numerical computing with matlab - cleve moler

... can also view the file with F = imread(’fern.png’); image(F) Preface Numerical Computing with MATLAB is a textbook for an introductory course in numerical methods, Matlab, and technical computing. The ... (1:40)’; f = (phi.^(n+1) - (1-phi).^(n+1))/(2*phi-1) The .^ operator is an element-by-element power operator. It is not necessary to use ./ for the final division b ecause (2...

Ngày tải lên: 08/04/2014, 10:22

... 2; -1 3 4; -2 -1 3],bythe command L1=tril(A) we obtain L1 = 300 -1 30 -2 -1 3 while, by L2=tril(A,1), we obtain L2 = 310 -1 34 -2 -1 3 Texts in Computational Science and Engineering 2 Editors Timothy ... triu(A,m), with m ranging from -n and n, allow the extraction of the triangular part augmented by, or deprived of, m extradiagonals. For instance, given the matri...

Ngày tải lên: 08/04/2014, 10:27

Ngày tải lên: 21/02/2014, 05:20

... 2.4186 + 1.0712i 2.4186 - 1.0712i -1 .1633 -0 .3370 + 0.9961i -0 .3370 - 0.9961i roots_den = 1.6760 + 0.4922i 1.6760 - 0.4922i -1 .9304 -0 .2108 + 0.9870i -0 .2108 - 0.9870i -1 .0000 As expected, ... two axes. MATLAB has also a three-dimensional (three-axes) capability and this is discussed next. 0 1 2 3 4 5 6 7 -1 -0 .8 -0 .6 -0 .4 -0...

Ngày tải lên: 01/04/2014, 10:54

... Figure 1.3 we show a cross- section of a prism with apex angle A and refractive index n. The incident ray makes an angle θ 1 with the normal, and the angle of deviation with respect to the incident ... index n 1 and makes the an- gle θ 1 with the normal of the interface.After traversing the interface, the angle changes to θ 2 , and the light travels in the medium with refractive ind...

Ngày tải lên: 08/04/2014, 10:27

... b<<d a b ∫ dxy() xdy ydx or xdy+ dxy()ydx–== $74.95 U.S.A. ISBN-10: 0-9 974423 9-9 9-8 8 ISBN-13: 978 0-9 974423 9-9 9-9 9 Orchard Publications Visit us on the Internet www.orchardpublications.com or ... Edition with MATLAB ® Computing and Simulink ® Modeling Includes step-by-step procedures for designing analog and digital filters Chapter 1 Elementary Si...

Ngày tải lên: 08/04/2014, 10:28

... Sine Curves’) pause The result is shown in Figure 3-1 . 0 1 2 3 4 5 6 7 -1 -0 .8 -0 .6 -0 .4 -0 .2 0 0.2 0.4 0.6 0.8 1 Several Sine Curves Figure 3-1 Presenting Your Results 45 Let’s analyze this solution. ... features of the MATLAB interface and the use of script M-files, function M-files, and diary files. We also give some simple hints for debugging your M-files. The MATL...

Ngày tải lên: 29/09/2013, 19:20

... functions: – 0 - root object handle (the screen) – gcf – returns the handle for current figure – gca - returns the handle for current axes – gco - returns the handle for current object – gcbf - returns ... Plotting Routines • 3-D Plotting • Images 4 2-D Plotting x=0:.1:2*pi; y=sin(x); plot(x,y) grid on hold on plot(x, exp(-x), ' r:* ' ) axis([0 2*pi 0 1]) title( &a...

Ngày tải lên: 28/10/2013, 02:15

... 189 4 The z-Transform and Discrete Systems 195 4.1 Introduction 195 4.2 The Bilateral z-Transform 195 4.3 The Unilateral z-Transform 197 4.4 Convergence Considerations 200 4.5 The Inverse z-Transform ... h(n), y(n), and the z-Transform 212 4.9 Solving Difference Equation using the z-Transform 214 4.10 Convergence Revisited 216 4.11 The Final Value Theorem 219 4.12 The Initial-Value Theorem 21...

Ngày tải lên: 01/01/2014, 21:13