Search Results - "Volna, Jana"

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  1. 1

    Pathological cut-offs of global and regional brain volume loss in multiple sclerosis by Uher, Tomas, Vaneckova, Manuela, Krasensky, Jan, Sobisek, Lukas, Tyblova, Michaela, Volna, Jana, Seidl, Zdenek, Bergsland, Niels, Dwyer, Michael G, Zivadinov, Robert, De Stefano, Nicola, Sormani, Maria Pia, Havrdova, Eva Kubala, Horakova, Dana

    Published in Multiple sclerosis (01-04-2019)
    “…Background: Volumetric MRI surrogate markers of disease progression are lacking. Objective: To establish cut-off values of brain volume loss able to…”
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    Journal Article
  2. 2

    On the Carathéodory Form in Higher-Order Variational Field Theory by Urban, Zbyněk, Volná, Jana

    Published in Symmetry (Basel) (01-05-2021)
    “…The Carathéodory form of the calculus of variations belongs to the class of Lepage equivalents of first-order Lagrangians in field theory. Here, this…”
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    Journal Article
  3. 3

    The Fundamental Lepage Form in Two Independent Variables: A Generalization Using Order-Reducibility by Urban, Zbyněk, Volná, Jana

    Published in Mathematics (Basel) (01-04-2022)
    “…A second-order generalization of the fundamental Lepage form of geometric calculus of variations over fibered manifolds with 2-dimensional base is described by…”
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    Journal Article
  4. 4

    Biochemical oxidative stress-related markers in patients with obstructive sleep apnea by Volná, Jana, Kemlink, David, Kalousová, Marta, Vávrová, Jana, Majerová, Veronika, Mestek, Otto, Svarcová, Jana, Sonka, Karel, Zima, Tomás

    Published in Medical science monitor (01-09-2011)
    “…Obstructive sleep apnea (OSA) is a condition contributing to oxidative stress. The aim of this study was to ascertain if there is any connection between OSA…”
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  5. 5
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    Evening and morning plasma levels of protein S100B in patients with obstructive sleep apnea by Sonka, Karel, Kelemen, Jano, Kemlink, David, Volná, Jana, Pretl, Martin, Zima, Tomas, Benakova, Hana, Rambousek, Petr, Foltán, René, Donev, Filip

    Published in Neuro-endocrinology letters (01-10-2007)
    “…Responsible for sleep brain perfusion changes, obstructive sleep apnea (OSA) constitutes a cardiovascular risk. To find out about any diffuse damage to the…”
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    Journal Article
  7. 7

    Exactness of Lepage 2-forms and globally variational differential equations by Urban, Zbynek, Volna, Jana

    Published 10-09-2019
    “…Int. J. Geom. Meth. Mod. Phys. 16, No. Supp02 (2019) 1950106 The exactness equation for Lepage 2-forms, associated with variational systems of ordinary…”
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  8. 8

    Titration procedures for nasal CPAP: Automatic CPAP or prediction formula? by Hertegonne, Katrien B, Volna, Jana, Portier, Sofie, De Pauw, Rebecca, Van Maele, Georges, Pevernagie, Dirk A

    Published in Sleep medicine (01-10-2008)
    “…Abstract Background The best method for titration of continuous positive airway pressure (CPAP) therapy in obstructive sleep apnea (OSA) syndrome has not yet…”
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  9. 9
  10. 10

    Sleep and Fasciculations in Amyotrophic Lateral Sclerosis by Šonka, Karel, Fiksa, Jan, Horváth, Eszter, Kemlink, David, Süssová, Jana, Böhm, Jiří, Šebesta, Václav, Volná, Jana, Nevšímalová, Soňa

    “…Summary Question of the study  The aim was to study sleep macrostructure, sleep breathing, periodic limb movements in sleep (PLMS) and fasciculations in…”
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  11. 11

    The fundamental Lepage form in two independent variables: a generalization using order-reducibility by Urban, Zbyněk, Volná, Jana

    Published 04-04-2022
    “…A second-order generalization of the fundamental Lepage form of geometric calculus of variations over fibered manifolds with 2-dimensional base is described by…”
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    Journal Article
  12. 12

    On the Carath\'eodory form in higher-order variational field theory by Urban, Zbyněk, Volná, Jana

    Published 08-04-2021
    “…The Carath\'eodory form of the calculus of variations belongs to the class of Lepage equivalents of first-order Lagrangians in field theory. Here, this…”
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    Journal Article
  13. 13
  14. 14

    Visualization of Numerical Data in GeoGebra by Petr Volný, Jana Volná, Dana Smetanová

    Published in Littera scripta (Online) (01-05-2012)
    “…The possibilities of a visualization of numerical data in a free computer algebra system GeoGebra are studied. The tools for making interpolation and…”
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  15. 15

    On a global Lagrangian construction for ordinary variational equations on 2-manifolds by Urban, Zbyněk, Volná, Jana

    Published 11-12-2018
    “…J. Math. Phys. 60, 092902 (2019) Locally variational systems of differential equations on smooth manifolds, having certain de Rham cohomology group trivial,…”
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  16. 16

    Variational submanifolds of Euclidean spaces by Krupka, Demeter, Urban, Zbyněk, Volná, Jana

    Published 23-10-2017
    “…Journal of Mathematical Physics 59, 032903 (2018) Systems of ordinary differential equations (or dynamical forms in Lagrangian mechanics), induced by…”
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