Search results for: urban floods, urban topography, hec-ras 2-d, building representations, numerical simulation, hydrodynamic modeling - Bridge of Knowledge

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Search results for: urban floods, urban topography, hec-ras 2-d, building representations, numerical simulation, hydrodynamic modeling

Search results for: urban floods, urban topography, hec-ras 2-d, building representations, numerical simulation, hydrodynamic modeling

  • Application of different building representation techniques in HEC-RAS 2-D for urban flood modeling using the Toce River experimental case

    Publication

    This paper presents the impact of the choice of building representation techniques and hydrodynamic models on urban flood simulations using HEC-RAS 2-D for the Toce River physical model. To this end, eight numerical models based on previous laboratory experiments were prepared to simulate unsteady urban flooding on each side of building units. Two simplified building layouts (aligned and staggered) were examined, where models were...

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  • GIS-based hydrodynamic modeling for urban flood mitigation in fast-growing regions: a case study of Erbil, Kurdistan Region of Iraq

    Publication

    - Scientific Reports - Year 2023

    Floods threaten urban infrastructure, especially in residential neighborhoods and fast-growing regions. Flood hydrodynamic modeling helps identify flood-prone locations and improve mitigation plans' resilience. Urban floods pose special issues due to changing land cover and a lack of raw data. Using a GIS-based modeling interface, input files for the hydrodynamic model were developed. The physical basin's properties were identified...

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  • Urban flash flood hazard identification and assessment applying geospatial techniques and hydrodynamic modeling; Erbil city case study, Kurdistan Region of Iraq

    Publication

    - Year 2023

    This dissertation aims to investigate the factors behind flash flooding in Erbil's central district, located in the Kurdistan Region of Iraq, and develop a methodology for assessing flood hazards in the city, despite limited data accessibility. In this thesis, each factor was investigated, including analyzing extreme precipitation events in the last two decades, including their spatial and temporal distribution of rainfall, intensity,...

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  • Karol Grębowski dr inż.

     Karol Grębowski (M.Sc.) works as an assistant at the Department of Technical Fundamentals of Architecture Design of the Faculty of Architecture at Gdansk University of Technology. His scientific research deals with dynamic phenomena occurring during the vibration of structures, bridges, and studies the design methodology of the elements forming passive protection system of the vehicles degraded  by struck or explosion in the context...

  • River flow simulation based on the HEC-RAS system

    Publication

    This work considers the problem of river floods, and presents a computer solution that can be used to predict such a threat. The basic tool, called Hydrologic Engineering Centers for River Analysis System (HEC-RAS), and created by the US Army Corps of Engineering, is well developed; and the models created in the system HEC-RAS are quite realistic. For the purpose of solving practical national flood problems, simplified static and...

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  • River Flow Simulation Based on the HEC-RAS System

    This work considers the problem of river floods, and presents a computer solution that can be used to predict such a threat. The basic tool, called Hydrologic Engineering Centers for River Analysis System (HEC-RAS), and created by the US Army Corps of Engineering, is well developed; and the models created in the system HEC-RAS are quite realistic. For the purpose of solving practical national flood problems, simplified static and...

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  • Piotr Lorens prof. dr hab. inż. arch.

    Prof. Piotr Lorens - PhD, DSc., urban planner. Lecturer in urban design and development and - since 2007 - Head of the Department of Urban Design and Regional Planning at the Faculty of Architecture, Gdansk University of Technology. His university activities also include coordination of the research and EU Social Fund projects. Based on these projects he was responsible for organization and coordination of the post-graduate studies...

  • Karolina Zielińska-Dąbkowska dr inż. arch.

    Karolina M. Zielinska-Dabkowska, Ph.D., Eng. Arch., M. Arch., is an Assistant Professor at the Faculty of Architecture of Gdańsk University of Technology (GUT). In 2002, she completed her studies of Architecture and Urban Planning at Gdańsk University of Technology (Gdańsk Tech) and in 2004, Architectural Engineering at the University of Applied Sciences and Arts (HAWK) in Hildesheim, Germany. After graduation, she worked for several...

  • The results of analyses of deep excavation walls using two different methods of calculation

    Publication

    Przedstawiono wyniki obliczeń obudowy głębokiego wykopu dwukrotnie rozpieranej i dwukrotnie kotwionej w gruncie jednorodnym niespoistym. Obliczenia numeryczne wykonano metodą podpór sprężysto-plastycznych i metodą elementów skończonych. Zwrócono uwagę na istotne różnice w wynikach obliczeń. Zaproponowano wyjaśnienie przyczyn zaobserwowanych różnic w wynikach obliczeń otrzymanych z obu metod.

