Course detail
Mathematics 4
FAST-NAA026Acad. year: 2025/2026
Complex-valued functions, limit, continuity and derivative. Cauchy-Riemann conditions, analytic functions. Conformal mappings performed by analytic function.
Curves in space, curvature and torsion. Frenet frame, Frenet formulae.
Explicit, implicit and parametric form of the equation of the surface in the space, first fundamental form of a surface and its applications, second fundamental form of a surface, normal and geodetic curvature of a surface, curvature and asymptotic lines on a surface, mean and total curvature of a surface, elliptic, parabolic, hyperbolic and rembilical points of a surface.
Language of instruction
Number of ECTS credits
Mode of study
Guarantor
Department
Entry knowledge
Basics of integral calculus of functions of one variable and the basic interpretations.
Basics of calculus. Differentiation.
Basics of calculus of two- and more-functions. Partial differentiation.
Rules for evaluation and completion of the course
Aims
Understanding the basics of differential geometry of 3D curves and surfaces.
Students will achieve the subject's main objectives:
Understanding the basics of the theory of functions of a complex variable.
Understanding the basics of differential geometry of 3D curves and surfaces.
Study aids
Prerequisites and corequisites
Basic literature
Recommended reading
P. FINNIKOV. Differencialnaja geometrija. Moskva, 1961. (RU)
DIRK J. STRUIK. Lectures on classical differential geometry. Dover Publications, 1988 (EN)
Sushil Shukla, Shikha Tiwari. Functions of Complex Variable: A Textbook of Complex Analysis, LAP LAMBERT Academic Publishing, 2020 (EN)
Classification of course in study plans
- Programme NPC-GK Master's 1 year of study, winter semester, compulsory
Type of course unit
Lecture
Teacher / Lecturer
Syllabus
- 1. Complex numbers, basic operations, displaying, n-th root. Complex functions.
- 2. Limit, continuity, derivative of a complex function, Cauchy-Riemann conditions.
- 3. Analytical functions. Conform mapping implemented by an analytical function.
- 4. Conform mapping implemented by an analytical function.
- 5. Planar curves, singular points on a curve.
- 6. 3D curves, curvature and torsion.
- 7. Frenet trihedral, Frenet formulas.
- 8. Explicit, implicit, and parametric equations of a surface.
- 9. The first basic form of a surface and its use.
- 10. The second basic form of a surface. Normal and geodetic curvature of a surface. Meusnier's theorem.
- 11. Asymptotic curves on a surface.
- 12. Mean and total curvature of a surface.
- 13. Elliptic, hyperbolic, parabolic and circular points of a surface.
Exercise
Teacher / Lecturer
Syllabus
- 1. Complex numbers, basic operations, displaying, n-th root. Complex functions.
- 2. Limit, continuity, derivative of a complex function, Cauchy-Riemann conditions.
- 3. Analytical functions. Conform mapping implemented by an analytical function.
- 4. Conform mapping implemented by an analytical function.
- 5. Planar curves, singular points on a curve.
- 6. 3D curves, curvature and torsion.
- 7. Frenet trihedral, Frenet formulas.
- 8. Explicit, implicit, and parametric equations of a surface.
- 9. The first basic form of a surface and its use.
- 10. The second basic form of a surface. Normal and geodetic curvature of a surface. Meusnier's theorem.
- 11. Asymptotic curves on a surface.
- 12. Mean and total curvature of a surface.
- 13. Elliptic, hyperbolic, parabolic and circular points of a surface. Seminar evaluation.