greatest element and it can have at most one least element. Whenever a greatest element of S {\displaystyle S} exists and is unique then this element...
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other element in S {\displaystyle S} . The notions of maximal and minimal elements are weaker than those of greatest element and least element which are...
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P} is the greatest element in P {\displaystyle P} that is less than or equal to each element of S , {\displaystyle S,} if such an element exists. If...
25 KB (4,523 words) - 14:12, 31 December 2024
mathematics, an identity element or neutral element of a binary operation is an element that leaves unchanged every element when the operation is applied...
10 KB (742 words) - 17:06, 14 April 2025
inclusion, is a lattice. The greatest element of Sub(A) is the set A itself. For any S, T in Sub(A), the greatest lower bound of S and T is the set theoretic...
7 KB (1,061 words) - 20:37, 3 November 2024
Mercury is a chemical element; it has symbol Hg and atomic number 80. It is commonly known as quicksilver. A heavy, silvery d-block element, mercury is the...
127 KB (13,395 words) - 03:01, 28 April 2025
triangles and contains the least volume with the greatest surface area. This also makes fire the element with the smallest number of sides, and Plato regarded...
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orders play an important role in PCF theory. Greatest element and least element Infimum and supremum Maximal and minimal elements Schaefer, Helmut H.; Wolff...
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An Alu element is a short stretch of DNA originally characterized by the action of the Arthrobacter luteus (Alu) restriction endonuclease. Alu elements...
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first to use the term "element (στοιχεῖον, stoicheîon)" in reference to air, fire, earth, and water. The ancient Greek word for element, stoicheion (from stoicheo...
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mathematics: the greatest element and least element of a partially ordered set This disambiguation page lists articles associated with the title Top and bottom...
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several notions of "greatest" and "least" element in a poset P , {\displaystyle P,} notably: Greatest element and least element: An element g ∈ P {\displaystyle...
40 KB (5,378 words) - 18:33, 25 February 2025
In mathematical analysis, the maximum and minimum of a function are, respectively, the greatest and least value taken by the function. Known generically...
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Lattice (order) (section Continuity and algebraicity)
a greatest element (also called maximum, or top element, and denoted by 1 , {\displaystyle 1,} or by ⊤ {\displaystyle \top } ) and a least element (also...
41 KB (5,834 words) - 13:33, 28 April 2025
Well-order (section Examples and counterexamples)
well-ordered set, except a possible greatest element, has a unique successor (next element), namely the least element of the subset of all elements greater...
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numbers. If S has exactly one element, then its only element is a least upper bound. So consider S with more than one element, and suppose that S has an upper...
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numbers into two sets A and B, such that each element of A is less than every element of B, and A contains no greatest element. The set B may or may not...
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Seaborgium (redirect from Element 106)
chemical element; it has symbol Sg and atomic number 106. It is named after the American nuclear chemist Glenn T. Seaborg. As a synthetic element, it can...
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Radon (redirect from Element 86)
Radon is a chemical element; it has symbol Rn and atomic number 86. It is a radioactive noble gas and is colorless and odorless. Of the three naturally...
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meet and joins exist. Bounded lattice: a lattice with a greatest element and least element. Distributive lattice: a lattice in which each of meet and join...
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Plutonium (redirect from Element 94)
is a chemical element; it has symbol Pu and atomic number 94. It is a silvery-gray actinide metal that tarnishes when exposed to air, and forms a dull...
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position of the middle element) to L {\displaystyle L} plus the floor of R − L 2 {\displaystyle {\frac {R-L}{2}}} , which is the greatest integer less than...
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non-empty finite meet semilattice has a least element and any non-empty finite join semilattice has a greatest element. (In neither case will the semilattice...
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lattice (with least element 0 and greatest element 1), in which every element a has a complement, i.e. an element b satisfying a ∨ b = 1 and a ∧ b = 0. Complements...
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mathematical field of order theory, an element a of a partially ordered set with least element 0 is an atom if 0 < a and there is no x such that 0 < x < a...
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Lead (redirect from Element 82)
element; it has symbol Pb (from Latin plumbum) and atomic number 82. It is a heavy metal that is denser than most common materials. Lead is soft and malleable...
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numbers ordered by divisibility. Its least element is 1, which divides all natural numbers, while its greatest element is 0, which is divisible by all natural...
2 KB (176 words) - 07:13, 16 May 2024
Iodine (redirect from Element 53)
Iodine is a chemical element; it has symbol I and atomic number 53. The heaviest of the stable halogens, it exists at standard conditions as a semi-lustrous...
104 KB (11,656 words) - 18:35, 23 April 2025
Iridium (redirect from Iridium (element))
Iridium is a chemical element; it has the symbol Ir and atomic number 77. This very hard, brittle, silvery-white transition metal of the platinum group...
81 KB (7,830 words) - 18:54, 14 April 2025
sorting order) element in the unsorted sublist, exchanging (swapping) it with the leftmost unsorted element (putting it in sorted order), and moving the sublist...
12 KB (1,724 words) - 05:33, 30 March 2025