File list (Check if you may need any files):
解线性方程组的直接法
....................\conjgrad.m
....................\Crout.m
....................\Doolittle.m
....................\followup.m
....................\GaussJordanXQ.m
....................\GaussXQAllMain.m
....................\GaussXQByOrder.m
....................\GaussXQLineMain.m
....................\InvAddSide.m
....................\qrxq.m
....................\SymPos1.m
....................\SymPos2.m
....................\SymPos3.m
....................\Yesf.m