We examine a degenerate, dispersive, nonlinear wave equation related to the evolution of partially molten rock in dimensions two and higher. This simplified model, for a scalar field capturing the melt fraction by volume, has been studied by direct numerical simulation where it has been observed to develop stable solitary waves. In this work, we prove local in time well-posedness results for the time dependent equation, on both the whole space and the torus, for dimensions two and higher. We also prove the existence of the solitary wave solutions in dimensions two and higher.
Existence theory for magma equations in dimension two and higher
Creators
David M. Ambrose - Drexel University, Mathematics
Gideon Simpson - Drexel University
J. Douglas Wright - Drexel University
Dennis G. Yang - Drexel University
Publication Details
Nonlinearity, v 31(10), pp 4724-4745
Publisher
Iop Publishing Ltd
Number of pages
22
Grant note
DMS-1515849; DMS-1409018; DMS-1511488 / National Science Foundation; National Science Foundation (NSF)
1409018 / Division Of Mathematical Sciences; National Science Foundation (NSF); NSF - Directorate for Mathematical & Physical Sciences (MPS)
Resource Type
Journal article
Language
English
Academic Unit
Mathematics
Web of Science ID
WOS:000444190100003
Scopus ID
2-s2.0-85054683260
Other Identifier
991019169419904721
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Web of Science research areas
Mathematics, Applied
Physics, Mathematical
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