Articles with "ramsey" as a keyword



Sustaining Ramsey plans with one-period bonds

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Published in 2019 at "Economic Theory"

DOI: 10.1007/s00199-019-01212-9

Abstract: Governments issue bonds that affect the choices of future governments. If carefully chosen, the debt structure can make the optimal fiscal policy plan time consistent, as shown by Lucas and Stokey (J Monet Econ 12(1):55–93,… read more here.

Keywords: one period; ramsey; policy plan; period bonds ... See more keywords

Ramsey and Gallai-Ramsey Numbers for Two Classes of Unicyclic Graphs

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Published in 2021 at "Graphs and Combinatorics"

DOI: 10.1007/s00373-020-02248-8

Abstract: Given a graph G and a positive integer k , define the Gallai-Ramsey number to be the minimum number of vertices n such that any k -edge coloring of $$K_n$$ K n contains either a… read more here.

Keywords: classes unicyclic; unicyclic graphs; two classes; ramsey ... See more keywords
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Star-Critical Ramsey Numbers of Cycles Versus Wheels

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Published in 2021 at "Graphs and Combinatorics"

DOI: 10.1007/s00373-021-02343-4

Abstract: For two graphs $$G_1$$ and $$G_2$$ , the star-critical Ramsey number $$r_*(G_1,G_2)$$ is the minimum integer k such that any red/blue edge-coloring of $$K_{r-1}\sqcup K_{1,k}$$ contains a red copy of $$G_1$$ or a blue copy… read more here.

Keywords: cycles versus; numbers cycles; critical ramsey; ramsey ... See more keywords
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The complexity of proving that a graph is Ramsey

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Published in 2017 at "Combinatorica"

DOI: 10.1007/s00493-015-3193-9

Abstract: We say that a graph with n vertices is c-Ramsey if it does not contain either a clique or an independent set of size c log n. We define a CNF formula which expresses this… read more here.

Keywords: ramsey; graph; complexity proving; graph ramsey ... See more keywords
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Ramsey's record: Wittgenstein on infinity and generalization

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Published in 2020 at "British Journal for the History of Philosophy"

DOI: 10.1080/09608788.2020.1725872

Abstract: ABSTRACT There is, in the Ramsey Archive at the Hillman Library of the University of Pittsburgh, a note, written in 1929, in Ramsey's hand and mostly in German, consisting of twenty paragraphs the contents of… read more here.

Keywords: ramsey record; wittgenstein infinity; ramsey; infinity generalization ... See more keywords

Reducing Cavity-Pulling Shift in Ramsey-Operated Compact Clocks

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Published in 2018 at "IEEE Transactions on Ultrasonics, Ferroelectrics, and Frequency Control"

DOI: 10.1109/tuffc.2018.2828987

Abstract: We describe a method to stabilize the amplitude of the interrogating microwave field in compact atomic clocks working in a Ramsey approach. In this technique, we take advantage of the pulsed regime to use the… read more here.

Keywords: cavity pulling; compact clocks; frequency; ramsey ... See more keywords

FITORREGULADORES NA FERTILIDADE DE GEMAS E QUALIDADE DE CACHOS DA ‘THOMPSON SEEDLESS’ ENXERTADA SOBRE ‘RAMSEY’

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Published in 2017 at "Revista Caatinga"

DOI: 10.1590/1983-21252017v30n111rc

Abstract: The objective of this work was to evaluate the influence of Trinexapaque-ethyl (TrixE) and benzyladenine (BA) on the fertility of buds and the quality of bunches of ‘Thompson Seedless’ grapes grafted onto ‘Ramsey’ rootstock, in… read more here.

Keywords: thompson seedless; median apical; plant; ramsey ... See more keywords

The Vertex-Disjoint and Edge-Disjoint Ramsey Numbers of a Set of Graphs

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Published in 2025 at "Axioms"

DOI: 10.3390/axioms14070486

Abstract: The Ramsey number R(F) of a graph F without isolated vertices is the smallest positive integer n such that every red–blue coloring of Kn produces a subgraph isomorphic to F all of whose edges are colored the same. Let F be… read more here.

Keywords: edge disjoint; vertex disjoint; disjoint ramsey; ramsey ... See more keywords

Using Ramsey Theory to Measure Unavoidable Spurious Correlations in Big Data

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Published in 2019 at "Axioms"

DOI: 10.3390/axioms8010029

Abstract: Given a dataset, we quantify the size of patterns that must always exist in the dataset. This is done formally through the lens of Ramsey theory of graphs, and a quantitative bound known as Goodman’s… read more here.

Keywords: ramsey theory; measure unavoidable; ramsey; theory measure ... See more keywords

Riemannian Manifolds, Closed Geodesic Lines, Topology and Ramsey Theory

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Published in 2024 at "Mathematics"

DOI: 10.3390/math12203206

Abstract: We applied the Ramsey analysis to the sets of points belonging to Riemannian manifolds. The points are connected with two kinds of lines: geodesic and non-geodesic. This interconnection between the points is mapped into the… read more here.

Keywords: geodesic lines; closed geodesic; ramsey; topology ... See more keywords