
doi: 10.1007/bf02387367
The author gives an elementary construction of global parametrices for fundamental solutions of first order pseudo-differential operators of hyperbolic type.
parametrices, Pseudodifferential operators as generalizations of partial differential operators, Fundamental solutions to PDEs, First-order hyperbolic systems
parametrices, Pseudodifferential operators as generalizations of partial differential operators, Fundamental solutions to PDEs, First-order hyperbolic systems
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