Buch, Englisch, Band 18, 582 Seiten, Format (B × H): 152 mm x 228 mm, Gewicht: 780 g
Buch, Englisch, Band 18, 582 Seiten, Format (B × H): 152 mm x 228 mm, Gewicht: 780 g
Reihe: Classics in Applied Mathematics
ISBN: 978-0-89871-370-1
Verlag: Society for Industrial and Applied Mathematics
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Weitere Infos & Material
Preface; Bibliography; 1. Interpolation. Introduction; The Taylor expansion; The finite Taylor series with the remainder term; Interpolation by polynomials; The remainder of Lagrangian interpolation formula; Equidistant interpolation; Local and global interpolation; Interpolation by central differences; Interpolation around the midpoint of the range; The Laguerre polynomials; Binomial expansions; The decisive integral transform; Binomial expansions of the hypergeometric type; Recurrence relations; The Laplace transform; The Stirling expansion; Operations with the Stirling functions; An integral transform of the Fourier type; Recurrence relations associated with the Stirling series; Interpolation of the Fourier transform; The general integral transform associated with the Stirling series Interpolation of the Bessel functions; 2. Harmonic Analysis. Introduction; The Fourier series for differentiable functions; The remainder of the finite Fourier expansion; Functions of higher differentiability; An alternative method of estimation; The Gibbs oscillations of the finite Fourier series; The method of the Green's function; Non-differentiable functions; Dirac's delta function; Smoothing of the Gibbs oscillations by Fejér's method; The remainder of the arithmetic mean method; Differentiation of the Fourier series; The method of the sigma factors; Local smoothing by integration; Smoothing of the Gibbs oscillations by the sigma method; Expansion of the delta function; The triangular pulse; Extension of the class of expandable functions; Asymptotic relations for the sigma factors; The method of trigonometric interpolation; Error bounds for the trigonometric interpolation method; Relation between equidistant trigonometric and polynomial interpolations; The Fourier series in the curve fitting; 3. Matrix Calculus. Introduction; Rectangular matrices; The basic rules of matrix calculus; Principal axis transformation of a symmetric matrix; Decomposition of a symmetric matrix; Self-adjoint systems; Arbitrary n x m systems; Solvability of the general n x m system; The fundamental decomposition theorem; The natural inverse of a matrix; General analysis of linear systems; Error analysis of linear systems; Classification of linear systems; Solution of incomplete systems; Over-determined systems; The method of orthogonalisation; The use of over-determined systems; The method of successive orthogonalisation; The bilinear identity; Minimum property of the smallest eigenvalue; 4. The Function Space. Introduction; The viewpoint of pure and applied mathematics; The language of geometry; Metrical spaces of infinitely many dimensions; The function as a vector; The differential operator as a matrix; The length of a vector; The scalar product of two vectors; The closeness of the algebraic approximation; The adjoint operator; The bilinear identity; The extended Green's identity; The adjoint boundary conditions; Incomplete systems; Over-determined systems; Compatibility under inhomogeneous boundary conditions; Green's identity in the realm of partial differential operators; The fundamental field operations of vector analysis; Solution of incomplete systems; 5. The Green's Function. Introduction; The role of the adjoint equation; The role of Green's identity; The delta function --; The existence of the Green's function; Inhomogeneous boundary conditions; The Green's vector; Self-adjoint systems; The calculus of variations; The canonical equations of Hamilton; The Hamiltonisation of partial operators; The reciprocity theorem; Self-adjoint problems; Symmetry of the Green's function; Reciprocity of the Green's vector; The superposition principle of linear operators; The Green's function in the realm of ordinary differential operators; The change of boundary conditions; The remainder of the Taylor series; The remainder of the Lagrangian interpolation formula