Essays about: "concave"

Showing result 1 - 5 of 41 essays containing the word concave.

  1. 1. A space-time shape for easier spatiotemporal visualization in traffic networks

    University essay from Uppsala universitet/Avdelningen för systemteknik

    Author : David Smeds; [2024]
    Keywords : ;

    Abstract : Modern big data systems are enabling new possibilities that never were thought possible in the past. The ability to gather massive data on an individual level has made fields like space-time geography bloom in the latest decennia. The usage of shapes in a 3D space allows us to visualize certain phenomena over time. READ MORE

  3. 2. A novel approach for functionalising and separating Tröger's Base Analogues

    University essay from Lunds universitet/Centrum för analys och syntes

    Author : Emil Jakobsson; [2023]
    Keywords : Tröger s Base; Synthesis; Chromatography; Supramolecular chemistry; Diastereomers; Organic chemistry; Chemistry;

    Abstract : Tröger’s Base (TB) is a bicyclic compound containing a methanodiazocine group between two aromatic rings. The methylene bridge forces the molecule to have a bent formation; thus, the aromatic rings are close to 90 degrees relative to each other, resulting in a rigid concave aromatic cavity. READ MORE

  4. 3. Magma Mixing and ReplenishmentBeneath Laurens Peninsula, Heard Island

    University essay from Uppsala universitet/Institutionen för geovetenskaper

    Author : Ransom Telson; [2022]
    Keywords : Heard Island; Laurens Peninsula; crystal size distribution; magma replenishment; Heard Island; Laurens halvön; kristallstorleksfördelning; magmablandning; påfyllning;

    Abstract : Heard Island is a remote Australian territory which lies in the South-middle sector of the Indian Ocean.The island lies in the central province of the Kerguelen Plateau. On the north-western face of the islandlies the Laurens Peninsula, where modern volcanism has been periodic since approximately 10 ka, butno eruption has been recorded. READ MORE

  5. 4. Does size have an impact on Nordic Hedge Funds Performance?

    University essay from

    Author : Axel Johansson; Robert Rohlén; [2021-06-30]
    Keywords : Nordic Hedge Fund Returns; Seven Factor Model; Excessive Returns; Risk Adjusted Alpha;

    Abstract : The paper examines the potential relationship between hedge fund’s size of assets under management and performance in the Nordic countries. We employ a modified version of the Fung and Hsieh’s seven-factor model to estimate the different hedge funds risk adjusted alphas, as a proxy for performance. READ MORE

  6. 5. Competition & R&D Subsidies: New Perspectives on the Public-Private Nexus

    University essay from Handelshögskolan i Stockholm/Institutionen för nationalekonomi

    Author : Jacob Sjöberg; Carl Nordahl; [2021]
    Keywords : Research and Development; Subsidies; Policy Evaluation; Competition; Generalized Methods of Moments Estimator;

    Abstract : Using a dynamic panel model, this paper empirically examines the effect of public R&D subsides on privately funded R&D in a new light. By synthesizing the theories on public R&D support with those on the relationship between R&D and market structure, we explore to what extent R&D expenditures may depend on public funding in a non-linear, concave fashion with respect to product market competition. READ MORE