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  • Shape Memory Polyurethane Materials Containing Ferromagnetic Iron Oxide and Graphene Nanoplatelets

    Publication

    Intelligent materials, such as memory shape polymers, have attracted considerable attention due to wide range of possible applications. Currently, intensive research is underway, in matters of obtaining memory shape materials that can be actuated via inductive methods, for example with help of magnetic field. In this work, an attempt was made to develop a new polymer composite—polyurethane modified with graphene nanoplates and...

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  • MORPHOLOGY OF BUILDING DEVELOPMENT AS AN ELEMENT OF URBAN VENTIALTION SYSTEM

    Problems related to air quality in large urban agglomerations (e.g., high concentration of pollutants, the urban heat island phenomenon) make it necessary to take comprehensive measures to improve air exchange in urban areas.The article concerns the relationship between wind phenomena observable in cities and the geometrical features of building development. The knowledge on the subject is already well-founded and has been intensively...

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  • EXTREME RAINFALLS AS A CAUSE OF URBAN FLASH FLOODS; A CASE STUDY OF THE ERBIL-KURDISTAN REGION OF IRAQ

    Aim of the study The current paper aims to give a detailed evaluation and analysis of some extreme rainfall events that happened in the last decade in terms of spatial and temporal rainfall distribution, intensity rate, and exceedance probability. Moreover, it examines the effects of each analysed aspect on the resulting flash floods in the studied area. Material and methods In their glossary of meteorology, American Meteorology...

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  • Urban Planning

    Journals

    ISSN: 2183-7635

  • Wind Conditions in Urban Layout – Numerical and Experimental Research

    Publication

    - Year 2018

    This paper presents research which compares the numerical and the experimental results for different cases of airflow around a few urban layouts. The study is concerned mostly with the analysis of parameters, such as pressure and velocity fields, which are essential in the building industry. Numerical simulations have been performed by the commercial software Fluent, with the use of a few different turbulence models, including...

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  • Spatial aspects of urban air quality management: Estimating the impact of micro-scale urban form on pollution dispersion

    Urban planning and design solutions affect urban ventilation conditions, thus mitigating the effects of atmospheric pollution. However, these findings are not being implemented in the planning practice to a sufficient extent, partly due to the lack of specific guidelines. Moreover, many urban air quality monitoring (AQM) sites have low represnentativeness and thus do not provide comprehensive data for effective urban air pollution control...

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  • Comparative Analysis of Numerical and Experimental Studies of the Airflow Around the Sample of Urban Development

    Publication

    In this paper, on the background of a short overview of the recent advances in the field of Environmental Wind Engineering (EWE), a comparison of wind tunnel experiment and numerical simulation for some cases of airflow around an urban layout have been reported. The purpose of the study is quantitative and qualitative comparison of measurements in the wind tunnel as well as numerical simulation using Ansys Fluent software. The...

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  • Chemical modifications of graphene and their influence on properties of polyurethane composites: a review

    Polyurethane composites are materials of great interest nowadays due to their wide range of available forms and applications in industry. Controlling and achieving unique properties via matrix modifications and addition of various specific nanofillers seems be one of the key elements to success. The purpose of this work is to briefly present some examples of graphene nanoderivatives, their syntheses, properties and influence on...

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  • Reakcja miesięcznej i sezonowej temperatury powietrza na północnym skłonie Karkonoszy i ich przedpolu na zmiany wskaźnika NAO.

    Publication

    - Year 2019

    Przedstawiono wpływ wskaźnika NAO na kształtowanie temperatury powietrza w warunkach górskich na przykładzie Karkonoszy. Stwierdzono zmniejszanie się wpływu NAO na temperaturę powietrza ze wzrostem wysokości. Stwierdzono, że relacje między NAO a temperaturą powietrza są istotne jedynie w okresie zimowym od grudnia do marca włącznie. Związki te są niestacjonarne i wynikają ze wzrostu ciśnienia w Wyżu Azorskim w okresie 1988-2015....

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  • Urban Design I. Urban Composition fall 2022_23

    e-Learning Courses
    • G. Rembarz
    • B. Bou Kalfouni

    The course is aimed at students of the 3rd semester of engineering studies in the field of Architecture. It is an introductory course to Urban Design. Students learn the basic concepts and principles related to town planning, urban design and urban composition. Students learn the methods of analyzing urban space and the basic principles of design during theoretical and practical classes, designing an urban composition for a specific...

