# Categories

- A
- Algebraic Curves and Surfaces
- B
- Combinatorical Geometry
- C
- Topology
- D
- Kinematics and Mechanics
- E
- Differential Geometry
- F
- Algebra
- G
- Analysis, Probability Theory
- Approximation of e^z
- Approximation of e^z
- Approximation by a Taylor series
- Plaques for the approximation of functions
- Plaques for the approximation of functions
- Plaques for the approximation of functions
- Plaques for the approximation of functions
- Big folder with computations and drawings
- Big folder with computations and drawings
- Drawing to the approximation
- Drawing to the product presentation of sin x
- Real part of the Hankel function
- Imaginary part of the Hankel function
- Real part of the Bessel function
- 6 spheres with the + and - regions of the easiest spherical functions
- 6 spheres with the + and - regions of Lamé products
- Illustration of the limiting process
- Panels with curves and osculation parabolas
- Panels with curves and osculation parabolas
- Panels with curves and osculation parabolas
- Panels with curves and osculation parabolas
- Panels with curves and osculation parabolas
- Panels with curves and osculation parabolas
- Panels with curves and osculation parabolas
- Panels with curves and osculation parabolas
- Peano surface
- Beta functions and its logarithms, presented by E. Wicke
- The border exercise of infinitely long sides of E. Wicke.
- Galton board
- 2 Galton boards
- 2 Galton boards
- Galton board
- Paper model
- Slide: demonstration of a passage to the limit
- Slide: Osculation parabolas
- Slide: Osculation parabolas
- Slide: Osculation parabolas
- Slide: Osculation parabolas
- Slide: Osculation parabolas
- Slide: Osculation parabolas
- Slide: Interpolation parabolas
- Slide: Fourier series
- Slide: Fourier series
- Slide: Fourier series
- Slide: Fourier series
- Slide: Fourier series
- Slide: Fourier series
- Slide: Fourier series
- Slide: Fourier series
- Slide: Fourier series
- Slide: Fourier series
- Slide: Fourier series
- Slide: Fourier series
- Slide: Fourier series
- Slide: Fourier series
- Slide: Fourier series
- Slide: Fourier series
- Slide: Fourier series
- Slide: Fourier series
- Slide: Fourier series
- Slide: Fourier series
- Slide: Fourier series
- Slide: Fourier series
- Slide: Fourier series
- Slide: Fourier series
- Slide: Fourier series
- Slide: Fourier series
- Slide: Fourier series
- Slide: Fourier series
- Slide: Fourier series
- Slide: Fourier series
- Slide: Approximation by Legendre polynomials
- Slide: Approximation by Legendre polynomials
- Slide: Approximation by Legendre polynomials
- Slide: Approximation by Legendre polynomials
- Slide: Approximation by Legendre polynomials
- Slide: Approximation by Legendre polynomials
- Slide: Gibbs' phenomenon
- Slide: Bending circles and evolute of the ellipse
- Slide: Lissajous curves
- Slide: Kinematic generation of circle involutes
- Slide: Relief of a complex function
- Slide: Reciprocals of complex numbers
- Slide: Square roots of complex numbers
- Slide: Rectangular and polar co-ordinates
- Slide: Vector addition
- Slide: The functions x tg(x), tg(x)/x and sin(x)/x
- Slide: Plancks radiation function
- Slide: The gudermannian
- Slide: Exponential function, hyperbolic sine and cosine
- Slide: Sine, cosine and logarithmic integral
- Slide: Functions
- Slide: Factorial function
- Slide: Altitude chart of the relief of the reciprocal factorial function
- Slide: Relief of the factorial function
- Slide: Relief of the reciprocal factorial function
- Slide: Logarithm of the factorial function and its derivatives
- Slide: Gamma function
- Slide: Exponential function, hyperbolic tangent and error integral
- Slide: The derivatives of the error integral
- Slide: The functions of the parabolic cylinder
- Slide: Fresnels integrals
- Slide: Cornus spiral
- Slide: Fresnels integrals
- Slide: The after effect function on a logarithmic scale
- Slide: Curves P_v(x)=const
- Slide: Legendre functions of the 2. kind
- Slide: The associated normalized Legendre functions of the first kind
- Slide: The associated normalized Legendre functions of the first kind
- Slide: The associated normalized Legendre functions of the first kind
- Slide: The associated normalized Legendre functions of the first kind
- Slide: Legendres functions of the 1. kind
- Slide: Legendres functions of the 1. kind
- Slide: Derivatives of Legendres functions of the 1. kind
- Slide. Bessel function
- Slide: Bessel function against the plane p,x
- Slide: Bessel functions of larger order than one
- Slide: Neumann function
- Slide: Neumann function

- H
- Theory of Functions of Complex Variables
- J
- Differential Equations, Wave Theory
- K
- Geometrical Optics
- L
- Instruments and Devices.
- M
- History of Mathematis and Astronomy
- Z
- Other