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Zobrazují se záznamy 1601-1700 z 11368
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Základní vlastnosti p-Banachových prostorů
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2022)Datum obhajoby: 17. 6. 2022In this thesis we recall the notion of a quasi-norm and a p-norm. We mention the Aoki-Rolewicz theorem which connects these two notions. We deal with generalizations of selected results from Banach spaces to p-Banach spaces ... -
Vybrané úlohy z diferenciální geometrie
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2022)Datum obhajoby: 16. 6. 2022This thesis covers an overview and solution to selected problems in the differential geometry of plane curves. It focuses mainly on calculating areas of regions bounded by plane curves and also on evolutes, involutes and ... -
Computations of Google's PageRank
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2022)Datum obhajoby: 14. 6. 2022The thesis is concerned with numerical methods for solving the PageRank problem. The PageRank problem is formulated and mathematically described, based on intuitive observations called theses. We introduce and analyze two ... -
Structural and categorical description of classes of abelian groups
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2021)Datum obhajoby: 27. 9. 2021The work presents results concerning the self-smallness and relative smallness properties of products in the category of abelian groups and in Ab5-categories. Criteria of relative smallness of abelian groups and a ... -
Search in Imperfect Information Games
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2021)Datum obhajoby: 25. 8. 2021From the very dawn of the field, search with value functions was a fun- damental concept of computer games research. Turing's chess algorithm from 1950 was able to think two moves ahead, and Shannon's work on chess from ... -
Nanostrukturované kovové substráty pro modelovou elektrokatalýzu
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2022)Datum obhajoby: 14. 6. 2022This thesis studies preparation of nanostructured Pt(111) surfaces for usage in model electrocatalytic experiments. A method is presented, that uses ion erosion of the sur- face at elevated temperature for surface preparation. ... -
Multivariate Cox point processes
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2022)Datum obhajoby: 10. 6. 2022The Log-Gaussian Cox process is an important example of the use of spatial modeling and spatial statistics in practice. It is useful for describing many real-world situations, from modeling tree growth in the rainforests, ... -
Lipschitzovsky volné p-prostory
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2022)Datum obhajoby: 17. 6. 2022This thesis deals with a class of p-Banach spaces known as Lipschitz free p-spaces, where 0 < p ≤ 1. In the first part we describe their construction in detail and give proofs of their basic properties. Using these ... -
Analýza tvaru náhodných funkcí
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2022)Datum obhajoby: 8. 6. 2022Registration of functional data is a part of functional data analysis which focuses on the transformation of a sample of functions such that the shapes of these functions are aligned and undesired variation between them ... -
Vývoj astronomické fotometrie
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2022)Datum obhajoby: 15. 6. 2022This bachelor's thesis focuses on the evolution of photometry in astronomy. It begins with the first astronomers of the classical era, follows the improvement of star atlases, before and after the discov- ery of the ... -
Nanostructured materials based on metal oxides - structure and thermal stability
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2022)Datum obhajoby: 24. 6. 2022Title: Nanostructured materials based on metal oxides - structure and thermal stability Author: Tereza Václavů Department: Department of Condensed Matter Physics Supervisor: prof. RNDr. Radomír Kužel, CSc. Abstract: The ... -
Comparative Analysis of Multi-model Databases
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2022)Datum obhajoby: 17. 6. 2022BACHELOR THESIS ABSTRACT Eldar Guliyev Comparative Analysis of Multi-model Databases The thesis is devoted to performance analysis of multi-model database management systems. Data models, multi-model DBMS and query languages ... -
The incompleteness theorems and Berry's paradox
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2022)Datum obhajoby: 20. 6. 2022This thesis is devoted to a formal presentation of an alternative proof of Gödel's first incompleteness theorem, based on the Berry paradox ("the smallest number not definable in under 57 characters", with this definition ... -
Laserová spektroskopie magneticky uspořádaných materiálů
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2022)Datum obhajoby: 16. 6. 2022For a relatively long time, a new experimental technique for the study of magnetic materials by magneto-optical effects quadratic in sample magnetization, like Voigt effect, is being developed at Laboratory of OptoSpintronics. ... -
Rozšiřování funkcí z podprostorů metrických prostorů
