weifeng\duanxian100.asv .......\duanxian100.m .......\gauss_jordan_elim.m .......\hb2mm.m .......\mass.txt .......\result.txt .......\resultec.txt .......\resultmise.txt .......\stiff.txt .......\xx.txt .......\yuanjianduanxian100.m weifeng