Integral transforms of generalized functions and their applications

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1. Verfasser: Pathak, Ram Shankar (VerfasserIn)
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Veröffentlicht: Amsterdam Gordon and Breach 1997
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adam_text INTEGRAL TRANSFORMS OF GENERALIZED FUNCTIONS AND THEIR APPLICATIONS RAM SHANKAR PATHAK BANARAS HINDU UNIVERSITY VARANASI, INDIA GORDON AND BREACH SCIENCE PUBLISHERS AUSTRALIA * CANADA * CHINA * FRANCE * GERMANY * INDIA * JAPAN * LUXEMBOURG * MALAYSIA * THE NETHERLANDS * RUSSIA SINGAPORE * SWITZERLAND * THAILAND * UNITED KINGDOM CONTENTS PREFACE XV 1 NORMED AND COUNTABLY NORMED SPACES 1 1.1 INTRODUCTION 1 1.2 SEMINORMS AND LOCALLY CONVEX SPACES 1 1.3 INDUCTIVE LIMITS AND UNION OF MULTINORMED SPACES 4 1.4 THE TEST FUNCTION SPACE 3) 4 1.5 THE TEST FUNCTION SPACE S 5 1.6 THE TEST FUNCTION SPACE SF 5 1.7 THE TEST FUNCTION SPACES Z(A) AND Z 6 1.8 THE TEST FUNCTION SPACE W{I) 7 1.9 SPACES OF GENERALIZED FUNCTIONS 8 1.9.1 SOME SPECIAL GENERALIZED FUNCTION SPACES 9 1.9.2 CONVERGENCE OF GENERALIZED FUNCTIONS 13 1.9.3 WEAK CONVERGENCE AND STRONG CONVERGENCE 14 1.9.4 A BOUNDEDNESS PROPERTY 15 1.9.5 LINEAR OPERATORS 16 1.10 OPERATIONS ON GENERALIZED FUNCTIONS 17 1.10.1 DIFFERENTIATION OF GENERALIZED FUNCTIONS 18 1.11 THE MULTIPLICATION AND DIVISION OF GENERALIZED FUNCTIONS 20 1.12 STRUCTURES OF GENERALIZED FUNCTIONS 22 1.13 THE TENSOR PRODUCT OF DISTRIBUTIONS 24 1.14 THE CONVOLUTION OF GENERALIZED FUNCTIONS 26 VLLL CONTENTS 1.15 FUNDAMENTAL SOLUTIONS OF LINEAR DIFFERENTIAL OPERATORS 27 PROBLEMS 29 2 FOURIER TRANSFORMS OF DISTRIBUTIONS 33 2.1 INTRODUCTION 33 2.2 THE FOURIER TRANSFORM OF TEMPERED DISTRIBUTIONS 34 2.2.1 THE GENERALIZED FOURIER TRANSFORM 36 2.2.2 FOURIER TRANSFORMS IN L 2 36 2.2.3 EXAMPLES 37 2.3 PROPERTIES OF THE FOURIER TRANSFORM 39 2.3.1 THE FOURIER TRANSFORM OF A CONVOLUTION OF GENERALIZED FUNCTIONS 40 2.4 APPLICATIONS 41 2.4.1 APPLICATION OF THE FOURIER TRANSFORM TO DIFFERENTIAL EQUATIONS 41 2.4.2 APPLICATION OF THE FOURIER TRANSFORM TO A CONVOLUTION EQUATION 42 2.5 DUAL INTEGRAL EQUATIONS WITH TRIGONOMETRIC KERNELS ... 42 2.6 EXISTENCE OF FUNDAMENTAL SOLUTIONS OF A CERTAIN BOUNDARY VALUE PROBLEM 50 2.7 THE FOURIER TRANSFORM ON 3) 54 2.8 DISTRIBUTIONAL BOUNDARY VALUES OF ANALYTIC, FUNCTIONS .. 58 2.9 THE FOURIER TRANSFORM ON & 62 2.10 THE STRUCTURE OF GENERALIZED FUNCTIONS IN Z 66 2.11 THE CAUCHY PROBLEM FOR THE TWO DIMENSIONAL DIFFUSION EQUATION .. .*. 