> test=spec.pgram(rnorm(128,0,1), kernel("daniell",1)) > test$df [1] 5.374771
df should be 6= 2*(2*m+1) where m=1 in this case ... and so on ______________________________________________ [EMAIL PROTECTED] mailing list https://www.stat.math.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide! http://www.R-project.org/posting-guide.html