Ground Truth (X <tab> Y means X causes Y)
1	3
1	4
2	5
2	11
3	6
3	7
4	8
5	8
5	9
6	7
8	10
9	11


Coefficients
[2]= + noise_2
[5]= + noise_5
[9]= -0.9961([4]+0.477032)^2 + noise_9
[11]= -0.272638([1]+0.0962907)^4 -0.278561([8]-0.744795)^4 + noise_11
[1]= + noise_1
[4]= -0.187496([0]+0.515901)^5 + noise_4
[8]= 0.117705 * ([3])^3 ([4])^4 + noise_8
[10]= +0.456561([7]-0.216402)^5 + noise_10
[3]= -0.345886([0]+0.885134)^4 + noise_3
[6]= +0.939169([2]+0.297447)^2 + noise_6
[7]= +0.559623([2]+0.271302)^3 +0.242242([5]-0.686586)^5 + noise_7