  • Urban Design I. Urban Composition fall 2023_24

    e-Learning Courses
    • G. Rembarz
    • B. Bou Kalfouni

    The course is aimed at students of the 3rd semester of engineering studies in the field of Architecture. It is an introductory course to Urban Design. Students learn the basic concepts and principles related to town planning, urban design and urban composition. Students learn the methods of analyzing urban space and the basic principles of design during theoretical and practical classes, designing an urban composition for a specific...

  • Architectural and urban theories in urban regeneration

    e-Learning Courses
    • K. Piątkowska
    • L. Nyka
    • P. Lorens

    This course deals with key issues associated with contemporary architectural and urban teories associated with transformation and revitalization of the distressed / degradated areas and buildings / objects. The architectural topics will be presented by dr Ksenia Piątkowska and Prof. Lucyna Nyka, while urban topics will be discussed by Prof. Piotr Lorens. Particular topics and themes will be presented according to the individual...

  • Greenery and Urban Form vs. Health of Residents: Evaluation of Modernist Housing in Lodz and Gdansk

    Publication

    - Urban Planning - Year 2022

    Urban forms can have numerous direct and indirect effects on the health of residents. This article focuses on the rela‐ tionship between health and urban form, in particular the role of green open spaces. The goal is to identify criteria for evaluating the impact of physical forms such as streets and open spaces, green infrastructure, and built structures on urban health. These criteria are then used to identify paths for the redevelopment...

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  • Evolution of Edges and Porosity of Urban Blue Spaces: A Case Study of Gdańsk

    Publication

    Current waterfront studies focus mainly on a land-based perspective, failing to include the water side. Water is, however, not just a resource for port and industrial purposes and an edge to the waterfront; it is also a feature of the waterfront and the complex relation between water and city. Thus, the article suggests that water-land edges need to be re-contextualised, taking into consideration also their shape, functionality,...

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  • Relevance of Urban Freight Transport Modelling Towards the Challenges of Urban Freight Policy

    Publication

    - Year 2017

    The main objective of this paper is to investigate how recent trends in urban freight transport analysis and modelling are related to urban freight measures set out in Gdynia’s 2016 Sustainable Urban Mobility Plan. Building on the literature a review framework was defined including 1) stakeholders, 2) descriptors, 3) objectives and 4) solution approach applied in freight modelling efforts. It was clear that the implementation...

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  • Representation of a built-up area in the numerical simulation of urban flash flooding

    Przedstawiono wyniki modelowania powodzi miejskiej przy pomocy dwuwymiarowych równań de Saint-Venanta. Równania rozwiązano metodą objętości skończonych. Zaprezentowano dwie techniki reprezentacji obszarów zabudowanych w numerycznej symulacji powodzi - bezpośrednie wykluczenie budynków z siatki numerycznej oraz zastąpienie grup budynków terenami o znacznie zwiększonej szortkości powierzchni. W celu oceny wykorzystanych metod wykonano...

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  • A city is not a tree: a multi-city study on street network and urban life

    Publication

    Christopher Alexander, a British-American scholar, differentiated an old (natural) city from a new (planned) one by structure. The former resembles a “semilattice”, or a complex system encompassing many interconnected sub-systems. The latter is shaped in a graph-theoretical “tree”, which lacks the structural complexity as its sub-systems are compartmentalized into a single hierarchy. This structural distinction explains why, or...

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  • Developing the Urban Blue-Green Infrastructure as a Tool for Urban Air Quality Management

    Publication

    Urban structure is an important factor that shapes the process of urban ventilation and pollution dispersion. With proper planning of the urban spatial layout, city breathability can be effectively regulated, contributing to urban air quality improvement. This paper investigates the development and current management of urban systems of green and open spaces in four Polish cities: Gda ´nsk, Warsaw, Pozna ´n and Wrocław, with a...

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  • Surpassing the Line: Urban-Oriented Strategies in the Development of Business Complexes in Poland

    Development trends regarding the business-related urban complexes seem to evolve from the “big-box” towards the more “multi-use” types of structures. Within it, the special role is reserved for places, which—due to economic, political, and geographical reasons—have not been previously considered as major business hubs. Only recently, places like cities in Central and Eastern Europe have become attractive locations for business...

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  • Nicole Nawrot dr inż.

    Dr. Eng. Nicole Nawrot has been employed at the Department of Sanitary Engineering since 2016. In 2021, she obtained a PhD in the field of engineering and technical sciences in the discipline of environmental engineering, mining and energy. Doctoral thesis entitled "Heavy metals in urban retention tanks bottom sediments: distribution, source tracking, and evaluation of phytostabilization adaptability and performance of P. australis...

