GNU Octave 3.8.x 日本語マニュアル
GNU Octave
編集Copyright © 1996-2013 John W. Eaton.
Permission is granted to make and distribute verbatim copies of this manual provided the copyright notice and this permission notice are preserved on all copies.
Permission is granted to copy and distribute modified versions of this manual under the conditions for verbatim copying, provided that the entire resulting derived work is distributed under the terms of a permission notice identical to this one.
Permission is granted to copy and distribute translations of this manual into another language, under the above conditions for modified versions. Table of Contents
Preface
Acknowledgements
Citing Octave in Publications
How You Can Contribute to Octave
Distribution
1 A Brief Introduction to Octave
1.1 Running Octave
1.2 Simple Examples
1.2.1 Elementary Calculations
1.2.2 Creating a Matrix
1.2.3 Matrix Arithmetic
1.2.4 Solving Systems of Linear Equations
1.2.5 Integrating Differential Equations
1.2.6 Producing Graphical Output
1.2.7 Editing What You Have Typed
1.2.8 Help and Documentation
1.3 Conventions
1.3.1 Fonts
1.3.2 Evaluation Notation
1.3.3 Printing Notation
1.3.4 Error Messages
1.3.5 Format of Descriptions
1.3.5.1 A Sample Function Description
1.3.5.2 A Sample Command Description
2 Getting Started
2.1 Invoking Octave from the Command Line
2.1.1 Command Line Options
2.1.2 Startup Files
2.2 Quitting Octave
2.3 Commands for Getting Help
2.4 Command Line Editing
2.4.1 Cursor Motion
2.4.2 Killing and Yanking
2.4.3 Commands For Changing Text
2.4.4 Letting Readline Type For You
2.4.5 Commands For Manipulating The History
2.4.6 Customizing readline
2.4.7 Customizing the Prompt
2.4.8 Diary and Echo Commands
2.5 How Octave Reports Errors
2.6 Executable Octave Programs
2.7 Comments in Octave Programs
2.7.1 Single Line Comments
2.7.2 Block Comments
2.7.3 Comments and the Help System
3 Data Types
3.1 Built-in Data Types
3.1.1 Numeric Objects
3.1.2 Missing Data
3.1.3 String Objects
3.1.4 Data Structure Objects
3.1.5 Cell Array Objects
3.2 User-defined Data Types
3.3 Object Sizes
4 Numeric Data Types
4.1 Matrices
4.1.1 Empty Matrices
4.2 Ranges
4.3 Single Precision Data Types
4.4 Integer Data Types
4.4.1 Integer Arithmetic
4.5 Bit Manipulations
4.6 Logical Values
4.7 Promotion and Demotion of Data Types
4.8 Predicates for Numeric Objects
5 Strings
5.1 Escape Sequences in String Constants
5.2 Character Arrays
5.3 Creating Strings
5.3.1 Concatenating Strings
5.3.2 Converting Numerical Data to Strings
5.4 Comparing Strings
5.5 Manipulating Strings
5.6 String Conversions
5.7 Character Class Functions
6 Data Containers
6.1 Structures
6.1.1 Basic Usage and Examples
6.1.2 Structure Arrays
6.1.3 Creating Structures
6.1.4 Manipulating Structures
6.1.5 Processing Data in Structures
6.2 Cell Arrays
6.2.1 Basic Usage of Cell Arrays
6.2.2 Creating Cell Arrays
6.2.3 Indexing Cell Arrays
6.2.4 Cell Arrays of Strings
6.2.5 Processing Data in Cell Arrays
6.3 Comma Separated Lists
6.3.1 Comma Separated Lists Generated from Cell Arrays
6.3.2 Comma Separated Lists Generated from Structure Arrays
7 Variables
7.1 Global Variables
7.2 Persistent Variables
7.3 Status of Variables
8 Expressions
8.1 Index Expressions
8.1.1 Advanced Indexing
8.2 Calling Functions
8.2.1 Call by Value
8.2.2 Recursion
8.3 Arithmetic Operators
8.4 Comparison Operators
8.5 Boolean Expressions
8.5.1 Element-by-element Boolean Operators
