Petr Hájek

Prof. RNDr. Petr Hájek, DrSc. Petr Hájek (; 6 February 1940 – 26 December 2016) was a Czech scientist in the area of mathematical logic and a professor of mathematics. Born in Prague, he worked at the Institute of Computer Science at the Academy of Sciences of the Czech Republic and as a lecturer at the faculty of mathematics and physics at the Charles University in Prague and at the Faculty of Nuclear Sciences and Physical Engineering of the Czech Technical University in Prague. Provided by Wikipedia
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  1. 1
    Relationship between corporate social responsibility in corporate annual reports and financial performance of the US companies

    Relationship between corporate social responsibility in corporate annual reports and financial performance of the US companies by Renáta Myšková, Petr Hájek

    Published 2019-03-01
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  2. 2
    Beyond Trolling: Fine-Grained Detection of Antisocial Behavior in Social Media During the Pandemic

    Beyond Trolling: Fine-Grained Detection of Antisocial Behavior in Social Media During the Pandemic by Andrew Asante, Petr Hajek

    Published 2025-02-01
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  3. 3
    Comprehensive assessment of firm financial performance using financial ratios and linguistic analysis of annual reports

    Comprehensive assessment of firm financial performance using financial ratios and linguistic analysis of annual reports by Renáta Myšková, Petr Hájek

    Published 2017-12-01
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  4. 4
    Predicting Abnormal Stock Return Volatility Using Textual Analysis of News ‒ A Meta-Learning Approach

    Predicting Abnormal Stock Return Volatility Using Textual Analysis of News ‒ A Meta-Learning Approach by Renáta Myšková, Petr Hájek, Vladimír Olej

    Published 2018-02-01
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  5. 5
    Parapet structure from special shaped TRC blocks

    Parapet structure from special shaped TRC blocks by Jiří Pazderka, Petr Hájek, Michal Nývlt, Hana Žáková

    Published 2022-03-01
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  6. 6
    LIGHTWEIGHT UHPC FACADE PANEL WITH LED DISPLAY

    LIGHTWEIGHT UHPC FACADE PANEL WITH LED DISPLAY by Michal Ženíšek, Aleš Vodička, Tomáš Vlach, Lenka Laiblová, Petr Hájek

    Published 2019-07-01
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  7. 7
    Effect of TiO2 and ZnO powder mixtures on mechanical and photocatalytic performance of high performance concrete

    Effect of TiO2 and ZnO powder mixtures on mechanical and photocatalytic performance of high performance concrete by Fouad Amor, Lenka Ingrišová, Zuzana Rácová, Michal Baudys, Petr Hájek

    Published 2022-03-01
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  8. 8
    Competitiveness and economic profit analysis of Kazakhstan’s poultry companies

    Competitiveness and economic profit analysis of Kazakhstan’s poultry companies by Petr Hájek, Gulnar Zhunissova, Zhanar Oralbaeva, Aknur Zhidebekkyzy, Adilya Baidildina

    Published 2019-05-01
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  9. 9
    High-performance concrete containing waste vitrified tiles

    High-performance concrete containing waste vitrified tiles by Diana Mariaková, Kristina Fořtová, Zuzana Jirkalová, Tereza Pavlů, Petr Hájek

    Published 2022-03-01
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  10. 10
    EXPERIMENTAL VERIFICATION OF IMPREGNATED TEXTILE REINFORCEMENT SPLICING BY OVERLAPPING

    EXPERIMENTAL VERIFICATION OF IMPREGNATED TEXTILE REINFORCEMENT SPLICING BY OVERLAPPING by Tomáš Vlach, Lenka Laiblová, Jakub Řepka, Zuzana Jirkalová, Petr Hájek

    Published 2019-07-01
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