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]= +0.875723([1]-0.775404)^3 + noise_5
[9]= +0.241398([4]-0.837745)^4 + noise_9
[11]= 0.501682 * ([1])^2 ([8])^4 + noise_11
[1]= + noise_1
[4]= +0.960951([0]+0.881684)^4 + noise_4
[8]= -0.602887([3]+0.681077)^5 +0.138436([4]+0.210111)^2 + noise_8
[10]= -0.868004([7]-0.405869)^5 + noise_10
[3]= -0.133691([0]+0.723015)^3 + noise_3
[6]= -0.738779([2]-0.829013)^5 + noise_6
[7]= +0.546089([5]-0.189737)^2 + noise_7
