1topic(help/0,utils).
    2topic(help/1,utils).
    3topic(help/2,utils).
    4topic(bug/0,utils).
    5topic(list/0,utils).
    6topic(suggestion/0,utils).
    7topic(mean/2,statistics).
    8topic(median/2,statistics).
    9topic(mode/2,statistics).
   10topic(percentile/3,statistics).
   11topic(quartile/3,statistics).
   12topic(iqr/3,statistics).
   13topic(rms/2,statistics).
   14topic(sum_of_squares/2,statistics).
   15topic(variance/2,statistics).
   16topic(pop_variance/2,statistics).
   17topic(std_dev/2,statistics).
   18topic(pop_std_dev/2,statistics).
   19topic(range/2,statistics).
   20topic(midrange/2,statistics).
   21topic(mean_absolute_deviation/2,statistics).
   22topic(covariance/3,statistics).
   23topic(correlation/3,statistics).
   24topic(spearman_correlation/3,statistics).
   25topic(pearson_correlation/3,statistics).
   26topic(weighted_mean/3,statistics).
   27topic(harmonic_mean/2,statistics).
   28topic(trimmed_mean/4,statistics).
   29topic(trimmed_variance/4,statistics).
   30topic(skew/2,statistics).
   31topic(kurtosis/2,statistics).
   32topic(moment/3,statistics).
   33topic(sum/2,utils).
   34topic(prod/2,utils).
   35topic(rescale/2/4,utils).
   36topic(mean_normalize/2,utils).
   37topic(standardize/2,utils).
   38topic(entropy/2/3,statistics).
   39
   40topic(min_val/2,utils).
   41topic(max_val/2,utils).
   42topic(min_max_val/3,utils).
   43topic(rank/3,statistics).
   44topic(nth_row/3,utils).
   45topic(nth_column/3,utils).
   46topic(swap_rows_columns/2,utils).
   47topic(split_n_parts/3,utils).
   48topic(occurrences/2/3,utils).
   49topic(normalize_prob/2,utils).
   50topic(delete_nth1/3,utils).
   51topic(sample/3/4/5,statistics).
   52topic(empirical_distribution/3,statistics).
   53
   54topic(seq/4,utils).
   55topic(factorial/2,utils).
   56topic(choose/3,utils).
   57topic(search_position_sorted/3/4,utils).
   62bug:- writeln("Report bugs on Github: https://github.com/damianoazzolini/plstat").
   67suggestion:- writeln("Report suggestions on Github: https://github.com/damianoazzolini/plstat").
   72list:- writeln("Still to implement"),true.
   73
   74% help:- true.
   75% help(utils):-
   76%     findall(P,topic(P,utils),LU),
   77%     writeln(LU).
   78% help(Predicate)