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2022)Datum obhajoby: 17. 6. 2022Function extension is a classical problem in mathematics. In this thesis we look into an extesion of realvalued functions defined on metric spaces. The first chapter is intro- ductory and describes extension problem. In ... -
Kovalentne previazané molekulárne siete na kovom pasivovaných povrchoch
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2022)Datum obhajoby: 14. 6. 2022The creation of electronic devices only from atoms or molecules could be the next step in the creation of more advanced nanotechnologies. Initial experiments have already taken place and we know that it is possible on some ... -
Gibbsovy procesy částic
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2022)Datum obhajoby: 10. 6. 2022We consider a recent result for the existence of infinite-volume marked Gibbs point processes and try to apply it to geometric models. At first, we reformulate a problematic assumption of the considered existence result ... -
Analysis of photon data from neutron capture on 170Tm
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2022)Datum obhajoby: 15. 6. 2022The subject of this thesis is to study modes of γ decay of 170 Tm; knowledge of quan- tities describing γ decay form an important step in understanding an atomic nucleus. A description of γ decay of excited states of a ... -
On Market Efficiency, Optimal Distributional Trading Gain, and Utility Maximization
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2022)Datum obhajoby: 7. 6. 2022On Market Efficiency, Optimal Distributional Trading Gain, and Utility Maximization Robert Navr'atil The aim of this thesis is multifold. First, using results from the optimal distributional trading gain problem, we determine ... -
Natural Language Correction With Focus on Czech
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2022)Datum obhajoby: 28. 6. 2022Natural language correction, a subfield of natural language processing (NLP), is the task of automatically correcting user errors in written texts. It includes, but is not lim- ited to, grammatical error correction, spelling ... -
On the Complexity of Search Problems with a Unique Solution
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2021)Datum obhajoby: 25. 8. 2021Meggido and Papadimitriou [Theor. Comput. Sci., 1991] introduced the class TFNP of search problems for which a solution always exists and is polynomially verifiable. In this thesis, we study the possibility of reducing ... -
Arithmetics of number fields and generalized continued fractions
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2021)Datum obhajoby: 28. 7. 2021This thesis focuses on additively indecomposable integers in totally real number fields and their application in the study of universal quadratic forms. For the determination of such elements, we develop two different ... -
Classical operators of harmonic analysis and Sobolev embeddings on rearrangement-invariant function spaces
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2022)Datum obhajoby: 11. 3. 2022Boundedness properties of some classical operators of harmonic analysis (namely the Hilbert and Riesz transforms, the Riesz potentials and (fractional and nonfractional) maximal operators) as well as certain Sobolev-type ... -
Gröbnerovy báze
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2022)Datum obhajoby: 16. 6. 2022Gröbner basis is a particular kind of a generating set of an ideal in the polynomial ring S = K[x1, . . . , xn]. This notion is based upon the concept of a monomial order. We define these concepts and present Buchberger's ... -
Východiska nového kurikula fyzikálního vzdělávání
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2022)Datum obhajoby: 30. 6. 2022This thesis presents starting and supporting points for a new secondary school physics curricu- lum and the methodology which was used. The research design was inspired mainly by the objectivist grounded theory. 29 in-depth ... -
Numerical Solution of Convection-dominated Problems
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2021)Datum obhajoby: 15. 12. 2021Title: Numerical Solution of Convection-dominated Problems Author: Petr Lukáš Department: Department of Numerical Mathematics Supervisor: doc. Mgr. Petr Knobloch, Dr., DSc., Department of Numerical Mathematics Abstract: ... -
Nové přístupy v Ramanově spektroskopii kapkově nanášených povlaků pro citlivou molekulární detekci
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2022)Datum obhajoby: 17. 6. 2022in english: Drop coating deposition Raman spectroscopy is a vibrational spectroscopic method based on the principle of Raman scattering. Deposition of a small volume of solution (μl) of a low concentration (μM) on a special ... -
R-projectivity
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2022)Datum obhajoby: 14. 6. 2022A module over a ring R is R-projective if it is projective relative to R. This module- theoretic notion is dual to the notion of an R-injective module that plays a key role in the classic Baer's Criterion for Injectivity. ... -
Limits of Data Structures, Communication, and Cards