8.5.2 Short-circuit Boolean Operators
8.6 Assignment Expressions
8.7 Increment Operators
8.8 Operator Precedence
9 Evaluation
9.1 Calling a Function by its Name
9.2 Evaluation in a Different Context
10 Statements
10.1 The if Statement
10.2 The switch Statement
10.2.1 Notes for the C Programmer
10.3 The while Statement
10.4 The do-until Statement
10.5 The for Statement
10.5.1 Looping Over Structure Elements
10.6 The break Statement
10.7 The continue Statement
10.8 The unwind_protect Statement
10.9 The try Statement
10.10 Continuation Lines
11 Functions and Scripts
11.1 Introduction to Function and Script Files
11.2 Defining Functions
11.3 Multiple Return Values
11.4 Variable-length Argument Lists
11.5 Ignoring Arguments
11.6 Variable-length Return Lists
11.7 Returning from a Function
11.8 Default Arguments
11.9 Function Files
11.9.1 Manipulating the Load Path
11.9.2 Subfunctions
11.9.3 Private Functions
11.9.4 Nested Functions
11.9.5 Overloading and Autoloading
11.9.6 Function Locking
11.9.7 Function Precedence
11.10 Script Files
11.11 Function Handles, Anonymous Functions, Inline Functions
11.11.1 Function Handles
11.11.2 Anonymous Functions
11.11.3 Inline Functions
11.12 Commands
11.13 Organization of Functions Distributed with Octave
12 Errors and Warnings
12.1 Handling Errors
12.1.1 Raising Errors
12.1.2 Catching Errors
12.1.3 Recovering From Errors
12.2 Handling Warnings
12.2.1 Issuing Warnings
12.2.2 Enabling and Disabling Warnings
13 Debugging
13.1 Entering Debug Mode
13.2 Leaving Debug Mode
13.3 Breakpoints
13.4 Debug Mode
13.5 Call Stack
13.6 Profiling
13.7 Profiler Example
14 Input and Output
14.1 Basic Input and Output
14.1.1 Terminal Output
14.1.1.1 Paging Screen Output
14.1.2 Terminal Input
14.1.3 Simple File I/O
14.1.3.1 Saving Data on Unexpected Exits
14.2 C-Style I/O Functions
14.2.1 Opening and Closing Files
14.2.2 Simple Output
14.2.3 Line-Oriented Input
14.2.4 Formatted Output
14.2.5 Output Conversion for Matrices
14.2.6 Output Conversion Syntax
14.2.7 Table of Output Conversions
14.2.8 Integer Conversions
14.2.9 Floating-Point Conversions
14.2.10 Other Output Conversions
14.2.11 Formatted Input
14.2.12 Input Conversion Syntax
14.2.13 Table of Input Conversions
14.2.14 Numeric Input Conversions
14.2.15 String Input Conversions
14.2.16 Binary I/O
14.2.17 Temporary Files
14.2.18 End of File and Errors
14.2.19 File Positioning
15 Plotting
15.1 Introduction to Plotting
15.2 High-Level Plotting
15.2.1 Two-Dimensional Plots
15.2.1.1 Axis Configuration
15.2.1.2 Two-dimensional Function Plotting
15.2.1.3 Two-dimensional Geometric Shapes
15.2.2 Three-Dimensional Plots
15.2.2.1 Aspect Ratio
15.2.2.2 Three-dimensional Function Plotting
15.2.2.3 Three-dimensional Geometric Shapes
15.2.3 Plot Annotations
15.2.4 Multiple Plots on One Page
15.2.5 Multiple Plot Windows
15.2.6 Manipulation of Plot Windows
15.2.7 Use of the interpreter Property
15.2.8 Printing and Saving Plots
15.2.9 Interacting with Plots
15.2.10 Test Plotting Functions
15.3 Graphics Data Structures
15.3.1 Introduction to Graphics Structures
15.3.2 Graphics Objects
15.3.2.1 Creating Graphics Objects
15.3.2.2 Handle Functions
15.3.3 Graphics Object Properties
15.3.3.1 Root Figure Properties
15.3.3.2 Figure Properties
15.3.3.3 Axes Properties
15.3.3.4 Line Properties
15.3.3.5 Text Properties
15.3.3.6 Image Properties
15.3.3.7 Patch Properties
15.3.3.8 Surface Properties
