01317nam a2200385 i 450099100087822970753620020507175104.0931126s1985 us ||| | eng 0273086995b1076995x-39ule_instLE01303706ExLDip.to Matematicaeng515.353AMS 35-XXAMS 47-XXAMS 65-XXAMS 73-XXQA374.K95Kuttler, J. R.57991Estimating eigenvalues with a posteriori/a priori inequalities /J. R. Kuttler, V. G. SigillitoBoston :Pitman Advanced Publ. Program,1985152 p. ;24 cm.Pitman research notes in mathematics series, ISSN 02693674 ;135Mechanics of solidsNumerical analysisOperator theoryPartial differential equationsPDESigillito, V. G..b1076995x23-02-1728-06-02991000878229707536LE013 65-XX KUT11 (1985)12013000141350le013-E0.00-l- 00000.i1086831828-06-02Estimating eigenvalues with a posteriori922571UNISALENTOle01301-01-93ma -engus 01