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2021)Datum obhajoby: 2. 9. 2021Limits of Data Structures, Communication, and Cards - Abstract In this thesis, we study several aspects of computational complexity. One of the main topics is the complexity of data structures, which are algorithms for ... -
Boomerang attacks
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2022)Datum obhajoby: 20. 6. 2022In 2020 Dunkelman et al. introduced the Retracing Boomerang Attack as an extension of the Boomerang attack introduced in 1999 by Wagner. Both of these attacks are presented in this thesis. In the thesis we also study in ... -
Vizualizace dostupnosti veřejnou dopravou
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2022)Datum obhajoby: 17. 6. 2022People often use public transport to travel to places they visit on regular basis. For these people, it would be very useful if they could live in a place, from which they could get faster to all the places they visit. The ... -
Cryptanalytic attacks on the cipher PRINCE
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2022)Datum obhajoby: 9. 6. 2022This work surveys and studies the most practical attacks on round reduced versions of the cipher PRINCE. Specifically, concepts of integral cryptanalysis and meet-in-the- middle attacks are discussed. A new 4.5-round ... -
Prosívání ve faktorizačních algoritmech
Výsledek obhajoby: NEOBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2022)Datum obhajoby: 9. 6. 2022The quadratic sieve and the number field sieve are two traditional factoring methods. We present here a principle of operation of both these algorithms, focusing mainly on the calculation of asymptotic complexity. The ... -
Machine-learning-based self-adaptation of component ensembles
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2022)Datum obhajoby: 15. 6. 2022In the area of distributed self-adaptive smart systems (such as applications of Internet of Things and Cyber-Physical Systems), machine learning has been successfully used in several applications including the prediction ... -
Approximative symmetries of complex networks
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2022)Datum obhajoby: 23. 6. 2022The aim of this thesis is to investigate the problem of an approximate symmetry of complex networks. First, we analyze how to measure such symmetry. Then we explore two algorithms by which we can measure levels of symmetry ... -
Studium top kvarků s velkou příčnou hybností na experimentu ATLAS
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2022)Datum obhajoby: 15. 6. 2022The main focus of this work is on the investigation of top quarks with high transverse momentum at the ATLAS experiment. In the first chapter we describe the Standard Model of Particle Physics and its components. In the ... -
Rank Two Commutative Semifields
Výsledek obhajoby: NEOBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2022)Datum obhajoby: 20. 6. 2022In this thesis we will explain what are semifields and what interesting properties these algebraic objects possesses. In the first chapter we will go over some basics and preliminaries to understand what semifields are. ... -
Simulations of quantum turbulence in thermal counterflow of superfluid helium using the vortex filament method
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2022)Datum obhajoby: 15. 6. 2022The aim of this bachelor thesis was to perform numerical simulations of quantum turbulence in superfluid helium in the so-called thermal counterflow. First, we verified an existing code developed by E. Varga with a few ... -
Asymptotic inference for stochastic geometry models
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2021)Datum obhajoby: 10. 12. 2021We compare three methods used in stochastic geometry in order to investigate asymp- totic behaviour of random geometrical structures in large domains or in a large intensity regime. Namely, we describe in detail the ... -
Magnetooptical and magnetotransport effects in non-collinear antiferromagnets
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2022)Datum obhajoby: 16. 6. 2022In this thesis, we investigate the magnetic properties of an antiferromagnet Mn5Si3. Mn5Si3 shows two configurations of magnetic moments depending on temperature: the low-temperature phase (below 90 K) is noncollinear and ... -
Integrace tabletu z pohledu výuky matematiky
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2021)Datum obhajoby: 10. 11. 2021The dissertation thesis investigates students' and teachers' attitudes towards using tablets in mathematics lessons at the lower-secondary level. The study analyzes how the attitudes change during a one-year implementation ... -
Steinova metoda pro normální aproximaci reálných náhodných veličin
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2022)Datum obhajoby: 21. 6. 2022The Stein's method is a collection of probabilistic techniques for answering the ques- tion as to how far the probability distributions of random variables are from each other. This thesis only concerns the basics of the ... -
Interaktivní sandboxová hra ve světě s živými organismy
