for iteration #  0 ----r^2 = 0.0877297; t = 2.90906
a0 = 0.849638 
a1 = -2.91368 
a2 = 1.56051 
a3 = -0.0121038 
b0 = 1.0 
b1 = -3.68373 
b2 = 2.1426 
b3 = 0.00959713 
for iteration #  1 ----r^2 = 0.0877297; t = 2.90906
a0 = 0.849638 
a1 = -2.91368 
a2 = 1.56051 
a3 = -0.0121038 
b0 = 1.0 
b1 = -3.68373 
b2 = 2.1426 
b3 = 0.00959713 
for iteration #  2 ----r^2 = 0.813817; t = 19.6126
a0 = 0.74961 
a1 = 1.70498 
a2 = -3.58862 
a3 = 0.596495 
b0 = 1.0 
b1 = -1.3021 
b2 = 1.08035 
b3 = 0.374707 
for iteration #  3 ----r^2 = 0.813817; t = 19.6126
a0 = 0.74961 
a1 = 1.70498 
a2 = -3.58862 
a3 = 0.596495 
b0 = 1.0 
b1 = -1.3021 
b2 = 1.08035 
b3 = 0.374707