共 50 条
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- [7] Formation and use of Green functions in the integration of linear equations of partial derivativesof any order with imaginary characteristics. COMPTES RENDUS HEBDOMADAIRES DES SEANCES DE L ACADEMIE DES SCIENCES, 1923, 177 : 571 - 574
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- [10] UNIQUENESS OF SOLUTIONS TO THE INITIAL-VALUE PROBLEM FOR PARTIAL DIFFERENTIAL EQUATIONS WITH MULTIPLE CHARACTERISTICS. Computers & mathematics with applications, 1985, 11 (1-3): : 293 - 305