Fourth area. According to relevant information, sci is a scientific citation index, which is divided into 1 zone, zone 2, zone 3 and zone 4. Among them, the publications in Zone 4 are recognized as publications with high impact factors, including mathematics and physics. Journal of Mathematical Physics was founded in April 1982. It is a comprehensive academic journal of mathematics and physics sponsored by Wuhan Institute of Physics and Mathematics, Chinese Academy of Sciences and the director of China Academy of Sciences.