unbounded linear program,
778
unconditional branch instruction,
22
underdetermined system of linear equations,
743
articulation point of,
558 pr.
biconnected component of,
558 pr.
computing a minimum spanning tree in,
561–579
converting to, from a multigraph,
530 ex.
independent set of,
1018 pr.
undirected version of a directed graph,
1082
uniform probability distribution,
1101–1102
uniform random permutation,
93,
101
disjoint-set-forest implementation of,
508
linked-list implementation of,
502–504,
505 ex.
unique factorization of integers,
854
unit lower-triangular matrix,
728
unit upper-triangular matrix,
727
unweighted longest simple paths,
342
unweighted shortest paths,
341