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FEKT-BPC-MA2AAcad. year: 2024/2025
Differential analysis of functions of several variables, domain, limit, continuity, partial and directional derivatives, gradient, differential, tangent plane, implicit function. Ordinary differential equations, existence and uniqueness of solutions, equations of the first order with separated variables and linear equations of the first order, equations of the nth order with constant coefficients. Analysis in the complex domain, holomorphic functions, derivation, curve parameterization, curve integral, Cauchy's theorem, Cauchy's formula, Laurent series, singular points, residues, residue theorem. Laplace transform, forward and inverse, solution of differential equation with initial conditions. Signals and impulses, special and generalized functions, Laplace images of signals with finite impulses. Fourier series of periodic functions, orthogonal system of functions, trigonometric system of functions, Fourier series in complex form. Fourier transform, forward and inverse, Fourier images of special functions. Z-transformation, direct and inverse, solution of differential equation with initial conditions.
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Mode of study
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Entry knowledge
Rules for evaluation and completion of the course
The condition for passing the exam is to obtain at least 50 points out of a total of 100 possible (30 can be obtained for work in the semester, 70 can be obtained at the final written exam).
Fundamentals seminar (i.e., numerical exercises) and computer-assisted exercise are required. Any absence must be duly apologized and the studied subject must be completed.
Aims
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Prerequisites and corequisites
Basic literature
Recommended reading
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Lecture
Teacher / Lecturer
Syllabus
Fundamentals seminar
1. Differential calculus of functions of two variables. Domain, partial derivative, implicit function, tangent plane, gradient.
2. Ordinary differential equations of the first order - part I. Equations with separated variables.
3. Ordinary differential equations of the first order - part II. Linear equation.
4. Ordinary differential equations of the nth order. Equations with constant coefficients including a special right-hand side.
5. Introduction to complex analysis. Complex numbers and basic operations with complex numbers, complex functions and their algebraic decomposition, including determining functional values of complex functions.
6. Derivation in a complex field. Cauchy-Rieman conditions and determination of the second component of a holomorphic function.
7. Integral calculus in a complex field - part I. Curve in the complex plane, parametrization of known curves, calculation of the integral along the curve by parametrization of the curve.
8. Integral calculus in a complex field - part II. Calculating the integral using Cauchy's theorem and Cauchy's formulas.
9. Integral calculus in a complex field - part III. Singular points and their classification, residue of a function and calculation of an integral using the residue theorem.
10. Forward and inverse Laplace transform. Properties of the transformation, use of the Laplace transform in solving differential equations.
11. Fourier series of periodic functions. Fourier series for functions with special and general period.
12. Forward and inverse Z-transformation. Transformation properties, differential equations and the use of the Z-transform in solving differential equations.
Computer-assisted exercise
Copies the outline of fundamentals seminar (numerical exercises).