Watts, Robert G. creator text abstract or summary cau San Rafael, Calif. (1537 Fourth Street, San Rafael, CA 94901 USA) Morgan & Claypool Publishers c2007 2007 1st ed. monographic eng

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ix, 169 p. : ill. ; 23 cm. Partial differential equations in engineering -- Introductory comments -- Fundamental concepts -- Problems -- The heat conduction (or diffusion) equation -- Rectangular Cartesian coordinates -- Cylindrical coordinates -- Spherical coordinates -- The Laplacian operator -- Boundary conditions -- The vibrating string -- Boundary conditions -- Vibrating membrane -- Longitudinal displacements of an elastic bar -- Further reading -- The Fourier method: Separation of variables -- Heat conduction -- Scales and dimensionless variables -- Separation of variables -- Superposition -- Orthogonality -- Lessons -- Problems -- Scales and dimensionless variables -- Separation of variables -- Choosing the sign of the separation constant -- Superposition -- Orthogonality -- Lessons -- Scales and dimensionless variables -- Getting to one nonhomogeneous condition -- Separation of variables -- Choosing the sign of the separation constant -- Superposition -- Orthogonality -- Lessons -- Scales and dimensionless variables -- Relocating the nonhomogeneity -- Separating variables -- Superposition -- Orthogonality -- Lessons -- Problems -- Vibrations -- Scales and dimensionless variables -- Separation of variables -- Orthogonality -- Lessons -- Problems -- Further reading -- Orthogonal sets of functions -- Vectors -- Orthogonality of vectors -- Orthonormal sets of vectors -- Functions -- Orthonormal sets of functions and Fourier series -- Best approximation -- Convergence of Fourier series -- Examples of Fourier series -- Problems -- Sturm-Liouville problems: Orthogonal functions -- Orthogonality of Eigenfunctions -- Problems -- Further reading -- Series solutions of ordinary differential equations -- General series solutions -- Definitions -- Ordinary points and series solutions -- Lessons: Finding series solutions for differential equations with ordinary points -- Problems -- Regular singular points and the method of Frobenius -- Lessons: Finding series solution for differential equations with regular singular points -- Logarithms and second solutions -- Problems -- Bessel functions -- Solutions of Bessel's equation -- Here are the rules -- Fourier-Bessel series -- Problems -- Legendre functions -- Associated Legendre functions -- Problems -- Further reading -- Solutions using Fourier series and integrals -- Conduction (or diffusion) problems -- Time-dependent boundary conditions -- Vibrations problems -- Problems -- Fourier integrals -- Problem -- Further reading -- Integral transforms: The Laplace transform -- The Laplace transform -- Some important transforms -- Exponentials -- Shifting in the S-domain -- Shifting in the time domain -- Sine and cosine -- Hyperbolic functions -- Powers of t: tm -- Heaviside step -- The Dirac delta function -- Transforms of derivatives -- Laplace transforms of integrals -- Derivatives of transforms -- Linear ordinary differential equations with constant coefficients -- Some important theorems -- Initial value theorem -- Final value theorem -- Convolution -- Partial fractions -- Nonrepeating roots -- Repeated roots -- Quadratic factors: Complex roots -- Problems -- Further reading -- Complex variables and the Laplace inversion integral -- Basic properties -- Limits and differentiation of complex variables analytic functions -- Integrals -- The Cauchy integral formula -- Problems -- Solutions with Laplace transforms -- Mechanical vibrations -- Problems -- Diffusion or conduction problems -- Problems -- Duhamel's theorem -- Problems -- Further reading -- Sturm-Liouville Transforms -- A Preliminary Example: Fourier Sine Transform -- Generalization: The Sturm-Liouville Transform: Theory -- The Inverse Transform -- Problems -- Further Reading -- Introduction to Perturbation methods -- Examples from algebra -- Regular perturbation -- Singular perturbation -- Appendix A: The roots of certain transcendental equations. Robert G. Watts. Part of: Synthesis digital library of engineering and computer science. Title from PDF t.p. (viewed on October 13, 2008). Series from website. Includes bibliographical references. Differential equations, Partial Numerical solutions Differential equations, Linear Numerical solutions Engineering mathematics TA330 .W274 2007 515.353 WAE 1598291874 (electronic bk.) 9781598291872 (electronic bk.) 1598291866 (pbk.) 9781598291865 (pbk.) CaBNvSL 100615 20150203082536.0 7817502