Introduction 3
1 General theory of negation in English 5
1.1 Negation in language competence: definition of negation in linguistics, philosophy and logics 5
1.2 Sentential negation and constituent negation 9
2 Analyses of negation in English texts 14
2.2 The problem of use of negative concord in text 14
2.2 Use of suffixes in English texts 18
2.3 The semantics of the affixes 21
Conclusion 30
Bibliography 31