By means of limited element and boundary element method, the values of field potential and strength inside and outside of magnetic bodies can be calculated exavtly even in complicated condition.

• 近年来,利用有限元及边界元法对具有复杂边界条件的电磁场问题的计算有所发展,可使我们沿此途径对复杂磁性体的磁场特征的认识进一步深化,国内学者在这方面曾做过工作。