Ed Harris In addition to directing "Pollock", Harris also directed the western "Appaloosa" (2008). In television, Harris is notable for his roles as Miles Roby in the miniseries "Empire Falls" (2005) and as United States Senator John McCain in the television movie "Game Change" (2012), the latter of which earned him the Golden Globe Award for Best Supporting Actor – Series, Miniseries or Television Film. He currently stars as the Man in Black in the HBO science fiction-western series "Westworld" (2016–present), for which he earned a nomination for the Primetime Emmy Award for Outstanding Lead Actor in a Drama Series. Harris was
Directed set bound of two elements is the desired "c". The converse does not hold however, witness the directed set {1000,0001,1101,1011,1111} ordered bitwise (e.g. 1000 ≤ 1011 holds, but 0001 ≤ 1000 does not, since in the last bit 1 > 0), where {1000,0001} has three upper bounds but no "least" upper bound, cf. picture. (Also note that without 1111, the set is not directed.) The order relation in a directed set is not required to be antisymmetric, and therefore directed sets are not always partial orders. However, the term "directed set" is also used frequently in the context of posets. In