【摘要】 研讨了集中分布的量乃连续分布的量的极限情形。并阐明点源,即集中分布的量在求解边值问题时的意义和方法.更多还原

【Abstract】 The paper deals with the limit of the amount of concentrated distribution as well as that of the continuous distribution. Fur thermore,it shows the importance and some methods in the solution of the boundary value problems of the point sources.更多还原