algebra applicationsofmathematics appliedmathematics combinatorialanalysis combinatorics differential differentialequations engineeringmathematics functions geometry globalanalysis(mathematics) globalanalysisandanalysisonmanifolds globaldifferentialgeometry harmonicanalysis integraltransforms liegroups mathematicalandcomputationalphysics mathematics non-associativeringsandalgebras numbertheory operationalcalculus operatortheory ordinarydifferentialequations partial potentialtheory potentialtheory(mathematics) qa351 qa372 special statisticaltheoryandmethods statistics theoretical topologicalgroups