Mathematical models 370 History 149 Mathematics 122 Coding theory 109 Philosophy 101 Mathematical modeling 82 Economics 59 Social sciences 59 Management 48 Research 45 Cryptography 43 India 43 Data processing 38 Sociology 38 Political science 36 Finance 35 Applied numerical analysis-- Applied mathematics 33 Psychology 33 Computer science 32 Education 32 Social Sciences 32 Politics and government 31 Statistics 31 History and criticism 30 Novel 30 Religion 30 Law 28 Econometric models 27 English literature 27 Literature 27