Numerical Mathematics: Theory, Methods and Applications (NM-TMA) publishes high-quality original research papers on the construction, analysis and application of numerical methods for solving scientific and engineering problems. Important research and expository papers devoted to the numerical solution of mathematical equations arising in all areas of science and technology are expected. The journal originates from the journal Numerical Mathematics: A Journal of Chinese Universities (English Edition). NMTMA is a refereed international journal sponsored by Nanjing University and the Ministry of Education of China (with CN: 32-1348/O1). As an international journal, NM-TMA is published in a timely fashion in printed and electronic forms.