Essential Java for Scientists and Engineers

, by Hahn, Brian D.

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ISBN: 9780750654227 | 0750654228
Cover: Trade Paper
Copyright: 1/1/2002

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Supplemental Materials

Preface

xiii

Acknowledgements

xvi

Part I Essentials

(140)

Getting going

(17)

Introduction to programming

(1)

Java as a programming language

(1)

Setting up your computer for programming in Java

(2)

Installing Java 2

(1)

Jikes as an alternative compiler

(1)

Installing the essential package

(1)

Writing your first Java program

(3)

What happens when a program is compiled?

(1)

Understanding First Program

(1)

Commands for printing to the screen

(1)

Input and output

(2)

How input from the keyboard works

(1)

Reading in numbers from the keyboard

(1)

Input without the keyboard class (optional)

(1)

Example: calculating compound interest

(1)

Comments

(1)

Using objects

(3)

Using the Turtle class

(1)

Help on the essential package

(1)

Using the Graph class

(1)

Java on the WWW (optional)

(5)

Java programming basics

(35)

Compound interest again

(3)

Primitive data types

(2)

Bits and bytes

(1)

Numeric constants

(1)

double is default

(1)

Names

(1)

Identifiers

(1)

Case sensitivity

(1)

Variables

(1)

Vertical motion under gravity

(1)

Operators, expressions and assignments

(3)

Arithmetic operators

(1)

Precedence

(1)

Increment and decrement operators

(1)

Assignments and assignment operators

(1)

Cast operators

(1)

Repeating with for

(8)

Turtle spirals

(3)

Growing an investment

(1)

The for statement

(1)

Alternative ways of counting with for

(1)

Square rooting with Newton

(1)

Factorials!

(1)

Limit of a sequence

(1)

Reading data from a text file

(1)

Deciding with if

(7)

The if-else statement

(1)

The if-else-if statement

(1)

The if-else-if ladder

(1)

for and if: counting passes

(1)

Rolling dice

(1)

Logical operators

(1)

Boolean variables

(1)

Nested ifs

(1)

The switch statement

(1)

Characters

(1)

Escape sequences

(1)

Math methods

(1)

Programming style

(9)

Solving a problem in Java

(34)

Introduction

(1)

The class provider, class user and end user

(1)

What are objects and classes?

(2)

Looking at the Turtle class in more depth

(1)

Writing and using a simple class

(1)

How memory works

(3)

What is memory?

(1)

How objects and primitives are stored in memory

(1)

The null keyword

(2)

The String class

(1)

Equality testing of strings

(1)

Understanding methods

(3)

Method arguments

(1)

Return types

(1)

Signature of a method

(1)

Constructors

(1)

More on loops

(25)

Determinate repetition with for

(9)

Binomial coefficient

(1)

for loops with non-unit increments

(1)

Plotting a projectile trajectory with Essential Grapher

(2)

Update processes

(3)

The nested for loop

(2)

Indeterminate repetition with while

(16)

Rolling a dice for a six

(1)

The while statement

(1)

A guessing game

100

(1)

Prime numbers

101

(1)

Projectile trajectory

102

(1)

Reading an unknown amount of data

103

(1)

The do-while statement

104

(1)

while versus do-while

105

(9)

Debugging

114

(9)

Compilation errors

114

(3)

Run-time errors

117

(2)

Errors in logic

119

(1)

Debugging logical errors

119

(1)

Rounding errors

119

(4)

Arrays and matrices

123

(18)

Introduction

123

(2)

Why bother with arrays?

123

(2)

The basics of arrays

125

(3)

Declaring and initializing an array

125

(1)

Indexing elements of an array

125

(1)

Looping through an array

126

(2)

Passing arrays to methods

128

(1)

Frequency distributions: a simple bar chart

128

(1)

Multi-dimensional arrays

129

(4)

A concrete example

130

(1)

Matrix multiplication

131

(2)

Arrays of objects

133

(1)

Sorting an array

134

(7)

Part II More advanced topics

141

(84)

Inheritance

143

(17)

Introduction

143

(2)

What is inheritance?

143

(1)

Generalization and specialization

144

(1)

Inheritance in Java

145

(5)

Reusing code through specialization

146

(2)

Overriding methods

148

(2)

The protected keyword

150

(1)

Constructors and inheritance

150

(2)

Default constructors

151

(1)

The super keyword

151

(1)

Parameterized constructors

152

(1)

The object class

152

(2)

The toString method

153

(1)

Abstract classes and interfaces

154

(6)

Why bother with abstract classes?

