Data processing 3 ALGOL (Computer program language) 2 Computer networks 2 Computer programming 2 Database management 2 Digital techniques 2 FORTRAN (Computer program language) 2 Formal languages 2 Image processing 2 Mathematical optimization 2 Parallel processing (Electronic computers) 2 Recursive functions 2 Sequential machine theory 2 Approximation theory 1 Asymptotic theory 1 Computational linguistics 1 Computer architecture 1 Computer science 1 Computers and civilization 1 Congresses 1 Data structures (Computer science) 1 Differential equations, Nonlinear 1 Differential equations, Partial 1 Electronic data processing 1 Equations, Simultaneous 1 Fault-tolerant computing 1 Functions, Special 1 Information storage and retrieval systems 1 Iterative methods (Mathematics) 1 Linear systems 1