The International Journal of Nonlinear Analysis and Applications (IJNAA), a publication of Semnan University in English is an international Double-Blind peer-reviewed journal. IJNAA is partially sponsored by Semnan University. The International Journal of Nonlinear Analysis and Applications publish papers that treat nonlinear mathematical analysis and its numerous applications. The journal welcomes the mathematical questions arising in physics, chemistry, biology,  engineering, economics etc. 

Research Areas Include:

• New developments in nonlinear analysis

• Significant applications of nonlinear analysis, including those to other areas of sciences

• Mathematical physics

• Control and optimization

 • Differential and partial differential equations

• Fixed point theory 

• Complex analysis

• Numerical analysis

• Probability and Combinatorics

and other areas that have connections with nonlinear analysis.

The International Journal of Nonlinear Analysis and Applications (IJNAA) is an open-access publication i.e. all published papers are freely available online without any restrictions or any other subscriptions to researchers worldwide. The International Journal of Nonlinear Analysis and Applications (IJNAA) is using Editorial Tracking System for the quality review process. Editorial Tracking System is an online manuscript submission, review and tracking system. Review processing is performed by the editorial board members of  IJNAA. 

IJNAA is Abstracted, Reviewed and Indexed in:

Thomson-Reuters (Emerging Sources Citation Index), Scopus, SJR,  ISC Master Journals and many other databases.

Special Issue "Hyers-Ulam-Rassias Stability of Functional Equations"

A special issue of IJNAA dedicated to professor Themistocles M. Rassias's 70-th birthday.

 Guest Editors: Professor Choonkil Park, Professor Soon Mo Jung and Dr Hamid Khodaei