Abstract1 Introduction2 Preliminaries3 Neutrosophic set4 Single-valued neutrosophic overset/underset/offset5 An interval-valued neutrosophic linguistic set6 Linguistic neutrosophic set7 Bipolar neutrosophic sets8 Complex neutrosophic set9 Bipolar complex NSs10 An interval complex NS11 An interval-valued bipolar neutrosophic set