<s>
In	O
numerical	B-General_Concept
mathematics	I-General_Concept
,	O
the	O
Uzawa	B-Algorithm
iteration	I-Algorithm
is	O
an	O
algorithm	O
for	O
solving	O
saddle	O
point	O
problems	O
.	O
</s>
<s>
where	O
is	O
a	O
symmetric	O
positive-definite	B-Algorithm
matrix	I-Algorithm
.	O
</s>
<s>
Now	O
we	O
only	O
have	O
to	O
construct	O
the	O
new	O
search	O
direction	O
by	O
the	O
Gram	B-Algorithm
–	I-Algorithm
Schmidt	I-Algorithm
process	I-Algorithm
,	O
i.e.	O
,	O
</s>
