Function calculating thue usual Akaike's 'An Information Criterion' for an object of class Bsiland, according to the formula -2*loglikelihood+k*npar, with npar the number of parameters of the model and k = 2.
# S3 method for Bsiland
AIC(object,...,k=2)
AIC value
an object of class Bsiland
Dots are not take into account in this version
not used
O. Martin
Sakamoto, Y., Ishiguro, M., and Kitagawa G. (1986). Akaike Information Criterion Statistics. D. Reidel Publishing Company.