SCADSS-LLT/LLH

这是一种直接求解方法，利用科列斯基分解计算对称正定矩阵或者Hermitian正定矩阵A的线性方程组Ax = b，其中矩阵A以CSR格式输入。

• KmlScadss(SPD/HPD)Init?I
  
• KmlScadss(SPD/HPD)Analyze?I
  
• KmlScadss(SPD/HPD)Factorize?I
  
• KmlScadss(SPD/HPD)Solve?I
  
• KmlScadss(SPD/HPD)Clean?I
  
• KmlScadss(SPD/HPD)Get?I