155

(1)

Interfaces

155

(5)

Graphical user interfaces (GUIs)

160

(37)

Introduction

160

(1)

GUIs in Java

160

(1)

Understanding events

161

(1)

Building a Swing application

161

(6)

A first version

161

(1)

Shutting down the application properly

161

(1)

Components and containers

162

(1)

Adding a button to the application

162

(1)

Organizing the code in a better way

163

(1)

Adding a label

164

(1)

Getting the button to do something

165

(1)

Listeners as nested classes

165

(2)

Arranging components

167

(3)

The FlowLayout manager

167

(1)

The BorderLayout manager

168

(1)

Adding borders to components

169

(1)

A colour chooser application

170

(4)

Planning the GUI

170

(1)

Defining the colour

170

(1)

Adding the components

170

(2)

Adding the sliders and labels

172

(1)

Programming the behaviour

173

(1)

Painting

174

(11)

PacMan and the Blocks

176

(9)

Drawing mathematical graphs

185

(4)

Fractals

189

(8)

The Julia set

189

(3)

The Mandelbrot set

192

(5)

Input/output

197

(12)

Introduction

197

(1)

Input through command line parameters

198

(1)

Input from the keyboard without the essential package

198

(1)

Streams

199

(2)

Output redirection

199

(1)

The System class

200

(1)

The InputStream and InputStreamReader classes

200

(1)

The BufferedReader class

201

(1)

Reading in numbers

201

(1)

File input/output

201

(3)

Types of files

202

(1)

File handling

202

(1)

Reading in from a text file

203

(1)

Writing to files

203

(1)

Manipulating data

204

(1)

Tokenizing strings

204

(1)

Streams and the Internet

205

(4)

Exceptions

209

(16)

Introduction

209

(1)

Exceptions in Java

209

(2)

Exception classes

210

(1)

Throwing exceptions

211

(3)

When to specify the throws clause in a method header

213

(1)

Handling exceptions

214

(3)

Example: finding averages

214

(1)

Catching an exception

215

(2)

What happens when an exception is thrown

217

(1)

Exceptions and file input

217

(8)

Groups of exceptions

218

(1)

Forcing the exceptions

218

(1)

Catching FileNotFoundException and EOFException

219

(1)

Looping while file not found

220

(1)

The finally statement

221

(4)

Part III Some applications

225

(73)

Simulation

227

(15)

Random number generation

227

(2)

The Math. random method

227

(1)

Seeding the random number generator

228

(1)

The Random class

228

(1)

Normal (Gaussian) random numbers

229

(1)

Spinning coins

229

(1)

Rolling dice

230

(1)

Bacteria division

230

(1)

Radioactive decay

230

(3)

Estimation of half-life

232

(1)

A random walk

233

(3)

Traffic flow

236

(6)

Modelling with matrices

242

(20)

Using the Matrix class

242

(2)

The identity matrix

244

(1)

Networks

244

(4)

A spy ring

244

(2)

The reachability matrix

246

(2)

Leslie matrices: population growth

248

(4)

Markov processes

252

(4)

A random walk

253

(3)

Linear equations

256

(6)

Limitations of the invert method of Matrix

258

(1)

The residual

258

(1)

Ill-conditioned systems

258

(4)

Introduction to numerical methods

262

(36)

Equations

262

(8)

Newton's method

262

(1)

A Function class

263

(3)

Defining a new exception

266

(1)

Complex roots

267

(2)

The Bisection method

269

(1)

Numerical differentiation

270

(2)

Integration

272

(2)

The Trapezoidal rule

272

(2)

Simpson's rule

274

(1)

First-order differential equations

274

(5)

Euler's method

275

(1)

Example: bacteria growth

275

(2)

A predictor-corrector method

277

(2)

Runge--Kutta methods

279

(5)

Runge--Kutta fourth-order formulae

279

(1)

Systems of differential equations: a predator-prey model

280

(1)

Implementation of the numerical solution

280

(4)

Driver: a GUI to solve ODEs

284

(6)

Setting up a model to run with Driver

284

(3)

Using Driver

287

(1)

Chaos

287

(3)

A partial differential equation

290

(8)

Heat conduction

290

(8)

Appendix A Keywords

298

(1)

Appendix B Operators

299

(1)

Appendix C Syntax quick reference

300

(4)

C.1 Primitive type declarations

300

(1)

C.2 Methods

300

(1)

C.3 Classes

301

(1)

C.4 Decisions

301

(1)

C.5 Loops

302

(2)

Appendix D Solutions to selected exercises

304

(29)

Index

333

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Essential Java for Scientists and Engineers

Table of Contents

Supplemental Materials