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Publication:4026579
zbMath0764.53044MaRDI QIDQ4026579
Paul E. Ehrlich, Gérard G. Emch
Publication date: 21 February 1993
Title: zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Riccati equationsJacobi equationpolarized wavesLagrangian subspacesastigmatic conjugate pointsplane fronted gravitational wavesvacuum Einstein condition
Global differential geometry of Lorentz manifolds, manifolds with indefinite metrics (53C50) Gravitational waves (83C35)
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