In this paper, we present the reprentation of all operators $B$ which are Drazin invertible and sharing the spectral projections at 0 with a given Drazin invertible operator $A.$ Meanwhile, some related results for $EP$ operators with closed range are obtained.
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机译:在本文中,我们给出了Drazin可逆算子的所有算子$ B $的表述,并与给定的Drazin可逆算子$ A共享了0处的频谱投影。同时,获得了具有封闭范围的$ EP $算子的一些相关结果。
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