01237nam a2200361 i 450099100097940970753620020507181006.0950614s1979 us ||| | eng 0273084402b10784184-39ule_instLE01305201ExLDip.to Matematicaeng515.353AMS 35A35AMS 35D05AMS 35D10AMS 35J20AMS 35K20AMS 35L20Showalter, Ralph Edwin31280Hilbert space methods for partial differential equations /R. E. ShowalterSan Francisco :Pitman Publishing,1979xii, 196 p. ;24 cm.Boundary value problemsExistence of generalized solutionsRegularity of generalized solutionsVariational methods.b1078418421-09-0628-06-02991000979409707536LE013 35D SHO11 (1979)12013000030463le013-E0.00-l- 01010.i1088410528-06-02Hilbert space methods for partial differential equations82375UNISALENTOle01301-01-95ma -engus 01