Communications in Mathematical Physics · 2000 · 141 citations · 4 references
Natural SciencesPhysicsCondensed Matter PhysicsDynamical SystemsThermodynamicsDissipative SystemsNon-equilibrium ThermodynamicsOscillatorsSecond Law Of ThermodynamicsStatistical MechanicsStatistical ThermodynamicsNon-equilibrium Statistical Mechanics
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Hypoelliptic second order differential equations
Lars Hörmander · Acta Mathematica · 1967 · 2.4K citations · Full text