Many uncertainty sets encountered in control systems analysis and design can be expressed in terms of semialgebraic sets, that is as the intersection of sets described by means of polynomial inequalities.
Fallout 4's quests are structured with set encounters, of course, but even during these breadcrumb trails emergence can creep in thanks to the Legendary enemies.
In the next five to 10 years, Britain looks set to encounter something approaching a perfect storm both in regard to its international relations and in its domestic organisation.
But against them I set my encounter with the show, organized by Nancy Spector, the museum's deputy director and chief curator; Nat Trotman, associate curator; and Katherine Brinson, assistant curator.
The imprint has so far been limited to smaller pressings but following his meteoric rise, it looks set to encounter exponential success.
As modern tennis has retreated to the baseline and rallies have lengthened, the need to prepare for a punishing, five-set encounter has made fitness a priority.
Given that both their previous two Roland Garros meetings had gone the distance, another five-set encounter seemed entirely possible but a break of serve at the start of the fourth set put Wawrinka firmly in command and seemed to drain some of the belief from Tsonga's heart and more energy from his legs.
Tito Vázquez, Argentina's Davis Cup captain, opted for Monaco to face Nadal rather than the far more experienced David Nalbandian, reflecting concerns that Nalbandian's recent health problems would not allow him to last through a possible five-set encounter on a slow clay court against Nadal.
Nalbandian defeated Federer in the Masters Cup final in Shanghai late last season (improving to a 6-4 win-loss record against the Swiss) and has reached the quarter-final of the Australian three times, last season falling to Hewitt in a classic five-set encounter.
HEWITT THROUGH AFTER FIVE SETS The world number one, Lleyton Hewitt survived to book a semi-final showdown with Tim Henman after an exhausting five-set encounter with Holland's Sjeng Schalken, which he won 6-2 6-2 6-2 1-6 7-5.
