
handle: 10525/2154
2010 Mathematics Subject Classification: 35L10, 35L90. In this note we try to distinguish the hyperbolic fibrations from the Euclidean one with the help of the invariant action of partial differential operators on the fibration. Two examples are given.
PDO, hyperbolic fibration, Minkowski metrics, PDO, Euclidean fibration, hyperbolic fibration
PDO, hyperbolic fibration, Minkowski metrics, PDO, Euclidean fibration, hyperbolic fibration
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