67 PROBLEMS 70 3 FOURIER TRANSFORMS OF ULTRADISTRIBUTIONS 73 3.1 INTRODUCTION 73 3.2 ULTRADIFFERENTIABLE FUNCTIONS 74 3.2.1 THE FUNCTION M(P) 75 3.3 THE SPACE S{M P Q) 77 3.4 THE SPACE (M P ;Q) 78 CONTENTS IX 3.5 SOME OPERATIONS ON TEST FUNCTIONS 80 3.6 THE FOURIER TRANSFORM OF ULTRADIFFERENTIABLE FUNCTIONS 82 3.7 ULTRADISTRIBUTIONS 84 3.7.1 CONVOLUTION OF ULTRADISTRIBUTIONS 85 3.7.2 STRUCTURE OF ULTRADISTRIBUTIONS 88 3.8 THE FOURIER TRANSFORM OF ULTRADISTRIBUTIONS 91 3.8.1 PALEY-WIENER THEOREM 92 3.9 THE CAUCHY INTEGRAL REPRESENTATION FOR ULTRADISTRIBUTIONS OF COMPACT SUPPORT 95 3.10 THE POISSON INTEGRAL REPRESENTATION 103 3.11 TEMPERED ULTRADISTRIBUTIONS 106 3.12 THE SPACES 9 R (M P ; W) AND 2 R {M P ; W) ILL PROBLEMS 114 LAPLACE TRANSFORM 119 4.1 INTRODUCTION 119 4.2 THE TEST FUNCTION SPACE AND ITS DUAL A 120 4.3 THE LAPLACE TRANSFORM OF GENERALIZED FUNCTIONS 121 4.3.1 EXAMPLES 122 4.3.2 ANALYTICITY 122 4.3.3 IMPORTANT PROPERTIES 123 4.4 INVERSION 124 4.5 CONVOLUTION 130 4.6 AN OPERATIONAL CALCULUS 133 4.7 A CAUCHY PROBLEM FOR THE DIFFUSION EQUATION 135 4.8 LAPLACE TRANSFORM VIA FOURIER TRANSFORM 136 4.9 ORDINARY LINEAR DIFFERENTIAL EQUATIONS WITH CONSTANT COEFFICIENTS ...; 137 4.10 THE NON-HOMOGENEOUS HEAT EQUATION 139 4.11 AN INTEGRO-DIFFERENTIAL EQUATION 140 4.12 ASYMPTOTIC BEHAVIOUR OF THE LAPLACE TRANSFORM OF FUNCTIONS 141 CONTENTS 4.13 ASYMPTOTIC BEHAVIOUR OF THE LAPLACE TRANSFORM OF GENERALIZED FUNCTIONS 144 PROBLEMS 147 STIELTJES TRANSFORM 151 5.1 INTRODUCTION 151 5.2 THE TEST FUNCTION SPACES S X (I) AND S A (I) 152 5.3 PRELIMINARY LEMMAS 154 5.4 THE DISTRIBUTIONAL STIELTJES TRANSFORM 159 5.4.1 ASYMPTOTIC BEHAVIOUR OF F {M X) 161 5.5 A COMPLEX INVERSION THEOREM 162 5.6 A REAL INVERSION THEOREM 166 5.7 ITERATION OF THE LAPLACE TRANSFORM 172 5.8 ABELIAN THEOREMS FOR THE STIELTJES TRANSFORM OF FUNCTIONS 174 5.9 QUASI-ASYMPTOTIC AND ABELIAN THEOREMS 178 PROBLEMS 182 HILBERT TRANSFORM 185 6.1 INTRODUCTION 185 6.2 THE SCHWARTZ TEST FUNCTION SPACE Q) U AND ITS DUAL 9 V . 186 6.2.1 THE HILBERT TRANSFORM ON 2 U 187 6.3- - THE HILBERT TRANSFORM OF GENERALIZED FUNCTIONS IN 3 U . 188 6.4 APPROXIMATE HILBERT TRANSFORM 190 6.5 DISTRIBUTIONAL REPRESENTATION OF ANALYTIC FUNCTIONS .... 193 6.6 THE HILBERT PROBLEM FOR GENERALIZED FUNCTIONS 196 6.7 EXISTENCE AND UNIQUENESS OF THE SOLUTION TO A DIRICHLET PROBLEM 197 6.8 HILBERT TRANSFORM VIA FOURIER TRANSFORM 199 6.9 THE HILBERT TRANSFORM OF ULTRADISTRIBUTIONS 202 6.10 MODIFIED HILBERT TRANSFORMS 203 6.11 THE SPACES H X (S L ,) AND K X {2I LP ) 205 6.12 DISTRIBUTIONAL MODIFIED HILBERT TRANSFORMS 206 CONTENTS XI 6.13 FINITE HILBERT TRANSFORM 207 PROBLEMS 209 7 MELLIN AND WATSON TRANSFORMS 211 7.1 INTRODUCTION 211 7.2 THE TEST FUNCTION SPACES M A AND M(W,Z) AND THEIR DUALS 213 7.3 THE MELLIN TRANSFORM 214 7.4 CONVOLUTION 217 7.5 AN OPERATIONAL CALCULUS 219 7.6 THE SPACE T(X,N) AND THE MELLIN TRANSFORM 219 7.7 THE WATSON TRANSFORM ON T(X,N) 223 7.8 EXAMPLES AND APPLICATIONS 226 7.9 PRODUCT CONVOLUTIONS AND FRACTIONAL INTEGRAL OPERATORS ON T{X,N) 229 7.10 A DUAL DISTRIBUTIONAL EQUATION OF TITCHMARSH TYPE .... 