In mathematics, especially in set theory, a setA is a subset of a set B, or equivalently B is a superset of A, if A is "contained" inside B, that is, all elements of A are also elements of B. A and B may coincide. The relationship of one set being a subset of another is called inclusion or sometimes containment.
Twenty20 cricket, sometimes written Twenty-20, and often abbreviated to T20, is a short form of cricket. It was originally introduced by the England and Wales Cricket Board (ECB) in 2003 for professional inter-county competition in England and Wales. In a Twenty20 game the two teams have a single innings each, which is restricted to a maximum of 20 overs. Together with first-class and List A cricket, Twenty20 is one of the three forms of major cricket recognised by the International Cricket Council (ICC).
Waub-o-jeeg, also written Wa-bo-jeeg or other variants of Ojibwe Waabojiig (White Fisher) (c. 1747-1793) was a famous warrior and chief of the Ojibwa. He was born into the Adik (caribou) doodem some time in the mid-18th century near Zhaagawaamikong on the western end of Lake Superior. His father Ma-mong-a-ze-da was also a noted warrior, who fought for the French in the Battle of the Plains of Abraham. Although Wabojeeg's family had intermarried with the Dakota people during times of peace, and he h..
Phoenicia ( or ;Oxford English Dictionary from the Φοινίκη, Phoiníkē; فينيقية, Finiqyah) was an ancient Semitic civilization situated on the western, coastal part of the Fertile Crescent and centered on the coastline of modern Lebanon and Tartus Governorate in Syria. All major Phoenician cities were on the coastline of the Mediterranean, some colonies reaching the Western Mediterranean. It was an enterprising maritime trading culture that spread across the Mediterranean from 1550 BC t..
Mississippian copper plates, or plaques, are plain and repousséd plates of beaten copper crafted by peoples of the various regional expressions of the Mississippian culture between 800 to 1600 CE. They have been found as artifacts in in the American Midwest and Southeast. The plates, found as far afield as Florida, Georgia, Illinois, Mississippi, Oklahoma, Tennessee, and Wisconsin, were instrumental in the development of the archaeological concept known as the Southeastern Ceremonial Complex. Some of the..
Zinc, in commerce also spelter, is a chemical element; it has the symbol Zn and atomic number 30. It is the first element of group 12 of the periodic table. Zinc is, in some respects, chemically similar to magnesium, because its ion is of similar size and its only common oxidation state is 2. Zinc is the 24th most abundant element in the Earth's crust and has five stable . The most common zinc ore is sphalerite (zinc blende), a zinc sulfide mineral. The largest mineable amounts are found in Australia, A..
Wild boar or wild pig ( Sus scrofa) is a species of the pig genus Sus, part of the biological family Suidae. The species includes many subspecies. It is the wild ancestor of the domestic pig, an animal with which it freely hybridises. Wild boar are native across much of Northern and Central Europe, the Mediterranean region (including North Africa's Atlas Mountains) and much of Asia, including Japan and as far south as Indonesia. Populations have also been artificially introduced in some parts of the world..
An impact wrench (also known as an impactor, air wrench, air gun, rattle gun, torque gun, windy gun) is a socket wrenchpower tool designed to deliver high torque output with minimal exertion by the user, by storing energy in a rotating mass, then delivering it suddenly to the output shaft.
