Special Issue on Recent Progress in Nonlinear Theory and Its Applications

The 2015 International Symposium on Nonlinear Theory and Its Applications (NOLTA2015), held in Hong Kong on 1-4 December 2015, was a great success.During the Symposium, many researchers and students exchanged their new ideas and discussed state-of-the-art research progress and results related to nonlinear science and engineering.As a subsequent program associated with the Symposium, this special issue of the NOLTA journal has been organized.We received 10 submissions from authors in a wide range of scientific fields.Thanks to the very active and professional Guest Associate Editors, the entire paper review process has been seriously and smoothly completed.As a result of rigorous evaluations, 7 papers were accepted.These excellent