15.3.4 Searching Properties
15.3.5 Managing Default Properties
15.4 Advanced Plotting
15.4.1 Colors
15.4.2 Line Styles
15.4.3 Marker Styles
15.4.4 Callbacks
15.4.5 Application-defined Data
15.4.6 Object Groups
15.4.6.1 Data Sources in Object Groups
15.4.6.2 Area Series
15.4.6.3 Bar Series
15.4.6.4 Contour Groups
15.4.6.5 Error Bar Series
15.4.6.6 Line Series
15.4.6.7 Quiver Group
15.4.6.8 Scatter Group
15.4.6.9 Stair Group
15.4.6.10 Stem Series
15.4.6.11 Surface Group
15.4.7 Graphics Toolkits
15.4.7.1 Customizing Toolkit Behavior
16 Matrix Manipulation
16.1 Finding Elements and Checking Conditions
16.2 Rearranging Matrices
16.3 Special Utility Matrices
16.4 Famous Matrices
17 Arithmetic
17.1 Exponents and Logarithms
17.2 Complex Arithmetic
17.3 Trigonometry
17.4 Sums and Products
17.5 Utility Functions
17.6 Special Functions
17.7 Rational Approximations
17.8 Coordinate Transformations
17.9 Mathematical Constants
18 Linear Algebra
18.1 Techniques Used for Linear Algebra
18.2 Basic Matrix Functions
18.3 Matrix Factorizations
18.4 Functions of a Matrix
18.5 Specialized Solvers
19 Vectorization and Faster Code Execution
19.1 Basic Vectorization
19.2 Broadcasting
19.2.1 Broadcasting and Legacy Code
19.3 Function Application
19.4 Accumulation
19.5 JIT Compiler
19.6 Miscellaneous Techniques
19.7 Examples
20 Nonlinear Equations
20.1 Solvers
20.2 Minimizers
21 Diagonal and Permutation Matrices
21.1 Creating and Manipulating Diagonal/Permutation Matrices
21.1.1 Creating Diagonal Matrices
21.1.2 Creating Permutation Matrices
21.1.3 Explicit and Implicit Conversions
21.2 Linear Algebra with Diagonal/Permutation Matrices
21.2.1 Expressions Involving Diagonal Matrices
21.2.2 Expressions Involving Permutation Matrices
21.3 Functions That Are Aware of These Matrices
21.3.1 Diagonal Matrix Functions
21.3.2 Permutation Matrix Functions
21.4 Examples of Usage
21.5 Differences in Treatment of Zero Elements
22 Sparse Matrices
22.1 Creation and Manipulation of Sparse Matrices
22.1.1 Storage of Sparse Matrices
22.1.2 Creating Sparse Matrices
22.1.3 Finding Information about Sparse Matrices
22.1.4 Basic Operators and Functions on Sparse Matrices
22.1.4.1 Sparse Functions
22.1.4.2 Return Types of Operators and Functions
22.1.4.3 Mathematical Considerations
22.2 Linear Algebra on Sparse Matrices
22.3 Iterative Techniques Applied to Sparse Matrices
22.4 Real Life Example using Sparse Matrices
23 Numerical Integration
23.1 Functions of One Variable
23.2 Orthogonal Collocation
23.3 Functions of Multiple Variables
24 Differential Equations
24.1 Ordinary Differential Equations
24.2 Differential-Algebraic Equations
25 Optimization
25.1 Linear Programming
25.2 Quadratic Programming
25.3 Nonlinear Programming
25.4 Linear Least Squares
26 Statistics
26.1 Descriptive Statistics
26.2 Basic Statistical Functions
26.3 Statistical Plots
26.4 Correlation and Regression Analysis
26.5 Distributions
26.6 Tests
26.7 Random Number Generation
27 Sets
27.1 Set Operations
28 Polynomial Manipulations
28.1 Evaluating Polynomials
28.2 Finding Roots
28.3 Products of Polynomials
28.4 Derivatives / Integrals / Transforms
28.5 Polynomial Interpolation
28.6 Miscellaneous Functions
29 Interpolation
29.1 One-dimensional Interpolation
29.2 Multi-dimensional Interpolation
30 Geometry
30.1 Delaunay Triangulation
30.1.1 Plotting the Triangulation
30.1.2 Identifying Points in Triangulation
