Second-Order-Runge-Kutta-Code

代码说明：

  二阶微分方程组，采用龙格库塔法求解，将二阶降为一阶之后在求解。(Second-order differential equations, using the Runge-Kutta method to solve the second-order reduced to an order after solving.)

文件列表：

Second Order Runge-Kutta Code
.............................\data.txt,4444,2012-03-06
.............................\Debug
.............................\.....\DF60.PDB,25600,2012-03-14
.............................\.....\g.obj,1585,2012-03-06
.............................\.....\main.obj,11489,2012-03-14
.............................\.....\rk.exe,360536,2012-03-14
.............................\.....\rk.pdb,582656,2012-03-14
.............................\jcl.xls,19968,2012-03-05
.............................\jlc2.xls,23552,2012-03-06
.............................\lq.xls,19456,2012-03-05
.............................\main.f90,2359,2012-03-14
.............................\rk.dsp,3550,2012-03-06
.............................\rk.dsw,529,2012-03-05
.............................\rk.opt,43520,2013-07-01
.............................\rk.plg,885,2012-03-14
.............................\rk4(系数矩阵).txt,2146,2012-03-06
.............................\rk4代码.txt,458,2012-03-05
.............................\rt4(系数未用矩阵).txt,2568,2012-03-06
.............................\solve-rt4.dat,7474,2013-07-01
.............................\solve-rt4.txt,4444,2012-03-06