Second order symmetry operators
DOI10.1088/0264-9381/31/13/135015zbMath1295.35022arXiv1402.6252OpenAlexW1965744192MaRDI QIDQ2874795
Lars Andersson, Thomas Bäckdahl, Pieter Blue
Publication date: 8 August 2014
Published in: Classical and Quantum Gravity (Search for Journal in Brave)
Full work available at URL: https://arxiv.org/abs/1402.6252
Wave equation (35L05) Invariance and symmetry properties for PDEs on manifolds (58J70) Global differential geometry of Lorentz manifolds, manifolds with indefinite metrics (53C50) Geometric theory, characteristics, transformations in context of PDEs (35A30) Hyperbolic equations on manifolds (58J45) Symmetries, invariants, etc. in context of PDEs (35B06) Euler equations (35Q31) Numerical algorithms for computer arithmetic, etc. (65Y04)
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