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2022)Datum obhajoby: 17. 6. 2022This work represents the entire process behind the creation of AnimalEvolution. Ani- malEvolution is a sandbox game simulating an ecosystem that is filled with evolving organisms and it's up to the player to find its ... -
Groups of automorphisms of graphs
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2022)Datum obhajoby: 10. 2. 2022Groups of automorphisms of graphs - abstract In this thesis we investigate automorphism groups of several restricted classes of graphs from structural and computational point of view. For interval, permutation, circle, and ... -
Algebraický pohled na metodu PCA ve vybraných aplikacích
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2022)Datum obhajoby: 14. 6. 2022This thesis deals with describing algebraic and statistic view on Principal component analysis and the way of exporting important variables. Basic properties of the singular value decomposition are introduced and the best ... -
Spingrupy v nízkých dimenzích
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2022)Datum obhajoby: 16. 6. 2022The aim of his thesis is to construct matrix representations of the Lie groups Spin(n) = Spin(0, n, R) in dimensions from one to six. After we construct the double-cover of the group SO(3) using the group SU(2) in the first ... -
Spectral collocation methods in solid mechanics
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2022)Datum obhajoby: 16. 6. 2022Spectral collocation methods are advertised as a powerful tool for a numerical so- lution of boundary value problems for ordinary as well as partial differential equations. The methods are based on a polynomial approximation, ... -
Simple oscillatory flows of fluids with general boundary conditions
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2022)Datum obhajoby: 16. 6. 2022In mathematical models of a blood flow it is often a key role to choose appropriate boundary conditions imposed on the system of partial differential equations. Our aim is to investigate the oscillatory Hagen-Poiseuille ... -
Správca športových súťaží
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2022)Datum obhajoby: 17. 6. 20221 The application is intended for organizers of floorball and hockey competitions, whether league or tournament. It is mainly to help amateur competitions in their management and calculation of various statistics. It ... -
Properties and interactions of nucleoproteins studied by advanced lifetime-based imaging methods
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2022)Datum obhajoby: 15. 6. 2022The main aim of this thesis was implementation and testing of an additional imaging method for investigation of protein-protein interactions in our laboratory and to extend already established heteroFRET (Förster resonance ... -
Editor lezeckých tras
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2022)Datum obhajoby: 23. 6. 2022With the rising popularity of sport climbing and bouldering, there are increasing incentives to take it to the online space. This thesis does so in a way suitable for regular climbing gyms. A workflow for creating 3D hold ... -
Geometrické řešení kvadratických diofantických rovnic
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2022)Datum obhajoby: 16. 6. 2022The main goal of the work is to summarize and generalize a method for solving quadratic Diophantine equations. We transform the problem of finding the solution of Diophantine equations to finding the intersections of lines ... -
Replikátorová dynamika pro nesymetrické hry
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2022)Datum obhajoby: 17. 6. 2022In this work we study asymmetric games. Unlike symmetric matrix games, asymmetric games are not so easily categorized and therefore their research seems more interesting. We will present general cases of matrix games and ... -
Vizualizace změny kódu
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2022)Datum obhajoby: 17. 6. 2022The goal of this thesis is to design and implement a program, which, given two similar versions of source code written in JavaScript, generates a GIF animation showing a step- by-step process of rewriting the first version ... -
Clones of tournaments
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2022)Datum obhajoby: 16. 6. 2022In this thesis, we study the clones of tournaments. The thesis is divided into three parts. In the first part, we provide the basic definitions and facts that are needed in the rest of the thesis. In the second part, we ... -
Vlastnost stínování v numerických metodách pro parciální diferenciální rovnice
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2022)Datum obhajoby: 14. 6. 2022This thesis is focused on the shadowing property of numerical methods for partial differential equations. The goals of this thesis are the application of shadowing theory to the case of linear maps, modification of standard ... -
Rychlost konvergence Markovových řetězců - spektrální metody
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2022)Datum obhajoby: 21. 6. 2022In this thesis, we deal with the upper and lower bounds for the mixing time of reversi- ble homogeneous Markov chains with finite state space and discrete time. The estimates are based on the spectral properties of the ... -
