This paper shows that every operator which is quasisimilar to strongly irreducible Cowen-Douglas operators is still stro......

为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......

This paper shows that every operator which is quasisimilar to strongly irreducible Cowen-Douglas operators is still stro......