Function builtin_plnorm 

fn builtin_plnorm(
    args: &[RValue],
    named: &[(String, RValue)],
) -> Result<RValue, RError>

Log-normal cumulative distribution function.

@param q quantile vector @param meanlog mean of the distribution on the log scale (default 0) @param sdlog standard deviation on the log scale (default 1) @return numeric vector of probabilities