Generátor anglické poezie s předtrénovanými jazykovými modely
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2022)Datum obhajoby: 17. 6. 2022Title: English poetry generation with pretrained language models Author: Vojtěch John Department: Institute of Formal and Applied Linguistics Supervisor: Mgr. et Mgr. Ondřej Dušek, Ph.D., Institute of Formal and Applied ... -
Subdivision krivky a ich konvergencia
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2022)Datum obhajoby: 20. 6. 2022In this thesis we summarize the basic terms of subdivision and accompany them with examples of widely used schemes. We also show our own implementations of those schemes. In further parts we define the so-called Exponential ... -
Minimální Taylorovy klony na třech prvcích
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2022)Datum obhajoby: 14. 6. 2022Brady have classified all the minimal Taylor algebras on a three-element set up to term equivalence and isomorphism; there are 24 such algebras. The thesis studies the clones of these algebras. For 12 of them, the thesis ... -
A type system for tracking of unsafe side effects
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2022)Datum obhajoby: 15. 6. 2022The current mainstream programming languages do not explicitly track side effects of the programs, such as the possibility of allocating memory, throwing an exception, and performing I/O actions. We create a fully speci- ... -
Slabší verze hypotézy kontinua a rozklady ccc uspořádání
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2022)Datum obhajoby: 16. 6. 2022 -
Study of charmonia production and radiation at the LHC
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2022)Datum obhajoby: 9. 6. 2022This thesis contains a study of production and radiation of J/ψ and ψ(2S) in pp collisions. Basic analysis of J/ψ and ψ(2S) using data from pp collisions at √ s = 5.02TeV measured in 2017 by the ATLAS Experiment at the LHC ... -
Stejnosměrné elektromotory ve výuce fyziky
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2022)Datum obhajoby: 21. 6. 2022The presented work deals with DC electric motors in physics teaching. Its first part contains a theoretical basis, followed by an overview of study materials, physics textbooks and selection from professional literature ... -
Kauzalita vo viacrozmerných časových radoch
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2022)Datum obhajoby: 23. 6. 2022The bachelor thesis describes causality in multiple time series. Mul- tiple time series are formulated by using vector autoregressive models (VAR). The general properties of the VAR model are defined in the thesis . Model ... -
Traffic - hra se simulací silniční sítě
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2022)Datum obhajoby: 17. 6. 2022The goal of this thesis was to implement the mobile game Traffic, in which the player controls a car and navigates through a road network. The general concept of the game is based on our vision of a game simulating the ... -
Ultrafilters and their monads
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2022)Datum obhajoby: 16. 6. 2022Generalising the notion of an ultrafilter to structured sets, we construct the ultrafilter monad in the categories of partially ordered sets and finitely colourable graphs. This is done similarly to codensity monads, knowing ... -
Morfologie a fyzikální vlastnosti VPbS3, vrstevnaté sloučeniny s nesouměřitelnou krystalovou strukturou.
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2022)Datum obhajoby: 21. 6. 2022The subject of this bachelor thesis is the research on the morphology and physical properties of the misfit layer compound VPbS3. The main part of the work was the study of the sample cleaved surface. We focused on chemical ... -
Matematika ve hře SET
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2022)Datum obhajoby: 23. 6. 2022This bachelor thesis provides a mathematical description of the card game of SET. The reader is introduced to the history and the rules of this game. Further off, some combinatorial aspects of the game are investigated. ... -
Blesková aktivita provázející tropické cyklóny
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2022)Datum obhajoby: 15. 6. 2022This thesis is focused on study of properties of the lightning strokes accompanying tropical cyclones. We investigated lightning densities, median energies of lightning strokes, their multiplicity, radial distribution of ... -
Verifiable Delay Functions z Lucasových posloupností
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2022)Datum obhajoby: 9. 6. 2022Lucas sequences are constant-recursive integer sequences with a long history of appli- cations in cryptography, both in the design of cryptographic schemes and cryptanalysis. In this work, we study the sequential hardness ... -
Applications of algebraic geometry in mathematical contests
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2022)Datum obhajoby: 23. 6. 2022The thesis presents different algebraic approaches to solving high school geometry problems. In particular, it shows the use of circle pencils, Desargues involution, the Method of Animation, and elliptic curves. It contains ... -