  • Numerical Modeling of Hydrosystems 2023/2024

    e-Learning Courses
    • A. Szymkiewicz
    • A. Gumuła-Kawęcka
    • M. Szydłowski

    Kurs do przedmiotu NUMERICAL MODELING OF HYDROSYSTEMS Specjalność: Environmental Engineering (WILiŚ), II stopnia, stacjonarne dr hab. inż. Michał Szydłowski, prof. PG

  • Introduction to Numerical Simulation

    e-Learning Courses
    • M. Rewieński

    Course description: This interdisciplinary course provides an introduction to computational techniques for the simulation of a broad range of engineering and physical systems.  Concepts and methods discussed are widely illustrated by applications drawn from electrical, mechanical, and chemical engineering. Topics include: mathematical formulations of simulation problems; sparse direct and iterative linear system solution techniques,...

  • Landscape as a Potential Key Concept in Urban Environmental Planning: The Case of Poland

    Publication

    Rapid urban development increases the consumption of materials, energy, and water, resulting in an overproduction of waste and emissions. These cause many environmental threats, such as ozone layer depletion and rain acidification, leading to climate change. Therefore, the question arises on how to improve the effectiveness of tools that strengthen environmental protection. This discursive article presents an approach stressing...

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  • Magdalena Apollo dr inż.

    2017 - PhD in Civil Engineering, thesis: Risk management in construction investments related to urban regeneration projects, Gdansk University of Technology IX 2012–VI 2013 - Postgraduate Studies at Gdynia Maritime University: Research Project Management (IPMA D Certificate) 2010 – MSc in Management and Marketing, Gdansk University of Technology 2007 – MSc in Civil Engineering, Gdansk University of Technology 2007-2010 - structural...

  • The Urban Mentoring as a New Method of Participatory Urban Planning in Poland

    Twenty-five years after the return of democracy and the beginning of basing the country's economy on neoliberal developmental paradigm, Poland adopted the regulations regarding management of urban policy, which had been wait for over a decade (accession to the EU). The National Urban Policy as well as the Act on revitalization have defined, in a modern manner, the field of cooperation between the local government, the administration...

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  • Robert Bogdanowicz dr hab. inż.

    Robert Bogdanowicz received his Ph.D. degree with honours in Electronics from the Gdansk University of Technology. He worked as a post-doc researcher in Ernst-Moritz-Arndt-Universität Greifswald Institut für Physik. He has initiated optical emission imaging of muti-magnetron pulsed plasma and contributed to the development of antibacterial implant coatings deposited by high-power impulse magnetron sputtering. He moved back to...

  • Risk of Delays in Implementation of Building Investment in Urban Conditions in the Aspect of Historical Background of its Location

    The implementation of a construction investment in urban conditions is extremely complex, and at the same time exposed to a high risk of a specific character. In case of construction investment located in the historic part of the city, the possible accumulation of many unfavourable factors, which in course of its implementation, may constitute a serious source of delays and disruptions, should be taken into account at the preparation...

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  • Urban planning and design issues

    e-Learning Courses
    • P. Lorens

    This course deals with an overview of the contemporary urban planning and design issues

  • Urban Railway within the Linear Urban Structure: the Case Study of Perm, Russia

    Publication

    - Year 2015

    The paper analyses the ten years’ experience of Perm to develop its system of the urban train trying to reveal the reasons for its modest performance and decline in the passenger traffic. The authors show how the Urban Train fits within the city urban structure and eval uate the potential of the Urban Train to become a feasible solution to the problem of connecting the periphery with the city centre. Furthermore,...

  • Numerical Modeling of Hydrosystems 2022/2023 (summer)

    e-Learning Courses
    • A. Szymkiewicz
    • M. Szydłowski
    • A. M. Mustafa

    Kurs do przedmiotu NUMERICAL MODELING OF HYDROSYSTEMS Specjalność: Environmental Engineering (WILiŚ), II stopnia, stacjonarne dr hab. inż. Michał Szydłowski, prof. PG

  • Numerical Modeling of Hydrosystems 2022/2023 (winter)

    e-Learning Courses
    • A. Szymkiewicz
    • M. Szydłowski
    • A. M. Mustafa

    Kurs do przedmiotu NUMERICAL MODELING OF HYDROSYSTEMS Specjalność: Environmental Engineering (WILiŚ), II stopnia, stacjonarne dr hab. inż. Michał Szydłowski, prof. PG

  • Concept of 'Good Urban Governance' and Its Application in Sustainable Urban Planning

    Contemporary urban theory and practice in the post-industrial era is increasingly often turning towards an approach based on sustainable development. That concept bearing the traits of a paradigm has grown on the ground of broad quest for an alternative to the existing development model of the industrial civilisation. It has gained wide social acceptance and is the basis for many development and environmental programmes at the...

