Invariant Fermat metrics
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Publication:1596347
zbMath0990.53024MaRDI QIDQ1596347
Publication date: 12 August 2002
Published in: Expositiones Mathematicae (Search for Journal in Brave)
PDEs in connection with optics and electromagnetic theory (35Q60) Applications of global differential geometry to the sciences (53C80) Geodesics in global differential geometry (53C22) Global Riemannian geometry, including pinching (53C20) Differential geometric methods (tensors, connections, symplectic, Poisson, contact, Riemannian, nonholonomic, etc.) for problems in mechanics (70G45) Geometric optics (78A05)
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