Example #1
0
 def _fifi2fid(x):
     cdf  = cstable_sym(alpha, location, scale, x)
     pdf  = dstable_sym(alpha, location, scale, x)
     fi   = cdf - prob
     if pdf <= 0.0:
         if fi == 0.0: fi2fid = 1.0
         else:         fi2fid = MAXFLOAT
     else:
         fi2fid = fi/pdf
     return fi, fi2fid
Example #2
0
 def _func(t):
     return dstable_sym(alpha, 0.0, 1.0, pow(t, oneoonema)) * pow(t, aoonema)
Example #3
0
 def _func(t):
     return dstable_sym(alpha, 0.0, 1.0, pow(t, oneoonema)) * pow(
         t, aoonema)