Linear programming Mathematical optimization 35 Mathematical models 34 Integer programming 18 Data processing 14 Programming (Mathematics) 14 Operations research 11 Nonlinear programming 8 Industrial management 7 Mathematics 7 Decision making 6 Network analysis (Planning) 6 Algebras, Linear 5 Civil engineering 5 Computer algorithms 5 Engineering economy 5 Environmental engineering 5 Linear systems 5 Statistical decision 5 Computer programs 4 Multicriteria decision analysis 4 Symmetric matrices 4 Algorithms 3 Business logistics 3 Data mining 3 Econometric models 3 Game theory 3 Industrial procurement 3 Material requirements planning 3 Parallel processing (Electronic computers) 3