带门槛不完全Cholesky分解存在的问题与改进
吴建平,王正华,李晓梅
PROBLEMS AND IMPROVEMENTS TO THE INCOMPLETE CHOLESKY DECOMPOSITION WITH THRESHOLDS
数值计算与计算机应用 . 2003, (3): 207 -214 .  DOI: 10.12288/szjs.2003.3.207