HP 49g Graphing Calculator User manual

Type
User manual
Contents i
Contents
Contents
Preface ix
The purpose of this manual ....................................................................ix
Advanced functions ..................................................................................x
HP 49G on the World Wide Web .............................................................x
Regulatory information ............................................................................x
USA .......................................................................................................x
Canada .................................................................................................xi
Japan ....................................................................................................xi
End-user terms and conditions ..............................................................xi
Warranty ..................................................................................................xii
Chapter 1: Keys 1-1
Key map .................................................................................................. 1-2
The HP 49G’s keyboards ....................................................................... 1-3
What each key does ............................................................................... 1-5
Key conventions ................................................................................... 1-10
Chapter 2: Basic operation 2-1
Turning on and turning off ................................................................... 2-2
Turning on ......................................................................................... 2-2
Changing the screen contrast ......................................................... 2-3
Turning off ........................................................................................ 2-3
Default screen ........................................................................................ 2-3
Status area ........................................................................................2-4
History ............................................................................................... 2-5
Menu ..................................................................................................2-6
Using the command line .......................................................................2-7
Multi-line entries .............................................................................. 2-8
Entering numbers ............................................................................2-8
Entering characters ....................................................................... 2-10
Entering special characters .......................................................... 2-11
Entering from history ................................................................... 2-12
Editing the command line .............................................................2-13
Input forms ...........................................................................................2-14
Input form fields ............................................................................. 2-14
Closing an input form .................................................................... 2-17
ii Contents
Contents
Modes .....................................................................................................2-18
Changing a mode ............................................................................2-18
Algebraic and RPN modes .............................................................2-21
Exact and approximate modes .....................................................2-22
Command line calculations .................................................................2-24
Time Management ................................................................................2-26
Setting the date and time ...............................................................2-26
Changing the format of the date or time .....................................2-27
Alarms ..............................................................................................2-27
Chapter 3: Creating and editing expressions 3-1
Creating a new expression ....................................................................3-2
Editing an expression ............................................................................3-3
Using Equation Writer ...........................................................................3-4
Implied multiplication ......................................................................3-4
Entering e and i .................................................................................3-4
Operating modes ....................................................................................3-5
Working with modes ........................................................................3-5
How Equation Writer sees expressions .........................................3-7
Examples .................................................................................................3-8
Example 1 ..........................................................................................3-8
Example 2 ..........................................................................................3-8
Example 3 ..........................................................................................3-9
Equation Writer keys .............................................................................3-9
Chapter 4: Plotting graphs 4-1
Basic plotting ..........................................................................................4-3
Plot types .................................................................................................4-6
Function plots ...................................................................................4-6
Parametric plots ...............................................................................4-8
Polar plots .......................................................................................4-10
Conic plots .......................................................................................4-13
Differential equation plots .............................................................4-15
Truth plots .......................................................................................4-17
Slopefield plots ...............................................................................4-19
Wireframe plots ..............................................................................4-20
Pseudo-Contour plots ....................................................................4-21
Y-Slice plots .....................................................................................4-23
Gridmap plots .................................................................................4-24
Parametric surface plots ................................................................4-25
Fast 3-D plots ..................................................................................4-27
Statistical plots ...............................................................................4-28
Contents iii
Contents
Cursor movement ................................................................................4-34
Standard cursor movement .......................................................... 4-34
Tracing a plot .................................................................................. 4-35
Cursor coordinates ........................................................................4-35
Zooming ................................................................................................ 4-36
To zoom in ...................................................................................... 4-36
To zoom out .................................................................................... 4-36
Zoom options .................................................................................. 4-36
Analyzing functions ............................................................................. 4-37
Finding roots ..................................................................................4-38
Finding extrema ............................................................................. 4-38
Finding slopes ................................................................................4-38
Finding areas .................................................................................. 4-39
Finding intersections ..................................................................... 4-39
Tables .................................................................................................... 4-40
Customizing table values .............................................................. 4-40
Special plotting and table variables .................................................. 4-41
EQ .................................................................................................... 4-41
πDAT ................................................................................................ 4-41
PPAR ................................................................................................ 4-41
VPAR ................................................................................................ 4-42
πPAR ................................................................................................ 4-42
ZPAR ................................................................................................4-42
TPAR ................................................................................................ 4-42
Chapter 5: Working with expressions 5-1
Configuring the CAS .............................................................................. 5-2
Numeric option ................................................................................ 5-3
Approx option .................................................................................. 5-3
Other options .................................................................................... 5-4
Using the computer algebra system ....................................................5-5
Working from the command line ................................................... 5-7
Working in Equation Writer ............................................................ 5-9
Performing substitutions .................................................................... 5-10
Expanding and factorizing .................................................................. 5-11
Expanding expressions ................................................................. 5-11
Factorizing expressions ................................................................5-13
Exponential and trigonometric expressions .............................. 5-14
Calculus commands ............................................................................ 5-17
Example ..........................................................................................5-18
