Instead, consider adopting some of the new Agile development methods, such as Extreme Programming (XP), that foster this kind of incremental learning and development.
When programming with incremental value, in radial direction, the displacement of two times the actual value, and the enclosed said direction signs (omit the positive).
用增量值编程时，以径向实际位移量的二倍值表示，并附上方向符号(正向可以省略)。
3
There are many methods to solving interior economical operation of the hydroelectric power such as equal incremental equations method, dynamic programming and non-linear programming.