Rozkládání některých tříd kostičkových mnohostěnů
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2022)Datum obhajoby: 23. 6. 2022An unfolding of a polyhedron is a cutting along its surface such that the surface remains connected and it can be flattened to the plane without any overlap. An edge- unfolding is a restricted kind of unfolding, we are ... -
Studium mikrostruktury a fázových transformací slitin zirkonia
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2022)Datum obhajoby: 15. 6. 2022Title: Investigation of microstructure and phase transformations in zirconium alloys Author: Adam Strnad Department: Department of physics of materials Supervisor: RNDr. Jana Šmilauerová, Ph.D., Department of physics of ... -
Slide Attacks
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2022)Datum obhajoby: 20. 6. 2022Slide attack is an attack against block ciphers which have all rounds the same. The success and the complexity of the attack is independent on the number of rounds. The original slide attack was mainly used on a Feistel ... -
Spinor-helicity formalism and amplitudes in different dimensions
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2022)Datum obhajoby: 15. 6. 2022This thesis focuses on spinor-helicity formalism its extensions to different dimensions and its use in constructing scattering amplitudes. At first an outline of this formalism is presented in various dimensions and followed ... -
Monte-Carlo simulation of background in the reactor antineutrino detector NuGeN
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2022)Datum obhajoby: 15. 6. 2022 -
Přenos záření v protoplanetárních discích versus pozorování interferometrem ALMA
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2022)Datum obhajoby: 15. 6. 2022We study observability of protoplanetary disc structures by the ALMA interferometer. Structures, which planets create in discs have a form of spiral arms, rings or gaps. Our goal is to calculate synthetic images of such ... -
Robustní odhady autokorelační funkce
Výsledek obhajoby: UZNÁNO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2022)Datum obhajoby: 22. 6. 2022The autocorrelation function is a basic tool for time series analysis. The clas- sical estimation is very sensitive to outliers and can lead to misleading results. This thesis deals with robust estimations of the autocorrelation ... -
Testy nezávislosti v kontingenčných tabuľkách
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2022)Datum obhajoby: 21. 6. 2022This thesis deals with the problem of independence testing between two discrete ran- dom variables. At first, we define contingency table and the basic notations in the context of independence tests. We describe the most ... -
Stochastic optimization models for energy trading
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2022)Datum obhajoby: 8. 6. 2022Energy market modelling is one of the most pressing topics. There are several ways how to create the models depending on what features to expect and require. The thesis will be devoted to studying stochastic models of the ... -
Asset-Liability Management:Application of Stochastic Programmingwith Endogenous Randomness andContamination
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2021)Datum obhajoby: 14. 12. 2021Title: Asset-Liability Management: Application of Stochastic Programming with Endogenous Randomness and Contamination Author: RNDr. Tomáš Rusý Department: Department of Probability and Mathematical Statistics Supervisor: ... -
Testování křemíkových detektorů laserem a zářičem
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2022)Datum obhajoby: 15. 6. 2022This thesis is focused on introduction on project CERN and ATLAS and on apparatus used for detection of particles. Moreover, thesis describes upgrades of detection apparatus, whose goal is to increase performance of the ... -
Multilevel methods
Výsledek obhajoby: UZNÁNO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2022)Datum obhajoby: 28. 6. 2022The analysis of the convergence behavior of the multilevel methods is in the literature typically carried out under the assumption that the problem on the coarsest level is solved exactly. The aim of this thesis is to ... -
Registration and determination of deformed point cloud errors
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2022)Datum obhajoby: 15. 6. 2022In this work, we focus on the use of laser slit scanning rigs for 3D reconstruction of the inner parts of a nuclear reactor. Special emphasis is placed on the influence of radial distortion on the quality of 3D reconstruction. ... -
Významné věty afinní geometrie
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2022)Datum obhajoby: 16. 6. 2022V této práci se seznámíme s pojmy a nástroji afinní geometrie. To jsou zejména barycentrické souřadnice, afinní zobrazení a dělicí poměr. Ty pak použijeme k dokázání afinních vět. K Menelaově větě uvidíme vícero důkazů. ... -
Superradiance na urychlených systémech
