Lou, SY , NINGBO UNIV,NORMAL COLL,INST MODERN PHYS,NINGBO 315211,PEOPLES R CHINA.
部门归属:
ACAD SINICA,INST THEORET PHYS,BEIJING 100080,PEOPLES R CHINA
英文摘要:
A (3+1)-dimensional model is proposed at first. The integrability of the model is proved by using the standard Painleve analysis. Then the model is extended to (n+1)-dimensional case. The model is space-isotropic and is a type of the modified KdV extension in higher dimensions.