17,838 research outputs found

    Substratum Influence on (Rig-Vedic) Sanskrit?

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    published or submitted for publicationis peer reviewe

    On the Coloring of Pseudoknots

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    Pseudodiagrams are diagrams of knots where some information about which strand goes over/under at certain crossings may be missing. Pseudoknots are equivalence classes of pseudodiagrams, with equivalence defined by a class of Reidemeister-type moves. In this paper, we introduce two natural extensions of classical knot colorability to this broader class of knot-like objects. We use these definitions to define the determinant of a pseudoknot (i.e. the pseudodeterminant) that agrees with the classical determinant for classical knots. Moreover, we extend Conway notation to pseudoknots to facilitate the investigation of families of pseudoknots and links. The general formulae for pseudodeterminants of pseudoknot families may then be used as a criterion for p-colorability of pseudoknots.Comment: 22 pages, 24 figure

    Photometric properties of microfossil shells

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    The chromatic characteristics of fossil planktonic foraminifera were measured with the use of an opticoelectric microscope and a new aspect of their nature has been revealed

    THE “DARK” AND THE “BRIGHT” SIDES OF POWER IN SUPPLY CHAIN NETWORKS

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    One of the prerequisites for a supply chain network is the existence of a focal company, which possesses power to coordinate the network in order to realize its strategic objectives. Power represents one of the major elements of the supply chain management and seems to have been treated in the literature in contrasting ways from the two sides “dark” and “bright”. Using literature review we examine how these sides of power affect supply chain management from the viewpoint of the focal company with specific attention to coordination and cooperation issues and whether it can be used as a tool to promote the overall supply chain effectiveness.Supply Chain Networks, Supply Chain Management, Power, Focal Company, Agribusiness,
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