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Regular version of the site
Bachelor 2020/2021

# Linear Algebra

Category 'Best Course for New Knowledge and Skills'
When: 1 year, 1, 2 module
Mode of studies: offline
Instructors: Vasily Goncharenko
Language: English
ECTS credits: 4
Contact hours: 40

### Course Syllabus

#### Abstract

In the process of studying the discipline, students will become familiar with theoretical foundations and basic methods of solving tasks on the following topics • Systems of linear equations. Row operations and Gaussian elimination. Vectors and Matrices. Linear spaces. Homogeneous systems and null space. • Matrix inversion and determinants. • Complex numbers and their properties. • Eigenvalues and eigenvectors. Diagonalization of matrices. • Inner product and orthogonality. Lines in R2, planes and lines in R3, lines and hyper-planes in Rn . • Orthogonal diagonalisation. Quadratic forms and conic sections

#### Learning Objectives

• Provide students with an understanding of key concepts and methods of linear algebra for understanding other practical courses, related to data analysis and programming

#### Course Contents

• Vector spaces and Homogeneous systems
Real Vector Spaces and Subspaces. Linear Independence and Dependence of vectors. Coordi-nates and Basis. Dimension. Solution Spaces of Homogeneous Systems. Change of Basis. Row Space, Column Space, and Null Space. Rank, Nullity and the Fundamental Matrix Spaces
• Determinants and inverse matrix
Determinants of matrices. Finding determinants by Cofactor Expansion. Evaluating Determi-nants by Row Reduction. Properties of Determinants. Cramer’s Rule. Nondegenerate matrix and ex-istence of inverse. Adjoint matrix. Using adjoint matrix to find inverse matrix. Leontief input-output analysis
• Complex numbers
Complex numbers. Complex conjugate. Algebra of complex numbers. The complex plane. The polar form of a complex number. The modulus and the argument of a complex numbers. Complex vector spaces and complex matrices
• Eigenvalues and Eigenvectors
Eigenvalues and Eigenvectors. Diagonalization of a square matrix. Eigenvalues and Eigenvectors of Matrix Powers. Determinants and eigenvalues. Similar matrices. Finding the power of a matrix using diagonalization
• Euclidean vector spaces. Lines, planes and hyperplanes
Inner product and orthogonality. Euclidean vector spaces. Lines in R2, planes and lines in R3, lines and hyperplanes in Rn. Geometry of linear systems
• Quadratic forms and conic sections
Orthogonal diagonalization of symmetric matrices. Quadratic forms. Quadratic forms and conic sections. Circle, ellipse or hyperbola

#### Assessment Elements

• Control work 1
• Control work 2
• Homeworks
• Final exam

#### Interim Assessment

• Interim assessment (2 module)
0.18 * Control work 1 + 0.18 * Control work 2 + 0.36 * Final exam + 0.28 * Homeworks

#### Recommended Core Bibliography

• Elementary linear algebra : with supplement applications, Anton, H., 2011