Search for dissertations about: "illa"

Showing result 1 - 5 of 28 swedish dissertations containing the word illa.

  2. 1. Effects of rotation and stratification on magnetic flux concentrations

    Author : Illa Rivero Losada; Axel Brandenburg; Dan Kiselman; Robert Cameron; Stockholms universitet; []
    Keywords : NATURVETENSKAP; NATURAL SCIENCES; Astronomy; astronomi;

    Abstract : The formation of magnetic flux concentrations in the Sun is still a matter of debate. One observable manifestations of such concentrations is sunspots. READ MORE

  4. 2. Formation of solar bipolar regions : Magnetic flux concentrations from suction of the negative effective magnetic pressure instability

    Author : Illa Rivero Losada; Axel Brandenburg; Matthias Rempel; Stockholms universitet; []
    Keywords : NATURVETENSKAP; NATURAL SCIENCES; Magnetohydrodynamics MHD ; turbulence; dynamo; Sun: magnetic fields; Sun: rotation; Sun: activity; Sun: dynamo; Astronomy; astronomi;

    Abstract : Sunspots stand out on the visible solar surface. They appear as dark structures evolving and changing over time. They host energetic and violent events, like coronal mass ejections and flares, and concentrate strong magnetic fields. READ MORE

  5. 3. Essays on Financial Models

    Author : Henrik Amilon; Nationalekonomiska institutionen; []
    Keywords : SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; options; neural networks; hedging; portfolio optimization; econometrics; Economics; ekonomisk teori; ekonomiska system; ekonomisk politik; ekonometri; generalized residuals; discreteness; GARCH; compass rose; nonlinearities; Chaos; economic theory; economic systems; Nationalekonomi; economic policy;

    Abstract : This thesis consists of five essays exploring the validity of some extensively used financial models with a focus on the Swedish equity and derivative markets. The essays are of both an empirical and a theoretical nature. READ MORE

  6. 4. The Victorian Governess Novel

    Author : Cecilia Wadsö-Lecaros; Engelska; []
    Keywords : HUMANIORA; HUMANITIES; Victorian governess; didactic fiction; education in literature; women and work in the nineteenth century; nineteenth-century English novel; marginalisation of women; female education in the nineteenth century; English language and literature; governesses in literature; Engelska språk och litteratur ;

    Abstract : This thesis investigates the Victorian governess novel as a specific genre. A comprehensive set of nineteenth-century governess novels has been examined in relation to contemporary non-fictional sources dealing with governess work and female education. READ MORE

  7. 5. The Apparent Arbitrariness of Second-Order Probability Distributions

    Author : David Sundgren; Love Ekenberg; Mats Danielson; Lev Utkin; Stockholms universitet; []
    Keywords : NATURVETENSKAP; NATURAL SCIENCES; Computer and systems science; Data- och systemvetenskap; Computer and Systems Sciences; data- och systemvetenskap;

    Abstract : Adequate representation of imprecise probabilities is a crucial and non-trivial problem in decision analysis. Second-order probability distributions is the model for imprecise probabilities whose merits are discussed in this thesis. READ MORE