Sökning: "matematisk"

Visar resultat 21 - 25 av 989 avhandlingar innehållade ordet matematisk.

  1. 21. Positive currents related to polynomial convexity

    Författare :Ewa Bergqvist; Umeå universitet; []
    Nyckelord :NATURVETENSKAP; NATURAL SCIENCES; Mathematics; matematik;

    Sammanfattning : .... LÄS MER

  3. 22. Topics on subelliptic parabolic equations structured on Hörmander vector fields

    Författare :Marie Frentz; Kaj Nyström; Luca Capogna; Umeå universitet; []
    Nyckelord :NATURVETENSKAP; NATURAL SCIENCES; subelliptic; parabolic; obstacle problem; boundary behaviour; weak approximation; Mathematics; matematik;

    Sammanfattning : .... LÄS MER

  4. 23. The plurisubharmonic Mergelyan property

    Författare :Lisa Hed; Urban Cegrell; Anders Fällström; Per Åhag; Jan Wiegerinck; Umeå universitet; []
    Nyckelord :NATURVETENSKAP; NATURAL SCIENCES; Complex Monge-Ampère operator; approximation; plurisubharmonic function; subextension; Mergelyan property; plurisubharmonic function on compact sets; Jensen measures; Mathematics; matematik;

    Sammanfattning : In this thesis, we study two different kinds of approximation of plurisubharmonic functions. The first one is a Mergelyan type approximation for plurisubharmonic functions. LÄS MER

  5. 24. Boundary values of plurisubharmonic functions and related topics

    Författare :Berit Kemppe; Urban Cegrell; Anders Fällström; Alexander Raskovskii; Umeå universitet; []
    Nyckelord :NATURVETENSKAP; NATURAL SCIENCES; Plurisubharmonic functions; boundary measures; boundary values; complex Monge-Ampère operator; weak*-convergence; Mathematical analysis; Analys; Mathematics; matematik;

    Sammanfattning : This thesis consists of three papers concerning problems related to plurisubharmonic functions on bounded hyperconvex domains, in particular boundary values of such functions. The papers summarized in this thesis are:* Paper I Urban Cegrell and Berit Kemppe, Monge-Ampère boundary measures, Ann. Polon. Math. LÄS MER

  7. 25. Two versions of Markov's inequality

    Författare :Johan Lithner; Hans Wallin; Umeå universitet; []
    Nyckelord :NATURVETENSKAP; NATURAL SCIENCES; Approximation theory; Markov s inequality; Mathematical analysis; Analys; Mathematics; matematik;

    Sammanfattning : .... LÄS MER