Applied Numerical Methods Using MATLAB. Won Y. Yang

      1 Chapter 1Figure 1.1 Plot of a 5 × 2 matrix data representing the variations of the hi...Figure 1.2 Examples of graphs obtained using the ‘plot()’ command. (a) Dat...Figure 1.3 Graphs drawn by using various graphic commands.Figure 1.4 3D graphs drawn by using plot3(), mesh(), and contour().Figure 1.5 Distribution (histogram) of noise generated by the rand()/ran...Figure 1.6 Process of adding two numbers, 3 and 14, in MATLAB.Figure 1.7 Graphs of sinc functions. Using ‘sinc1()’ without division‐by‐z...Figure P1.5 Plotting the graph of f(x) = tan x.Figure P1.10 The characteristic of an analog‐to‐digital converter (ADC).Figure P1.13 The graph of piece‐wise polynomial functions.Figure P1.20 Process of addition/subtraction with four mantissa bits.Figure P1.28 Graphs for Problem 1.28. (a1) A rectangular pulse function r _D (t

      2 Chapter 2Figure 2.1 A minimum‐norm solution.Figure 2.2 Graphs for Eqs. (E2.6.1a,b).

      3 Chapter 3Figure 3.1 The graph of a third‐degree Lagrange polynomial.Figure 3.2 Interpolation from the viewpoint of approximation. (a) 4/8/10th‐D...Figure 3.3 Chebyshev nodes (with N = 4). (a) 4/8/10th‐degree polynomial appr...Figure 3.4 Approximation using the Chebyshev polynomial.Figure 3.5 Chebyshev polynomial functions. (a) T ₀(x′) = 1, (b) T ₀(x′) = x′, ...Figure 3.6 Pade approximation and Taylor series expansion for f(x) = e ^x (Exa...Figure 3.7 Cubic splines for Example 3.3.Figure 3.8 2D interpolation using Zi=interp2() on the grid array gener...Figure 3.9 Two‐dimensional approximation (Example 3.5). (a) True function, (...Figure 3.10 Polynomial curve fitting by the LS method. (a) Approximating pol...Figure 3.11 LS curve fitting and WLS curve fitting for Example 3.7. (a) Fitt...Figure 3.12 Using ‘cftool’ for curve fitting.Figure 3.13 The DFT(FFT) {X(k), k = 0 : N − 1...Figure 3.14 DFT spectra of a two‐tone signal. (a) polar(th,r), (b) semilogx(Figure 3.15 Interpolation/smoothing using DFS/DFT. (a) Original discrete‐tim...Figure P3.4 Chebyshev nodes.Figure P3.9 Coordinates and path of a robot planned using the cubic spline. ...Figure P3.11 LS fitting curves for data pairs with various relations.Figure P3.15 LS and WLS fitting curves to y = axe ^bx .Figure P3.17.1 Two rectangular pulses, a triangular pulse, and a dual triang...Figure P3.17.2 Effects of sampling period, zero‐padding, and whole interval ...Figure P3.18 The effect of windowing on DFT spectrum. (a) Rectangular window...

      4 Chapter 4Figure 4.1 Chebyshev nodes. (a)

      5 Chapter 5Figure 5.1 Forward/central difference approximation error of the first deriv...Figure 5.2 Forward/central difference approximation error of the first deriv...Figure 5.3 Various methods of numerical integration using Newton–Cotes rules...Figure 5.4 Subintervals (segments) and their boundary points (nodes) determi...Figure 5.5 Region for a double integral.Figure 5.6 One‐fourth (1/4) of a unit sphere (with the radius of 1).Figure 5.7 A piecewise linear (PWL) waveform.Figure 5.8 A piecewise linear (PWL) waveform.Figure P5.5 The graph of the integrand function of the integral (P5.5.1)Figure P5.11 Bit error rate (BER) vs. SNR curves for multidimensional (ortho...Figure P5.14 A unit sphere.

      6 Chapter 6Figure 6.1 Numerical solutions of the DE y′(t) + y(t) = 1 with y(0) = ...Figure 6.2 Numerical solutions of the DE y′(t) + y(t) = 1 with y(0) = 0.Figure 6.3 Numerical solutions and their errors for the DE y′(t) = −y(t) + 1...Figure 6.4 Numerical solutions and their errors for the DE y′(t) = y(t) + 1....Figure 6.5 Numerical/analytical solutions of the state equation (6.5.2)/(6.5...Figure 6.6 Solutions of the discretized state equation (6.5.21).Figure 6.7 Solution graphs for Example 6.1. (a) Numerical solution using o...Figure 6.8 Solution graphs for Example 6.2. (a) Numerical solution using o...Figure 6.9 The solution of the BVP (6.1) obtained by using the shooting meth...Figure 6.10 The solution of the BVP (6.1) obtained by using the finite diffe...Figure P6.1.1 Contours and gradient vectors for a function of two variables Figure P6.1.2 A surface and its normal vectors each plotted using ‘surf()’ a...Figure P6.1.3 Slope/direction fields and possible solutions for differential...Figure P6.4.1 Block diagram of a PLL circuit.Figure P6.4.2 A DC motor system.Figure P6.4.3 A two‐mesh RC circuit.Figure P6.5 A model for vehicle suspension system. (a) The block diagram and...Figure P6.6 The paths of a satellite with the same initial position