(semi-)fredholmoperators;indextheories 06f9911s8212j1012j2530d3537p0540a3046a3546s1047a53 algebraicnumbertheory:localand$p$-adicfields andrelatedtopics arithmeticandnon-archimedeandynamicalsystems butinthissection congresses convergenceanddivergenceofseriesandsequencesoffunctions distributionofvalues dynamicalsystemsandergodictheory entireandmeromorphicfunctions fieldtheoryandpolynomials functionalanalysis functionalanalysisoverfieldsotherthan$ functionsofacomplexvariable generaltheoryoflinearoperators lattices nevanlinnatheory non-archimedeandynamicalsystems non-archimedeanvaluedfields noneoftheabove numbertheory operatortheory order orderedalgebraicstructures orderedstructures other(nonclassical)typesoffunctionalanalysis p-adicanalysis polynomialandrationalmaps sequences series summability summabilityandbases topologicalfields topologicallinearspacesandrelatedstructures valuedfields