Print nafta objects

Print nafta objects. The results for the three models are printed in the order of increasing model complexity, i.e. SFO, then IORE, and finally DFOP.

# S3 method for nafta
print(x, quiet = TRUE, digits = 3, ...)

Arguments

x	An nafta object.
quiet	Should the evaluation text be shown?
digits	Number of digits to be used for printing parameters and dissipation times.
…	Not used.