wei fen .......\CISimpson.m .......\Diff2BSample.m .......\DiffBSample.m .......\DISimpson.m .......\FivePoint.m .......\FivePoint2.m .......\FourPoint.m .......\FourPoint2.m .......\MidPoint.m .......\read me.txt .......\Richason.m .......\SmartDF.m .......\ThreePoint.m .......\ThreePoint2.m