Course detail

# Mathematics IV

FAST-HA01Acad. year: 2018/2019

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.

Supervisor

Department

Institute of Mathematics and Descriptive Geometry (MAT)

Learning outcomes of the course unit

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.

Prerequisites

Basic properties of complex numbers as taught at secondary schools.
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.

Co-requisites

Not applicable.

Recommended optional programme components

Not applicable.

Recommended or required reading

ERWIN KREYSZIG: Differential geometry. Akademische Verlagsgesellschaft, Leipzig, 1957. (EN)

S.P.FINIKOV: Diferencialnaja geometrija. Moskva, 1961. (RU)

DIRK.J.STRUIK: Lectures on classical differential geometry. Addison - Wesley publishing Massachutes USA, 1961. (EN)

DLOUHÝ O., TRYHUK V.: Vybrané části funkce komplexní proměnné a diferenciální geometrie. FAST VUT v Brně, 2010. [https://intranet.fce.vutbr.cz/pedagog/predmety/opory.asp] (CS)

Planned learning activities and teaching methods

Teaching methods depend on the type of course unit as specified in the article 7 of BUT Rules for Studies and Examinations - lectures, seminars.

Assesment methods and criteria linked to learning outcomes

Successful completion of the scheduled tests and submission of solutions to problems assigned by the teacher for home work. Unless properly excused, students must attend all the workshops.

Language of instruction

Czech

Work placements

Not applicable.

Course curriculum

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.

Aims

Understanding the basics of the theory of functions of a complex variable.

Understanding the basics of differential geometry of 3D curves and surfaces.

Specification of controlled education, way of implementation and compensation for absences

Extent and forms are specified by guarantor’s regulation updated for every academic year.

#### Type of course unit

Lecture

26 hours, optionally

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

26 hours, compulsory

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.