30.2 Voronoi Diagrams
30.3 Convex Hull
30.4 Interpolation on Scattered Data
31 Signal Processing
32 Image Processing
32.1 Loading and Saving Images
32.2 Displaying Images
32.3 Representing Images
32.4 Plotting on top of Images
32.5 Color Conversion
33 Audio Processing
34 Object Oriented Programming
34.1 Creating a Class
34.2 Manipulating Classes
34.3 Indexing Objects
34.3.1 Defining Indexing And Indexed Assignment
34.3.2 Indexed Assignment Optimization
34.4 Overloading Objects
34.4.1 Function Overloading
34.4.2 Operator Overloading
34.4.3 Precedence of Objects
34.5 Inheritance and Aggregation
35 GUI Development
35.1 I/O Dialogs
35.2 Progress Bar
35.3 GUI Utility Functions
35.4 User-Defined Preferences
36 System Utilities
36.1 Timing Utilities
36.2 Filesystem Utilities
36.3 File Archiving Utilities
36.4 Networking Utilities
36.4.1 FTP Objects
36.4.2 URL Manipulation
36.4.3 Base64 and Binary Data Transmission
36.5 Controlling Subprocesses
36.6 Process, Group, and User IDs
36.7 Environment Variables
36.8 Current Working Directory
36.9 Password Database Functions
36.10 Group Database Functions
36.11 System Information
36.12 Hashing Functions
37 Java Interface
37.1 Java Interface Functions
37.2 Dialog Box Functions
37.3 FAQ - Frequently asked Questions
37.3.1 How to distinguish between Octave and Matlab?
37.3.2 How to make Java classes available to Octave?
37.3.3 How to create an instance of a Java class?
37.3.4 How can I handle memory limitations?
37.3.5 Which TeX symbols are implemented in dialog functions?
38 Packages
38.1 Installing and Removing Packages
38.2 Using Packages
38.3 Administrating Packages
38.4 Creating Packages
38.4.1 The DESCRIPTION File
38.4.2 The INDEX File
38.4.3 PKG_ADD and PKG_DEL Directives
38.4.4 Missing Components
Appendix A External Code Interface
A.1 Oct-Files
A.1.1 Getting Started with Oct-Files
A.1.2 Matrices and Arrays in Oct-Files
A.1.3 Character Strings in Oct-Files
A.1.4 Cell Arrays in Oct-Files
A.1.5 Structures in Oct-Files
A.1.6 Sparse Matrices in Oct-Files
A.1.6.1 Array and Sparse Class Differences
A.1.6.2 Creating Sparse Matrices in Oct-Files
A.1.6.3 Using Sparse Matrices in Oct-Files
A.1.7 Accessing Global Variables in Oct-Files
A.1.8 Calling Octave Functions from Oct-Files
A.1.9 Calling External Code from Oct-Files
A.1.10 Allocating Local Memory in Oct-Files
A.1.11 Input Parameter Checking in Oct-Files
A.1.12 Exception and Error Handling in Oct-Files
A.1.13 Documentation and Test of Oct-Files
A.2 Mex-Files
A.2.1 Getting Started with Mex-Files
A.2.2 Working with Matrices and Arrays in Mex-Files
A.2.3 Character Strings in Mex-Files
A.2.4 Cell Arrays with Mex-Files
A.2.5 Structures with Mex-Files
A.2.6 Sparse Matrices with Mex-Files
A.2.7 Calling Other Functions in Mex-Files
A.3 Standalone Programs
Appendix B Test and Demo Functions
B.1 Test Functions
B.2 Demonstration Functions
Appendix C Tips and Standards
C.1 Writing Clean Octave Programs
C.2 Tips on Writing Comments
C.3 Conventional Headers for Octave Functions
C.4 Tips for Documentation Strings
Appendix D Contributing Guidelines
D.1 How to Contribute
D.2 Building the Development Sources
D.3 Basics of Generating a Changeset
D.4 General Guidelines
D.5 Octave Sources (m-files)
D.6 C++ Sources
D.7 Other Sources
Appendix E Obsolete Functions
Appendix F Known Causes of Trouble
F.1 Actual Bugs We Haven’t Fixed Yet
F.2 Reporting Bugs
F.2.1 Have You Found a Bug?