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2022)Datum obhajoby: 15. 6. 2022In this work we will study the electromagnetic superradiance phenomenon on acceler- ated systems. We will briefly cover superradiance on a cylinder, which was thermodynam- ically proven by Zel'dovich. Then we will attempt ... -
Comparing two main community detection algorithms and their applications on human brains
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2022)Datum obhajoby: 23. 6. 2022Complex networks help us to understand complicated phenomena, including human brain. One of its key characteristics is its modular organization, also know as community structure. This thesis compares two main community ... -
Study of physical and chemical properties of tin dioxide-based systems
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2022)Datum obhajoby: 28. 6. 2022Title: Study of physical and chemical properties of tin dioxide-based systems Author: Oleksandr Leiko Department: Department of Surface and Plasma Science Supervisor: doc. RNDr. Karel Mašek, Dr. Abstract: In the presented ... -
Content-Based Image Retrieval: from Primitive to Advanced Techniques
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2022)Datum obhajoby: 9. 6. 2022The Wienbibliothek im Rathaus, Vienna City Library, collected over 300 thousand posters scanned in high quality from the last 100 years. Browsing and searching in such a large dataset is beyond human power. Therefore, a ... -
Substrátem kontrolované fyzikální vlastnosti tenkých vrstev magnetických oxidů pro spintronické aplikace
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2022)Datum obhajoby: 16. 6. 2022As conventional electronics approaches its fundamental limits, new paradigms are re- quired. Integration of new spintronic materials with current silicon technology shows great promise. This thesis demonstrates the possibility ... -
Magneto-optická magnetometrie tenkých feromagnetických vrstev s flexibilním substrátem
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2022)Datum obhajoby: 15. 6. 2022This work is focused on measurements of magnetooptical effects in thin magnetic multilayers prepared on a flexible substrate. A main goal of this thesis was to deter- mine ideal conditions of the experiment, suitable for ... -
Möbiova funkce kombinatorických uspořádání
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2022)Datum obhajoby: 23. 6. 2022In this thesis we study the poset of signed permutations under the pattern containment order. A signed permutation is a permutation in which each entry has a plus or a minus sign assigned to it. Therefore signed permutations ... -
Motion of a large cylinder in superfluid helium
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2022)Datum obhajoby: 15. 6. 2022The behaviour of flows in superfluid helium is still partly unknown. This work aims to contribute to this active field of research by studying the macroscopical vortices shed from the trailing edge of cylinder with ellipsoidal ... -
Raman Microspectroscopy Data Processing
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2022)Datum obhajoby: 17. 6. 2022Raman microspectroscopy is a powerful tool combining laser scanning confocal microscopy and Raman spectroscopy which is an analytical tech- nique that provides chemical species-specific vibrational spectra or so-called ... -
Moufangové rovina a spinové grupy
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2022)Datum obhajoby: 16. 6. 2022In this thesis we consider the action of the exceptional simple Lie group F4 on the so called (real) Moufang plane OP2 R. The goal of this thesis is to present a proof of the transitivity of this action, which is as complete ... -
Stejnoměrný zákon velkých čísel, VC dimenze a strojové učení
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2022)Datum obhajoby: 21. 6. 2022In this thesis we study the generalized Glivenko-Cantelli theorem and its application in mathematical foundations of machine learning. Firstly, we prove the generalized Glivenko-Cantelli's theorem using covering numbers ... -
Testy nezávislosti pro posloupnost veličin s Poissonovým rozdělením
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2022)Datum obhajoby: 21. 6. 2022This thesis deals with tests of independence for time series of identically distributed Poisson random variables. In the introductory part, important terms and definitions are defined, in particular the autocorrelation ... -
Quantifying Mortality and Longevity Risk by Means of Stochastic Models
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2022)Datum obhajoby: 8. 6. 2022In this thesis we investigate the structure of the generalized age-period-cohort mortality model and we comment on the key components of its structure. As an example of the generalized age- period-cohort model we take a ... -
Vnitřní struktura kvaziperiodických emisí pozorovaných v zemské magnetosféře
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2022)Datum obhajoby: 15. 6. 2022Title: Fine structure of quasiperiodic emissions observed in the Earth's magne- tosphere Author: Vojtěch Partík Supervisor: doc. RNDr. František Němec, Ph.D. Abstract: Quasiperiodic emissions are a type of electromagnetic ...