• semiring called the trivial semiring. This triviality can be characterized via 0 = 1 {\displaystyle 0=1} and so when speaking of nontrivial semirings...
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  • In idempotent analysis, the tropical semiring is a semiring of extended real numbers with the operations of minimum (or maximum) and addition replacing...
    5 KB (726 words) - 13:21, 22 May 2024
  • Matrix ring (redirect from Matrix semiring)
    only a semiring for Mn(R) to be defined. In this case, Mn(R) is a semiring, called the matrix semiring. Similarly, if R is a commutative semiring, then...
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  • In mathematics, in the field of tropical analysis, the log semiring is the semiring structure on the logarithmic scale, obtained by considering the extended...
    6 KB (1,025 words) - 22:15, 28 March 2023
  • modules are still possible. In particular, for any semiring S, the matrices over S form a semiring over which the tuples of elements from S are a module...
    22 KB (2,966 words) - 06:20, 18 October 2024
  • mathematics, a near-semiring, also called a seminearring, is an algebraic structure more general than a near-ring or a semiring. Near-semirings arise naturally...
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  • "Example of a naturally ordered semiring which is not an m-semiring". Mathematics Stack Exchange. Retrieved 2016-10-14. Semirings for breakfast, slide 17 Vereschchagin...
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  • Magnus ring over R. Given an alphabet Σ {\displaystyle \Sigma } and a semiring S {\displaystyle S} . The formal power series over S {\displaystyle S}...
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  • addition form a semiring, called the min tropical semiring, and a valuation v is almost a semiring homomorphism from K to the tropical semiring, except that...
    18 KB (2,370 words) - 17:24, 20 November 2024
  • generally, all complete semirings are quasiregular. The term closed semiring is actually used by some authors to mean complete semiring rather than just quasiregular...
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  • after Stephen Cole Kleene) is an idempotent (and thus partially ordered) semiring endowed with a closure operator. It generalizes the operations known from...
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  • Thumbnail for Tropical geometry
    on the tropical semiring. This is defined in two ways, depending on max or min convention. The min tropical semiring is the semiring ( R ∪ { + ∞ } , ⊕...
    28 KB (3,614 words) - 08:55, 4 November 2024
  • The natural numbers (including 0) form an algebraic structure known as a semiring (which has all of the axioms of a ring excluding that of an additive inverse)...
    99 KB (13,673 words) - 08:52, 19 October 2024
  • K , + K , × K ) {\displaystyle (K,+_{K},\times _{K})} be an arbitrary semiring and ( R , ⋅ , ϕ ) {\displaystyle (R,\cdot ,\phi )} a graded monoid. Then...
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  • analysis, tropical analysis is the study of the tropical semiring. The max tropical semiring can be used appropriately to determine marking times within...
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  • will be the trivial ring. The semifield of fractions of a commutative semiring with no zero divisors is the smallest semifield in which it can be embedded...
    8 KB (1,265 words) - 10:42, 17 April 2024
  • {\displaystyle \mathbb {R} _{\geq 0}} has a semiring structure (0 being the additive identity), known as the probability semiring; taking logarithms (with a choice...
    9 KB (1,428 words) - 22:37, 8 July 2024
  • analysis is the study of idempotent semirings, such as the tropical semiring. The lack of an additive inverse in the semiring is compensated somewhat by the...
    625 bytes (63 words) - 09:36, 21 October 2023
  • family. In tropical analysis, this is the sum in the log semiring. Logarithmic mean Log semiring Smooth maximum Softmax function Zhang, Aston; Lipton, Zack;...
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  • automata from rational patterns, functions and relations expressed in semiring algebraic terms. The example below shows a binary rational function equivalent...
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  • multiplication, with multiplication distributing over addition. Ring: a semiring whose additive monoid is an abelian group. Division ring: a nontrivial...
    20 KB (2,691 words) - 00:21, 24 September 2024
  • Thumbnail for Pseudacraea semire
    Pseudacraea semire, the green false acraea, is a butterfly in the family Nymphalidae. It is found in Guinea, Sierra Leone, Liberia, Ivory Coast, Ghana...
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  • extended by an absorbing 0, forming the probability semiring, which is isomorphic to the log semiring. Rational functions of the form f /g, where f and...
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  • Distributivity is most commonly found in semirings, notably the particular cases of rings and distributive lattices. A semiring has two binary operations, commonly...
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  • union) in the algebraic structure itself by the notion of complete star semiring. Wildcard character Glob (programming) Nayuki Minase (10 May 2011). "Countable...
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  • Thumbnail for Wheel theory
    A wheel can be regarded as the equivalent of a commutative ring (and semiring) where addition and multiplication are not a group but respectively a commutative...
    7 KB (1,192 words) - 04:35, 13 July 2024
  • {F}}} ∅ ∈ F {\displaystyle \varnothing \in {\mathcal {F}}} F.I.P. π-system Semiring Never Semialgebra (Semifield) Never Monotone class only if A i ↘ {\displaystyle...
    31 KB (5,373 words) - 13:46, 8 October 2024
  • Thumbnail for Matrix multiplication
    requires that the entries belong to a semiring, and does not require multiplication of elements of the semiring to be commutative. In many applications...
    41 KB (6,581 words) - 08:08, 13 October 2024
  • more general geometrical constructions. Near-field (mathematics) Semiring Near-semiring G. Pilz, (1982), "Near-Rings: What They Are and What They Are Good...
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  • Thumbnail for Mathematical analysis
    A + A = A. Tropical analysis – analysis of the idempotent semiring called the tropical semiring (or max-plus algebra/min-plus algebra). Constructive analysis...
    45 KB (4,365 words) - 05:22, 4 October 2024