Fundamental mathematics
Problems on Mathematica system
    Test 6
    Test 21
    Test 31
    Test 35

Algebra
    prob

Calculus
    Example and Problems in Differentiation
    Example and Problems in Integration

Difference and differential equations
    prob

Geometry
    Polar coordinates from Cartesian coordinates
    Cartesian coordinates from polar coordinates
    Cylindrical coordinates from Cartesian coordinates
    Cartesian coordinates from cylindrical coordinates
    Spherical coordinates from Cartesian coordinates
    Cartesian coordinates from spherical coordinates
    Homegeneous coordinates from Cartesian coordinates
    Cartesian coordinates from homogeneous coordinates

Multivariable calculus
    Problems in multivariable functions 1
    Problems in multivariable functions 2
    Problems in Differentiation
    Problems in Multiple Integrals 1
    Problems in Multiple Integrals 2
    Problems in Multiple Integrals 3
    Extrema problems 1
    Extrema problems 2
    Extrema problems, applications
    Problems in Vector Fields
    Problems in Multivariable Analysis
    Problems in Integral on Surfaces
    Problems in Limit and Continuity

Numerical analysis
    Problems on numerical solving of tri-diagonal matrices
    Problems on spline interpolation
    Problems on least squares method
    Problems on numerical methods for eigenvalues and eigenvectors of matrices
    Problems for exercise - Gauss's method for systems of linear equations
    Problems for exercise - Gauss-Jordan method for systems of linear algebraic equations
    Problems on iterative methods for solving systems of linear algebraic equations
    Problems for exercise - numerical methods for matrix inversion
    Problems on solving equations with one unknown variable
    Problems on numerical integration
    Problems on interpolation
    Problems on numerical differentiation
    Problems on the square root method for systems of linear algebraic equations
    Tasks for individual work on the subject of Variational methods for solving boundary problems for ordinary differential equations (ODE) of the second order

Optimisation
    Models and examples in linear optimization - example 1
    Models and examples in linear optimization - example 2
    Models and examples in mathematical optimization Transportation model - example 3
    Models and examples in mathematical optimization Transportation model - example 4
    Problems on dynamic optimisation

Probability and statistics
    prob

History of mathematics
    Deep geometrical results from unpublished masnuscripts of Bolyai