is_freq
verifies frequencies;
num
contains basic numeric parameters;
init_num
initializes basic numeric parameters;
freq
contains current frequency information;
comp_freq
computes current frequency information;
prob
contains current probability information;
comp_prob
computes current probability information.
Other frequencies: cond_false
,
cond_true
, cr
,
dec_cor
, dec_err
,
dec_neg
, dec_pos
,
fa
, hi
, mi