C 语言开发的日历（课程设计很不错的） Month:123/1 --- --- --- Sun Mon Tue Wed Thu Fri Sat 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31

功能:编写的计算皮亚诺相关系数 开发语言:ruby 调用:correlate(x,y) 其中,x,y为需要计算相关度的向量 调用示例: a = [3, 6, 9, 12, 15, 18, 21] b = [1.1, 2.1, 3.4, 4.8, 5.6] c = [1.9, 1.0, 3.9, 3.1, 6.9] c1 = correlate(a,a) # 1.0 c2 = correlate(a,a.reverse) # -1.0 c3 = co

Numerical.Recipes-数值算法 最著名的常用数值算法程序集，C++及C形式的源代码 1 Preliminaries 2 Solution of Linear Algebraic Equations 3 Interpolation and Extrapolation 4 Integration of Functions 5 Evaluation of Functions 6 Special Functions 7 Random Number