234 PROBLEMS 235 8 HANKEL TRANSFORMS OF DISTRIBUTIONS 239 8.1 INTRODUCTION 239 8.2 THE TEST FUNCTION SPACE H^ AND ITS DUAL H ^ 240 8.2.1 OPERATIONS ON #* AND HJ, 242 8.3 HANKEL TRANSFORMS ON H^ AND H ^ 244 8.4 THE N-DIMENSIONAL DISTRIBUTIONAL HANKEL TRANSFORM .... 246 8.5 EXISTENCE OF FUNDAMENTAL SOLUTIONS OF A CERTAIN BOUNDARY VALUE PROBLEM 248 8.6 FRACTIONAL INTEGRALS AND HANKEL TRANSFORMS 253 8.7 DUAL INTEGRAL EQUATIONS OF TITCHMARSH TYPE 258 8.7.1 EXISTENCE 260 8.7.2 REGULARITY 263 8.7.3 UNIQUENESS 264 8.8 AN EXTENSION OF §* BY KERNEL METHOD 264 8.8.1 THE HANKEL TRANSFORM OF GENERALIZED FUNCTIONS IN G *(/) 266 XII CONTENTS 8.9 INVERSION AND UNIQUENESS 270 8.10 AN OPERATIONAL CALCULUS 274 8.11 AXISYMMETRIC DIRICHLET PROBLEM FOR A THICK PLATE 277 PROBLEMS 279 9 HANKEL TRANSFORMS OF ULTRADISTRIBUTIONS 283 9.1 INTRODUCTION 283 9.2 TEST FUNCTION SPACES AND THEIR DUALS 283 9.3 SOME OPERATIONS ON TEST FUNCTION SPACES 289 9.3.1 OPERATION OF MULTIPLICATION BY X 290 9.3.2 MULTIPLICATION BY AN INFINITELY DIFFERENTIABLE FUNCTION 291 9.3.3 THE DIFFERENTIAL OPERATOR D 291 9.3.4 SOME OTHER DIFFERENTIAL AND INTEGRAL OPERATORS .... 292 9.3.5 OPERATIONS IN DUAL SPACES 294 9.4 THE HANKEL TRANSFORM OF TEST FUNCTIONS 294 9.5 THE GENERALIZED HANKEL TRANSFORM OF ULTRADISTRIBUTIONS 296 9.6 THE HANKEL TRANSFORM OF ARBITRARY ORDER 297 9.7 SOME OPERATIONAL FORMULAE 300 9.8 THE HANKEL TRANSFORM OF ULTRADISTRIBUTIONS OF RAPID GROWTH 303 - 9.8.1 THE TEST FUNCTION SPACES *;/ AND K 304 9.8.2 THE TEST FUNCTION SPACES Y Z AND Y A 305 9.8.3 THE HANKEL TRANSFORM OF ARBITRARY ORDER 308 9.9 AN OPERATIONAL CALCULUS 313 9.10 A DIRICHLET PROBLEM IN CYLINDRICAL COORDINATES 314 PROBLEMS 317 10 KONTOROVICH-LEBEDEV TRANSFORM 319 10.1 INTRODUCTION 319 10.2 THE TEST FUNCTION SPACE JF (J) AND ITS DUAL 321 CONTENTS XU1 10.3 THE KONTOROVICH-LEBEDEV TRANSFORM OF GENERALIZED FUNCTIONS 322 10.4 THE FUNCTION G N (T,X) 323 10.5 INVERSION 329 10.6 AN OPERATIONAL CALCULUS 335 10.7 DIRICHLET S PROBLEM FOR A WEDGE WITH A DISTRIBUTIONAL BOUNDARY CONDITION 337 10.8 THE HANKEL-FORM OF THE KONTOROVICH-LEBEDEV TRANSFORM 339 PROBLEMS 340 11 GENERALIZED MEHLER-FOCK TRANSFORM 343 11.1 INTRODUCTION 343 11.2 THE TEST FUNCTION SPACE M F (I) AND ITS DUAL 345 11.3 THE DISTRIBUTIONAL GENERALIZED MEHLER-FOCK TRANSFORM . 