A Sparse H-Matrix Arithmetic. Part II: Application to Multi-Dimensional Problems.

Wolfgang Hackbusch Boris N. Khoromskij A Sparse H-Matrix Arithmetic. Part II: Application to Multi-Dimensional Problems. 21-47 https://doi.org/10.1007/PL00021408 2000 64 Computing 1 db/journals/computing/computing64.html#HackbuschK00