26-0126axx26bxx26dxx03exx 515 analysis analyticfunctions concavefunctions convexfunctions differentialequations functionalanalysis functionsofonevariable functionsofseveralvariables general globalanalysis(mathematics) hilbertspace inequalities instructionalexposition(textbooks mathematicalanalysis mathematicallogicandfoundations mathematics matrices monotonicfunctions numbers operatortheory ordinarydifferentialequations probabilities probabilitytheoryandstochasticprocesses psychoanalysis quasianalyticfunctions real realfunctions settheory splinetheory taborianconstitutions transformations(mathematics) tutorialpapers