Browsing School of Mathematical Sciences by Subject "35L05, 35L30, 43A70, 42A80"
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Time-dependent wave equations on graded groups
(Springer, 2021-02)In this paper we consider the wave equations for hypoelliptic homogeneous left-invariant operators on graded Lie groups with time-dependent H\"older propagation speeds. The examples are the time-dependent wave equation for ...