<s>
In	O
mathematics	O
,	O
the	O
reciprocal	B-Algorithm
difference	I-Algorithm
of	O
a	O
finite	O
sequence	O
of	O
numbers	O
on	O
a	O
function	O
is	O
defined	O
inductively	O
by	O
the	O
following	O
formulas	O
:	O
</s>
