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panic
2000 Sep 19
1
Re: more experience with formulas
...l this a bug, but it bugged me. Please try the
WSt> following:
WSt> tform <- sqrt(RADAI) ~ sqrt(RADAI.e) + TAGE.ej + SPITAL + ARZT + DAS28 +
WSt> SJC + TJC + DGA + HAQ + PGA + PAIN + YEAR.SYM + YEAR.DIA +
WSt> ALTER + IndV + m.NSAIDs + m.Stereoids + DM.Cyclosp + DM.Penic
WSt>
WSt> as.character(tform)
--> length-3 vector "~" "<LHS>" "<RHS>".
However, the end of <RHS> is TRUNCATED!
and that truncation of the third part is a bug in my opinion.
The fact that it returns a vector of the same length as its ar...