计算方法第6章讲义及书后源程序，其余的自己下载了就知道了。-calculation Chapter 6 lectures and book source, and the rest of the download will know.

已知4个数字，对他们进行全排列组合成不同的数字。可填在百位、十位、个位的数字都是1、2、3、4。组成所有的排列后再去掉不满足条件的排列。 -4 figures known for their wide array into different figures. Can fill in the 100, 10, single-digit figures are 1,2,3,4. With all components and then remove the conditions are not s

用Runge-Kutta法求平板边界层的布拉休斯解-Blasius solution with Runge-Kutta method and the boundary layer

在一个excel文件中有多个sheet，将多个sheet合并到一个sheet中-A plurality of sheet in a excel file, a plurality of sheet into a sheet in