id: 03988602 dt: j an: 03988602 au: Kolotilina, L.Yu. ti: Some structural properties of inverse matrices. so: J. Sov. Math. 36, 215-224 (1987). py: 1987 pu: Consultants Bureau, New York la: EN cc: ut: Hessenberg form; tridiagonal matrix; matrix inversion; partitioning; block triangular ci: Zbl 0565.65009 li: doi:10.1007/BF01091802 ab: Translation from Zap. Nauchn. Semin. Leningr. Otd. Mat. Inst. Steklova 139, 61-73 (Russian) (1984; Zbl 0565.65009). rv: