47XX 


Operator theory 


4700 
General reference works (handbooks, dictionaries, bibliographies, etc.) 


4701 
Instructional exposition (textbooks, tutorial papers, etc.) 


4702 
Research exposition (monographs, survey articles) 


4703 
Historical (must also be assigned at least one classification number from Section 01) 


4704 
Explicit machine computation and programs (not the theory of computation or programming) 


4706 
Proceedings, conferences, collections, etc. 

47Axx 

General theory of linear operators 

47Bxx 

Special classes of linear operators 

47Cxx 

Individual linear operators as elements of algebraic systems 

47Dxx 

Groups and semigroups of linear operators, their generalizations and applications 


47E05 
Ordinary differential operators [See also 34Bxx, 34Lxx] 


47F05 
Partial differential operators [See also 35Pxx, 58Jxx] 

47Gxx 

Integral, integrodifferential, and pseudodifferential operators [See also 58Jxx] 

47Hxx 

Nonlinear operators and their properties {For global and geometric aspects, see 58XX, especially 58Cxx} 

47Jxx 

Equations and inequalities involving nonlinear operators [See also 46Txx} {For global and geometric aspects, see 58XX]} 

47Lxx 

Linear spaces and algebras of operators [See also 46Lxx] 

47Nxx 

Miscellaneous applications of operator theory [See also 46Nxx] 

47Sxx 

Other (nonclassical) types of operator theory [See also 46Sxx] 