F.2.2 Where to Report Bugs
F.2.3 How to Report Bugs
F.2.4 Sending Patches for Octave
F.3 How To Get Help with Octave
Appendix G Installing Octave
G.1 Build Dependencies
G.1.1 Obtaining the Dependencies Automatically
G.1.2 Build Tools
G.1.3 External Packages
G.2 Running Configure and Make
G.3 Compiling Octave with 64-bit Indexing
G.4 Installation Problems
Appendix H Emacs Octave Support
H.1 Installing EOS
H.2 Using Octave Mode
H.3 Running Octave from Within Emacs
H.4 Using the Emacs Info Reader for Octave
Appendix I Grammar and Parser
I.1 Keywords
I.2 Parser
Appendix J GNU GENERAL PUBLIC LICENSE
Concept Index
Function Index
Operator Index
--- Next: Preface, Up: (dir) [Contents][Index]
This manual documents how to run, install and port GNU Octave, as well as its new features and incompatibilities, and how to report bugs. It corresponds to GNU Octave version 3.8.0.
• Preface: • Introduction: A brief introduction to Octave. • Getting Started: • Data Types: • Numeric Data Types: • Strings: • Data Containers: • Variables: • Expressions: • Evaluation: • Statements: Looping and program flow control. • Functions and Scripts: • Errors and Warnings: • Debugging: • Input and Output: • Plotting: • Matrix Manipulation: • Arithmetic: • Linear Algebra: • Vectorization and Faster Code Execution: • Nonlinear Equations: • Diagonal and Permutation Matrices: • Sparse Matrices: • Numerical Integration: • Differential Equations: • Optimization: • Statistics: • Sets: • Polynomial Manipulations: • Interpolation: • Geometry: • Signal Processing: • Image Processing: • Audio Processing: • Object Oriented Programming: • GUI Development: • System Utilities: • Java Interface: • Packages: • External Code Interface: • Test and Demo Functions: • Tips and Standards: • Contributing Guidelines: • Obsolete Functions: • Trouble: If you have trouble installing Octave. • Installation: How to configure, compile and install Octave. • Emacs Octave Support: • Grammar and Parser: • Copying: The GNU General Public License. • Concept Index: An item for each concept. • Function Index: An item for each documented function. • Operator Index: An item for each documented operator.
---
— The Detailed Node Listing —
Preface • Acknowledgements: • Citing Octave in Publications: • How You Can Contribute to Octave: • Distribution: Introduction • Running Octave: • Simple Examples: • Conventions: Conventions • Fonts: • Evaluation Notation: • Printing Notation: • Error Messages: • Format of Descriptions: Format of Descriptions • A Sample Function Description: • A Sample Command Description: Getting Started • Invoking Octave from the Command Line: • Quitting Octave: • Getting Help: • Command Line Editing: • Errors: • Executable Octave Programs: • Comments: Invoking Octave from the Command Line • Command Line Options: • Startup Files: Command Line Editing • Cursor Motion: • Killing and Yanking: • Commands For Text: • Commands For Completion: • Commands For History: • Customizing readline: • Customizing the Prompt: • Diary and Echo Commands: Comments • Single Line Comments: • Block Comments: • Comments and the Help System: Data Types • Built-in Data Types: • User-defined Data Types: • Object Sizes: Built-in Data Types • Numeric Objects: • Missing Data: • String Objects: • Data Structure Objects: • Cell Array Objects: Numeric Data Types • Matrices: • Ranges: • Single Precision Data Types: • Integer Data Types: • Bit Manipulations: • Logical Values: • Promotion and Demotion of Data Types: • Predicates for Numeric Objects: Matrices • Empty Matrices: Integer Data Types • Integer Arithmetic: Strings • Escape Sequences in String Constants: • Character Arrays: • Creating Strings: • Comparing Strings: • Manipulating Strings: • String Conversions: • Character Class Functions: Creating Strings • Concatenating Strings: • Converting Numerical Data to Strings: Data Containers • Structures: • Cell Arrays: • Comma Separated Lists: Structures • Basic Usage