解稀疏对称方程组的ICCG法fortran源程序-Solution of sparse symmetric equations of the ICCG method fortran source code

利用Fortran中自带的Pardiso库函数解决稀疏矩阵，其利用ＣＳＲ格式储存数据（附带例子）(The Pardiso library function in Fortran is used to solve the sparse matrix, which stores data in CSR format (with examples))