iv Contents
Contents
Differentiating an expression step-by-step .......................................5-19
Setting step-by-step mode .............................................................5-19
Performing step-by-step operations .............................................5-19
Step-by-step example .....................................................................5-20
Chapter 6: Solving equations 6-1
About solving equations ........................................................................6-2
Solving an equation ................................................................................6-3
Example .............................................................................................6-3
Interpreting results ...........................................................................6-4
Solving polynomial equations ...............................................................6-5
Example .............................................................................................6-5
Finding a polynomial from a set of roots ......................................6-7
Solving linear systems ...........................................................................6-7
Representing a system as matrices ................................................6-8
Example .............................................................................................6-9
Solving differential equations .............................................................6-10
Using the financial solver ....................................................................6-11
Time-value-of-money calculation parameters ............................6-11
Time-value-of-money calculations ...............................................6-12
Amortizing the calculation ............................................................6-13
Chapter 7: Storing objects 7-1
Variables ..................................................................................................7-2
Creating a variable ............................................................................7-2
Using a variable in a calculation .....................................................7-4
User-defined functions .....................................................................7-4
Directories ...............................................................................................7-5
Creating a directory ..........................................................................7-6
Selecting a directory or variable .....................................................7-7
Managing variables and directories .....................................................7-8
Deleting a variable or directory ......................................................7-8
Copying or moving a variable or directory ...................................7-9
Renaming a variable or directory ...................................................7-9
Editing a variable ............................................................................7-10
Memory Management ..........................................................................7-10
Using port memory .........................................................................7-11
Contents v
Contents
Chapter 8: Vectors, lists, arrays, and matrices 8-1
Vectors ....................................................................................................8-2
Creating vectors ............................................................................... 8-2
Vector mathematics ......................................................................... 8-3
Lists ......................................................................................................... 8-6
Creating a list .................................................................................... 8-6
Working with lists ............................................................................ 8-6
Arrays and matrices .............................................................................. 8-7
Creating arrays ................................................................................. 8-7
Quickly moving through an array .................................................. 8-9
Editing an array ................................................................................8-9
Matrix arithmetic ........................................................................... 8-10
Chapter 9: Using statistics 9-1
Descriptive statistics ............................................................................. 9-2
Starting an application and specifying the data ...........................9-2
Single-variable statistics .................................................................. 9-3
Generating frequencies ...................................................................9-4
Fitting a model to a set of data ....................................................... 9-5
Calculating summary statistics ...................................................... 9-6
Plotting statistics ..............................................................................9-7
Inferential statistics ............................................................................... 9-7
Example data .................................................................................... 9-7
Using inferential statistics .............................................................. 9-8
Hypothesis tests ...............................................................................9-9
Confidence intervals ...................................................................... 9-14
Chapter 10: Introduction to programming 10-1
Getting started .....................................................................................10-2
Creating, saving, and running a program .......................................... 10-3
The programming menu ................................................................10-4
Algebraic and RPN modes ..................................................................10-5
Using functions that require arguments ...................................... 10-5
Handling data ....................................................................................... 10-6
Input data ........................................................................................10-6
Output data .....................................................................................10-6
How a program flows ..........................................................................10-6
Nested procedures .........................................................................10-7
Working with variables ....................................................................... 10-8
Using local variables ......................................................................10-8
Setting variables ............................................................................. 10-8
vi Contents
Contents
Setting a local variable to the result of a calculation ...............10-10
Using global variables ..................................................................10-11
Example .........................................................................................10-11
Looping and branching ......................................................................10-13
Comparison functions ..................................................................10-13
Conditional and looping structures ............................................10-13
Example .........................................................................................10-14
Trapping errors ...................................................................................10-15
Example .........................................................................................10-16
Appendix A: Connecting to another calculator A-1
Transferring objects between calculators .........................................A-1
Transferring data between two HP 49Gs ...........................................A-2
Transferring objects to or from an HP 48 ..........................................A-2
Appendix B: Error messages B-1
Appendix C: Units C-1
Appendix D: Troublehooting D-1
Calculator will not turn on ...................................................................D-2
Resetting the calculator ..................................................................D-2
Batteries ............................................................................................D-2
Calculator is not responding ................................................................D-4
Halting the system ...........................................................................D-4
Resetting the memory .....................................................................D-5
Calculator continually re-boots ...........................................................D-5
Error on start up ....................................................................................D-6
Low memory ..........................................................................................D-6
No room for last stack ....................................................................D-6
Insufficient memory ........................................................................D-7
Out of memory .................................................................................D-7
Contents vii
Contents
Appendix E: Working in RPN mode E-1
Using the stack .......................................................................................E-2
Placing objects on the stack ...........................................................E-2
Performing RPN calculations .........................................................E-3
Example stack calculations ..................................................................E-4
Using a one-argument command ...................................................E-4
Using a multi-argument command .................................................E-4
Multi-command calculations ..........................................................E-5
Using computer algebra commands ..............................................E-6
Manipulating stack data ........................................................................E-7
Interactive stack commands ...........................................................E-7
Index I-1
prelim.fm Page xiv Tuesday, December 14, 1999 8:50 AM
Preface ix
Preface
Preface
Contents
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Preface xi
Preface
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xii Preface
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Preface xiii
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prelim.fm Page xiii Tuesday, December 14, 1999 8:50 AM
prelim.fm Page xiv Tuesday, December 14, 1999 8:50 AM
Keys Page 1-1
Keys
Chapter 1
Keys
Contents
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HP 49g Graphing Calculator User manual

Type
User manual

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