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Bibliografická citace

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(1) Půjčeno:1x 
BK
Boca Raton : Chapman & Hall/CRC, c2009
xi, 453 s. : grafy ; 24 cm

objednat
ISBN 978-1-4200-6872-6 (váz.)
Obsahuje rejstřík
000051841
Contents // Preface v // I Programming 1 // 1 Setting up 3 // 1.1 Installing R 3 // 1.2 Starting R 3 // 1.3 Working directory 4 // 1.4 Writing scripts 5 // 1.5 Help 5 // 1.6 Supporting material 5 // 2 R as a calculating environment 11 // 2.1 Arithmetic ? // 2.2 Variables 12 // 2.3 Functions 13 // 2.4 Vectors 15 // 2.5 Missing data 18 // 2.6 Expressions and assignments 19 // 2.7 Logical expressions 20 // 2.8 Matrices 23 // 2.9 The workspace 25 // 2.10 Exercises 25 // xiii // Basic programming CONTENTS 29 // 3.1 Introduction 29 // 3.2 Branching with if 31 // 3.3 Looping with for 33 // 3.4 Looping with while 36 // 3.5 Vector-based programming 38 // 3.6 Program flow 39 // 3.7 Basic debugging 41 // 3.8 Good programming habits 42 // 3.9 Exercises 43 // I/O: Input and Output 49 // 4.1 Text 49 // 4.2 Input from a file 51 // 4.3 Input from the keyboard 53 // 4.4 Output to a file 55 // 4.5 Plotting 56 // 4.6 Exercises ’ 58 // Programming with functions 63 // 5.1 Functions 63 // 5.2 Scope and its consequences 68 // 5.3 Optional arguments and default values 70 // 5.4 Vector-based programming using functions 70 // 5.5 Recursive programming 74 // 5.6 Debugging functions 76 // 5.7 Exercises 78 // Sophisticated data structures 85 // 6.1 Factors 85 // 6.2 Dataframes 88 // 6.3 Lists 94 // 6.4 The apply family 98 // 6.5 Exercises m // CONTENTS XV // 7 Better graphics ?9 // 7.1 Introduction 109 // 7.2 Graphics parameters: par ? // 7.3 Graphical augmentation 113 // 7.4 Mathematical typesetting 114
// 7.5 Permanence 118 // 7.6 Grouped graphs: lattice 119 // 7.7 3D-plots 123 // 7.8 Exercises 124 // 8 Pointers to further programming techniques 127 // 8.1 Packages 127 // 8.2 Frames and environments 132 // 8.3 Debugging again 134 // 8.4 Object-oriented programming: S3 137 // 8.5 Object-oriented programming: S4 141 // 8.6 Compiled code 144 // 8.7 Further reading 146 // 8.8 Exercises 146 // II Numerical techniques 149 // 9 Numerical accuracy and program efficiency 151 // 9.1 Machine representation of numbers 151 // 9.2 Significant digits 154 // 9.3 Time 156 // 9.4 Loops versus vectors 158 // 9.5 Memory 160 // 9.6 Caveat 161 // 9.7 Exercises 162

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