Yes, statisticians call the natural versions of the cumulative normal distribution, pnorm. As I recall
erf(x) = 2 * pnorm(x * sqrt(2)) - 1 erfc(x) = 2 * pnorm(x * sqrt(2), lower=FALSE) On Sat, 21 Jun 2003, Salvatore Barbaro wrote: > does anybody know if R contains error functions like > "erf" and "erfc" in S-Plus? Thanks in advance. -- Brian D. Ripley, [EMAIL PROTECTED] Professor of Applied Statistics, http://www.stats.ox.ac.uk/~ripley/ University of Oxford, Tel: +44 1865 272861 (self) 1 South Parks Road, +44 1865 272866 (PA) Oxford OX1 3TG, UK Fax: +44 1865 272595 ______________________________________________ [EMAIL PROTECTED] mailing list https://www.stat.math.ethz.ch/mailman/listinfo/r-help