346 11.4 THE FUNCTION F N {T,X) 348 11.5 INVERSION 353 11.6 AN OPERATIONAL CALCULUS 358 11.7 A DIRICHLET PROBLEM WITH A DISTRIBUTIONAL BOUNDARY CONDITION 360 11.8 CERTAIN DUAL INTEGRAL EQUATIONS 364 PROBLEMS 365 12 EIGENFUNCTION EXPANSION OF GENERALIZED FUNCTIONS 367 12.1 INTRODUCTION 367 12.2 THE TEST FUNCTION SPACE JV{1) 368 12.3 THE STURM-LIOUVILLE EXPANSION OF GENERALIZED FUNCTIONS IN JT 1) 369 12.4 SPECIAL CASES 370 12.4.1 EXPANSION IN FOURIER SERIES 371 12.4.2 EXPANSION IN A SERIES OF JACOBI POLYNOMIALS .... 371 12.4.3 EXPANSION IN A SERIES OF LEGENDRE POLYNOMIALS .. 371 12.4.4 EXPANSION IN SERIES OF SPHERICAL HARMONICS 373 12.4.5 EXPANSION IN SERIES OF BESSEL FUNCTIONS 373 XIV CONTENTS 12.5 AN OPERATIONAL CALCULUS 375 12.6 DIRICHLET PROBLEM FOR THE INTERIOR OF A UNIT SPHERE 376 12.7 TEMPERATURE IN A LONG CYLINDER 378 12.8 A MATHEMATICAL MODEL OF VOLCANOES 382 PROBLEMS 384 BIBLIOGRAPHY 387 INDEX OF SYMBOLS 401 AUTHOR INDEX 405 SUBJECT INDEX 409
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physical XVI, 415 S.
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spellingShingle Pathak, Ram Shankar
Integral transforms of generalized functions and their applications
Integral transforms
Theory of distributions (Functional analysis)
Integraltransformation (DE-588)4027235-7 gnd
Distribution Funktionalanalysis (DE-588)4070505-5 gnd
subject_GND (DE-588)4027235-7
(DE-588)4070505-5
title Integral transforms of generalized functions and their applications
title_auth Integral transforms of generalized functions and their applications
title_exact_search Integral transforms of generalized functions and their applications
title_full Integral transforms of generalized functions and their applications Ram Shankar Pathak
title_fullStr Integral transforms of generalized functions and their applications Ram Shankar Pathak
title_full_unstemmed Integral transforms of generalized functions and their applications Ram Shankar Pathak
title_short Integral transforms of generalized functions and their applications
title_sort integral transforms of generalized functions and their applications
topic Integral transforms
Theory of distributions (Functional analysis)
Integraltransformation (DE-588)4027235-7 gnd
Distribution Funktionalanalysis (DE-588)4070505-5 gnd
topic_facet Integral transforms
Theory of distributions (Functional analysis)
Integraltransformation
Distribution Funktionalanalysis
url http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=008128515&sequence=000001&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA
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