This is my attempt at doing genetic programming in Go. The application can breed math formulas in order to solve problems based on given input and expected output.

λ go run program.go
2016/04/15 19:46:04 Case 0
        Var x = 2
        Var y = 3
        Expected 10
Case 1
        Var x = 7
        Var y = 2
        Expected 63
Case 2
        Var x = 6
        Var y = 5
        Expected 66
Case 3
        Var x = 8
        Var y = 4
        Expected 96

2016/04/15 19:46:04 231 1
2016/04/15 19:46:04 227.04056911668317  1.9898577208292023
2016/04/15 19:46:04 225.06925986002796  2.4826850349930085
2016/04/15 19:46:04 211.3481214428312   5.9129696392922
2016/04/15 19:46:04 205.1839151688682   7.454021207782951
2016/04/15 19:46:04 191.57396194260832  11.713019028695836
2016/04/15 19:46:04 186.97642273912768  14.011788630436158
2016/04/15 19:46:04 165.40717223638566  (1.7696822679686193*14.011788630436158)
2016/04/15 19:46:04 111.02357726087232  (y*14.011788630436158)
2016/04/15 19:46:04 111 (y*14)
2016/04/15 19:46:04 38.02409870676257   (x*11.574871243823225)
2016/04/15 19:46:04 34  (x*11)
2016/04/15 19:46:04 33.99999999999999   ((x*11)+-1.5434753795242313)
2016/04/15 19:46:04 32.93131579583263   ((x*11.213736840833471)+-1.5434753795242313)
2016/04/15 19:46:04 32.931315795832624  (((x*11.213736840833471)+-1.5434753795242313)-0.606984099938135)
2016/04/15 19:46:04 32  ((int)((x*11.213736840833471)+-1.5434753795242313)&(int)-3.363353483702479)
2016/04/15 19:46:04 31  ((int)((x*11.213736840833471)+((int)-1.5434753795242313&(int)-0.4758898825219138))&(int)-3.363353483702479)
2016/04/15 19:46:04 27  ((int)((x*11.213736840833471)+((int)-1.5434753795242313&(int)-0.4758898825219138))&(int)-5.165992000820678)
2016/04/15 19:46:04 25  ((int)((x*11.213736840833471)+-0.4758898825219138)&(int)-5.165992000820678)
2016/04/15 19:46:04 24  ((int)((x*11.213736840833471)+-1.5053658005476873)&(int)-5.165992000820678)
2016/04/15 19:46:04 23  ((int)((x*11.213736840833471)+(0.3487038194498285+-1.5053658005476873))&(int)-6.056595237779577)
2016/04/15 19:46:04 17  ((int)((x*(y+x))+(0.3487038194498285+-1.5053658005476873))&(int)-6.056595237779577)
2016/04/15 19:46:04 5   ((int)(x*(y+x))&(int)-6.056595237779577)
2016/04/15 19:46:04 0   (x*(y+x))
2016/04/15 19:46:04 Solved (x*(y+x))
2016/04/15 19:46:04 Generations 13773
2016/04/15 19:46:04 Time to find solution 60.042ms