Hamilton's Theory and Generalized Solutions of the Hamilton-Jacobi Equation
E. ConwayEberhard Hopf
Indiana University Mathematics Journal
1964
text
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10.1512/iumj.1964.13.13055
10.1512/iumj.1964.13.13055
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Indiana Univ. Math. J. 13 (1964) 939 - 986
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