<s>
Lawler	B-Algorithm
's	I-Algorithm
algorithm	I-Algorithm
is	O
a	O
powerful	O
technique	O
for	O
solving	O
a	O
variety	O
of	O
constrained	O
scheduling	O
problems	O
.	O
</s>
<s>
particularly	O
single-machine	B-Algorithm
scheduling	I-Algorithm
.	O
</s>
