free boson fields
David Shale · Transactions of the American Mathematical Society · 1962 · 423 citations
On Limits of Sequences of Operators
E. M. Stein · Annals of Mathematics · 1961 · 353 citations
Quantum mechanics and partial differential equations
Roger Howe · Journal of Functional Analysis · 1980 · 162 citations