References
- Alterman , D. , Rauch , J. ( 2003 ). Diffractive nonlinear geometric optics for short pulses . SIAM J. Math. Anal. 34 : 1477 – 1502 . [CSA]
- Benedetti , R. , Risler , J.-L. ( 1990 ). Real algebraic and semialgebraic sets . Actualités Mathématiques Hermann . [CSA]
- Brenner , P. ( 1966 ). The Cauchy problem for symmetric hyperbolic systems in L p . Math. Scand. 19 : 27 – 37 . [CSA]
- Kato , T. ( 1966 ). Perturbation Theory . Springer-Verlag .
- Motzkin , T. S. , Tausky , O. ( 1952 ). Pairs of matrices with property L . Trans. Amer. Math. Soc. 73 : 108 – 114 . [CSA]
- Rauch , J. ( 1998 ). Lectures on Geometric Optics . In: Caffarelli , L., W. E. E , eds., Hyperbolic Equations and Frequency Interactions. Amer. Math. Soc. and www.math.lsa.math.lsa.umich.edu/~rauch .
- Strang , G. ( 1967 ). On strong hyperbolicity . J. Math. Kyoto U 6 : 397 – 417 . [CSA]