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  • state aid for sustainable urban development

    Open Research Data
    open access

    The dataset encompassed a choice of important legal acts with respect on the usage of EFRD for urban projects, a list of selected bibliography as well as a list of selected individual notifications of state aid measures being part of the Sustainable Urban Development Programme in the period  2014- 2020. As a comparison, an example of individual EC decision...

  • Small Urban Hacks - Big Impact! Tackling major urban challenges through acupunctural smallness

    Publication
    • D. D. Kamrowska-Załuska
    • D. Calas
    • E. Haselsteiner,
    • M. Ferreira SILVA
    • A. Galán González
    • E. Giancola
    • M. Hărmănescu
    • S. Soutullo Castro

    - Year 2021

    Small urban hacks, acupunctural action and process-oriented planning approaches might appear to address quite a socio-romantic attitude towards our urban environments. In this chapter, our aim is to remedy such a biased view, demonstrating the impact and potential of smallness in the context of major urban challenges. Small urban hacks and their multi-faceted and creativity-driven approaches of small is beautiful are selected from...

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  • The Indication Methods and Techniques of Urban Light Pollution

    Publication

    - Year 2021

    The goal of this study is to review and categorize approaches and methods of facing urban light pollution. Probing various references and documents, the current practice focus on extracting and reviewing different types of urban light pollution detection, survey, and measurement to define a taxonomy of methods by instant comparison. The means of measurement and detecting this pollution include 14 most cited techniques that have...

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  • DETERMINATION OF OBJECTIVES FOR URBAN FREIGHT POLICY

    Publication

    - LogForum - Year 2014

    Background: Decisions regarding strategic planning of urban freight transport very often are based on superficial assumptions inadequately reflecting the actual character of encountered challenges. The trend may be observed to adapt isolated solutions without supporting measures and verification of expected outcomes. Selected urban freight solutions have a significant potential to alleviate transport related problems, but they...

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  • Management of Urban Waters with Nature-Based Solutions in Circular Cities—Exemplified through Seven Urban Circularity Challenges

    Publication
    • H. V. Oral
    • M. Radinja
    • A. Rizzo
    • K. Kearney
    • T. R. Andersen
    • P. Krzeminski
    • G. Buttiglieri
    • D. Ayral-Cinar
    • J. Comas
    • M. Gajewska... and 13 others

    - Water - Year 2021

    Nature-Based Solutions (NBS) have been proven to effectively mitigate and solve resource depletion and climate-related challenges in urban areas. The COST (Cooperation in Science and Technology) Action CA17133 entitled “Implementing nature-based solutions (NBS) for building a resourceful circular city” has established seven urban circularity challenges (UCC) that can be addressed effectively with NBS. This paper presents the outcomes...

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  • Jacek Tejchman prof. dr hab. inż.

  • Urban hydrology 2023/24 (winter)

    e-Learning Courses
    • K. Weinerowska-Bords

    The course provides support for teaching the subject of Urban hydrology during the 3rd semester of MSc Studies in Environmental Engineering (Faculty of Civil and Environmental Engineering). The course covers hydrological issues related to urban catchments. Wsparcie dla nauczania przedmiotu Urban hydrology na kierunku Environmental Engineering (WILiŚ). Przedmiot realizowany na III semestrze studiów II stopnia. Obejmuje zagadnienia...

  • Urban hydrology 2022/23 (summer)

    e-Learning Courses
    • K. Weinerowska-Bords

    The course provides support for teaching the subject of Urban hydrology during the 3rd semester of MSc Studies in Environmental Engineering (Faculty of Civil and Environmental Engineering). The course covers hydrological issues related to urban catchments. Wsparcie dla nauczania przedmiotu Urban hydrology na kierunku Environmental Engineering (WILiŚ). Przedmiot realizowany na III semestrze studiów II stopnia. Obejmuje zagadnienia...

  • Urban hydrology 2023/24 (summer)

    e-Learning Courses
    • K. Weinerowska-Bords

    The course provides support for teaching the subject of Urban hydrology during the 3rd semester of MSc Studies in Environmental Engineering (Faculty of Civil and Environmental Engineering). The course covers hydrological issues related to urban catchments. Wsparcie dla nauczania przedmiotu Urban hydrology na kierunku Environmental Engineering (WILiŚ). Przedmiot realizowany na III semestrze studiów II stopnia. Obejmuje zagadnienia...