and Examples: • Structure Arrays: • Creating Structures: • Manipulating Structures: • Processing Data in Structures: Cell Arrays • Basic Usage of Cell Arrays: • Creating Cell Arrays: • Indexing Cell Arrays: • Cell Arrays of Strings: • Processing Data in Cell Arrays: Comma Separated Lists • Comma Separated Lists Generated from Cell Arrays: • Comma Separated Lists Generated from Structure Arrays: Variables • Global Variables: • Persistent Variables: • Status of Variables: Expressions • Index Expressions: • Calling Functions: • Arithmetic Ops: • Comparison Ops: • Boolean Expressions: • Assignment Ops: • Increment Ops: • Operator Precedence: Index Expressions • Advanced Indexing: Calling Functions • Call by Value: • Recursion: Boolean Expressions • Element-by-element Boolean Operators: • Short-circuit Boolean Operators: Evaluation • Calling a Function by its Name: • Evaluation in a Different Context: Statements • The if Statement: • The switch Statement: • The while Statement: • The do-until Statement: • The for Statement: • The break Statement: • The continue Statement: • The unwind_protect Statement: • The try Statement: • Continuation Lines: The switch Statement • Notes for the C Programmer: The for Statement • Looping Over Structure Elements: Functions and Scripts • Introduction to Function and Script Files: • Defining Functions: • Multiple Return Values: • Variable-length Argument Lists: • Ignoring Arguments: • Variable-length Return Lists: • Returning from a Function: • Default Arguments: • Function Files: • Script Files: • Function Handles Anonymous Functions Inline Functions: • Commands: • Organization of Functions: Function Files • Manipulating the Load Path: • Subfunctions: • Private Functions: • Nested Functions: • Overloading and Autoloading: • Function Locking: • Function Precedence: Function Handles Anonymous Functions Inline Functions • Function Handles: • Anonymous Functions: • Inline Functions: Errors and Warnings • Handling Errors: • Handling Warnings: Handling Errors • Raising Errors: • Catching Errors: • Recovering From Errors: Handling Warnings • Issuing Warnings: • Enabling and Disabling Warnings: Debugging • Entering Debug Mode: • Leaving Debug Mode: • Breakpoints: • Debug Mode: • Call Stack: • Profiling: • Profiler Example: Input and Output • Basic Input and Output: • C-Style I/O Functions: Basic Input and Output • Terminal Output: • Terminal Input: • Simple File I/O: Terminal Output • Paging Screen Output: Simple File I/O • Saving Data on Unexpected Exits: C-Style I/O Functions • Opening and Closing Files: • Simple Output: • Line-Oriented Input: • Formatted Output: • Output Conversion for Matrices: • Output Conversion Syntax: • Table of Output Conversions: • Integer Conversions: • Floating-Point Conversions: • Other Output Conversions: • Formatted Input: • Input Conversion Syntax: • Table of Input Conversions: • Numeric Input Conversions: • String Input Conversions: • Binary I/O: • Temporary Files: • EOF and Errors: • File Positioning: Plotting • Introduction to Plotting: • High-Level Plotting: • Graphics Data Structures: • Advanced Plotting: High-Level Plotting • Two-Dimensional Plots: • Three-Dimensional Plots: • Plot Annotations: • Multiple Plots on One Page: • Multiple Plot Windows: • Manipulation of Plot Windows: • Use of the interpreter Property: • Printing and Saving Plots: • Interacting with Plots: • Test Plotting Functions: Two-Dimensional Plots • Axis Configuration: • Two-dimensional Function Plotting: • Two-dimensional Geometric Shapes: Three-Dimensional Plots • Aspect Ratio: • Three-dimensional Function Plotting: • Three-dimensional Geometric Shapes: Graphics Data Structures • Introduction to Graphics Structures: • Graphics Objects: • Graphics Object Properties: • Searching Properties: • Managing Default Properties: Graphics Object Properties • Root Figure Properties: • Figure Properties: • Axes Properties: • Line Properties: • Text Properties: • Image Properties: • Patch Properties: • Surface Properties: Advanced Plotting • Colors: • Line Styles: • Marker Styles: • Callbacks: • Application-defined Data: • Object Groups: • Graphics Toolkits: Object Groups • Data Sources in Object Groups: • Area Series: • Bar Series: • Contour Groups: • Error Bar Series: • Line Series: • Quiver Group: • Scatter Group: • Stair Group: • Stem Series: • Surface Group: Graphics Toolkits • Customizing Toolkit Behavior: Matrix Manipulation • Finding Elements and Checking Conditions: • Rearranging Matrices: • Special Utility Matrices: • Famous Matrices: Arithmetic • Exponents and Logarithms: • Complex Arithmetic: • Trigonometry: • Sums and Products: • Utility Functions: • Special Functions: • Rational Approximations: • Coordinate Transformations: • Mathematical Constants: Linear Algebra • Techniques Used for Linear Algebra: • Basic Matrix Functions: • Matrix Factorizations: • Functions of a Matrix: • Specialized Solvers: Vectorization and Faster Code Execution • Basic Vectorization: Basic techniques for code optimization • Broadcasting: Broadcasting operations • Function Application: Applying functions to arrays, cells, and structs • Accumulation: Accumulation functions • JIT Compiler: Just-In-Time Compiler for loops • Miscellaneous Techniques: Other techniques for speeding up code • Examples: Nonlinear Equations • Solvers: • Minimizers: Diagonal and Permutation Matrices • Basic Usage: Creation and Manipulation of Diagonal/Permutation Matrices • Matrix Algebra: Linear Algebra with Diagonal/Permutation Matrices • Function Support: Functions That Are Aware of These Matrices • Example Code: Examples of Usage • Zeros Treatment: Differences in Treatment of Zero Elements Basic Usage • Creating Diagonal Matrices: • Creating Permutation Matrices: • Explicit and Implicit Conversions: Matrix Algebra • Expressions Involving Diagonal Matrices: • Expressions Involving Permutation Matrices: Function Support • Diagonal Matrix Functions: • Permutation Matrix Functions: Sparse Matrices • Basics: Creation and Manipulation of Sparse Matrices • Sparse Linear Algebra: Linear Algebra on Sparse Matrices • Iterative Techniques: Iterative Techniques • Real Life Example: Using Sparse Matrices Basics • Storage of Sparse Matrices: • Creating Sparse Matrices: • Information: • Operators and Functions: Operators and Functions • Sparse Functions: • Return Types of Operators and Functions: • Mathematical Considerations: Numerical Integration • Functions of One Variable: • Orthogonal Collocation: • Functions of Multiple Variables: Differential Equations • Ordinary Differential Equations: • Differential-Algebraic Equations: Optimization • Linear Programming: • Quadratic Programming: • Nonlinear Programming: • Linear Least Squares: Statistics • Descriptive Statistics: • Basic Statistical Functions: • Statistical Plots: • Correlation and Regression Analysis: • Distributions: • Tests: • Random Number Generation: Sets • Set Operations: Polynomial Manipulations • Evaluating Polynomials: • Finding Roots: • Products of Polynomials: • Derivatives / Integrals / Transforms: • Polynomial Interpolation: • Miscellaneous Functions: Interpolation • One-dimensional Interpolation: • Multi-dimensional Interpolation: Geometry • Delaunay Triangulation: • Voronoi Diagrams: • Convex Hull: • Interpolation on Scattered Data: Delaunay Triangulation • Plotting the Triangulation: • Identifying Points in Triangulation: Image Processing • Loading and Saving Images: • Displaying Images: • Representing Images: • Plotting on top of Images: • Color Conversion: Object Oriented Programming • Creating a Class: • Manipulating Classes: • Indexing Objects: • Overloading Objects: • Inheritance and Aggregation: Indexing Objects • Defining Indexing And Indexed Assignment: • Indexed Assignment Optimization: Overloading Objects • Function Overloading: • Operator Overloading: • Precedence of Objects: GUI Development • I/O Dialogs: • Progress Bar: • GUI Utility Functions: • User-Defined Preferences: System Utilities • Timing Utilities: • Filesystem Utilities: • File Archiving Utilities: • Networking Utilities: • Controlling Subprocesses: • Process ID Information: • Environment Variables: • Current Working Directory: • Password Database Functions: • Group Database Functions: • System Information: • Hashing Functions: Networking Utilities • FTP Objects: • URL Manipulation: • Base64 and Binary Data Transmission: Java Interface • Java Interface Functions: • Dialog Box Functions: • FAQ - Frequently asked Questions: FAQ - Frequently asked Questions • How to distinguish between Octave and Matlab?: • How to make Java classes available?: • How to create an instance of a Java class?: • How can I handle memory limitations?: • Which TeX symbols are implemented in dialog functions?: Packages • Installing and Removing Packages: • Using Packages: • Administrating Packages: • Creating Packages: Creating Packages • The DESCRIPTION File: • The INDEX File: • PKG_ADD and PKG_DEL Directives: • Missing Components: External Code Interface • Oct-Files: • Mex-Files: • Standalone Programs: Oct-Files • Getting Started with Oct-Files: • Matrices and Arrays in Oct-Files: • Character Strings in Oct-Files: • Cell Arrays in Oct-Files: • Structures in Oct-Files: • Sparse Matrices in Oct-Files: • Accessing Global Variables in Oct-Files: • Calling Octave Functions from Oct-Files: • Calling External Code from Oct-Files: • Allocating Local Memory in Oct-Files: • Input Parameter Checking in Oct-Files: • Exception and Error Handling in Oct-Files: • Documentation and Test of Oct-Files: Sparse Matrices in Oct-Files • Array and Sparse Class Differences: • Creating Sparse Matrices in Oct-Files: • Using Sparse Matrices in Oct-Files: Mex-Files • Getting Started with Mex-Files: • Working with Matrices and Arrays in Mex-Files: • Character Strings in Mex-Files: • Cell Arrays with Mex-Files: • Structures with Mex-Files: • Sparse Matrices with Mex-Files: • Calling Other Functions in Mex-Files: Test and Demo Functions • Test Functions: • Demonstration Functions: Tips and Standards • Style Tips: Writing clean and robust programs. • Comment Tips: Conventions for writing comments. • Function Headers: Standard headers for functions. • Documentation Tips: Writing readable documentation strings. Contributing Guidelines • How to Contribute: • Building the Development Sources: • Basics of Generating a Changeset: • General Guidelines: • Octave Sources (m-files): • C++ Sources: • Other Sources: Trouble • Actual Bugs: Bugs we will fix later. • Reporting Bugs: • Service: Reporting Bugs • Bug Criteria: • Bug Tracker: Where to submit your bug report. • Bug Reporting: How to report a bug effectively. • Sending Patches: How to send a patch for Octave. Installation • Build Dependencies: • Running Configure and Make: • Compiling Octave with 64-bit Indexing: • Installation Problems: Build Dependencies • Obtaining the Dependencies Automatically: • Build Tools: • External Packages: Emacs Octave Support • Installing EOS: • Using Octave Mode: • Running Octave from Within Emacs: • Using the Emacs Info Reader for Octave: Grammar and Parser • Keywords: • Parser:
---
Next: Preface, Up: (dir) [Contents][Index]
Copyright © 1996-2013 John W. Eaton. GNU Octave(GNU Octaveマニュアルのオリジナルページ)
Copyright (C) 2005-2007 MASUDA, Yutaka(日本語訳)
Permission is granted to make and distribute verbatim copies of this manual provided the copyright notice and this permission notice are preserved on all copies.
Permission is granted to copy and distribute modified versions of this manual under the conditions for verbatim copying, provided that the entire resulting derived work is distributed under the terms of a permission notice identical to this one.
Permission is granted to copy and distribute translations of this manual into another language, under the above conditions for modified versions.