Texas Instruments Voyage 200 - From the Keyboard

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Operating the Calculator 181

From the Keyboard

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From the Keyboard

Main Page

Important Information2
USA FCC Information Concerning Radio Frequency Interference2
Getting Started4
Initial Start-Up4
Installing the AAA Batteries4
Turning on Your Voyage 200 for the First4
Adjusting the Contrast5
The Apps Desktop5
Voyage 200 Apps Desktop6
Removing and Replacing the Cover Voyage 2006
Stowing the Cover7
Turning off the Calculator8
Voyage 200 Keys10
Qwerty Keyboard11
Entering Special Characters11
Modifier Keys14
Function Keys15
Cursor Keys16
Numeric Keypad16
Other Important Keys17
Viewing Mode Settings20
Changing Mode Settings21
Using the Catalog to Access Commands23
Calculator Home Screen26
About the History Area28
Interpreting History Information on the Status Line29
Modifying the History Area29
Working with Apps30
Opening Apps30
Returning to the Apps Desktop from Within an App32
Selecting an Apps Category32
Customizing the Apps Categories34
Open Apps and Split-Screen Status37
Top-Bottom Split Screen37
Names of Open Apps38
Checking Status Information38
Turning off the Apps Desktop40
Using the Clock41
Displaying the Clock Dialog Box42
Setting the Time42
Setting the Date43
Turning off the Clock47
Using Menus49
Toolbar Menus49
Other Menus50
Selecting Menu Options50
Selecting Submenu Options52
Using Dialog Boxes53
Canceling a Menu55
Moving Among Toolbar Menus55
Custom Menu55
Opening Apps with the Apps Desktop Turned off58
Using Split Screens59
Setting Split-Screen Mode59
Setting the Initial Apps for Split Screen61
Selecting the Active App63
Exiting Split-Screen Mode63
Managing Apps and Operating System (OS) Versions64
Finding the os Version and Identification (ID) Numbers65
Deleting an Application66
Connecting Your Voyage 200 to Other Devices66
Batteries67
Important os Download Information68
Battery Precautions68
Replacing the AAA (Alkaline) Batteries69
Previews70
Performing Computations70
Showing Computations70
Finding the Factorial of Numbers71
Expanding Complex Numbers71
Finding Prime Factors72
Finding Roots72
Expanding Expressions73
Reducing Expressions73
Factoring Polynomials74
Solving Equations74
Solving Equations with a Domain Constraint75
Solving Inequalities75
Finding the Derivative of Functions76
Finding Implicit Derivatives76
Finding the Integral of Functions77
Solving Problems Involving Vectors77
Log to any Base78
Converting Angle Measures78
Symbolic Manipulation79
Constants and Measurement Units81
Basic Function Graphing I85
Basic Function Graphing II88
Basic Function Graphing III90
Parametric Graphing92
Polar Graphing94
Sequence Graphing96
3D Graphing99
Differential Equation Graphing103
Additional Graphing Topics108
Tables110
Split Screens112
Data/Matrix Editor115
Statistics and Data Plots117
Programming126
Text Operations130
Numeric Solver132
Number Bases134
Memory and Variable Management136
Archiving a Variable140
Deleting Variables142
Operating the Calculator144
Turning the Calculator on144
Turning the Calculator off145
APD (Automatic Power Down)145
Setting the Display Contrast146
Adjusting the Display Contrast146
Contrast Keys146
When to Replace Batteries147
The Voyage 200 Keyboard147
Moving the Cursor148
Examples of 2Nd and Diamond Modifiers149
Other Important Keys You Need to be Familiar with150
Entering Alphabetic Characters152
Typing Alphabetic Characters on the /Voyage 200152
For Special Characters153
Entering a Negative Number153
Entering a Number in Scientific Notation154
Entering Expressions and Instructions155
Definitions156
Implied Multiplication157
Parentheses157
Entering an Expression158
Entering Multiple Expressions on a Line160
If an Entry or Answer Is too Long for One Line160
Continuing a Calculation161
Stopping a Calculation162
Formats of Displayed Results162
Pretty Print Mode163
Exact/Approx Mode163
Display Digits Mode166
Exponential Format Mode167
Editing an Expression in the Entry Line168
Removing the Highlight from the Previous Entry169
Deleting a Character170
Clearing the Entry Line170
Inserting or Overtyping a Character171
Replacing or Deleting Multiple Characters171
To Highlight Multiple Characters172
To Replace or Delete the Highlighted Characters172
Menus172
Displaying a Menu173
Selecting an Item from a Menu174
Items Ending with (Submenus)174
Items Containing ". . ." (Dialog Boxes)175
Moving from One Toolbar Menu to Another176
Example: Selecting a Menu Item177
Selecting an Application177
From the Applications Menu178
From the Apps Desktop179
From the Keyboard181
Checking Mode Settings183
Overview of the Modes185
Using the Clean up Menu to Start a New Problem187
Clean up Toolbar Menu187
Using the Catalog Dialog Box189
Displaying the Catalog189
Selecting a Built-In Command from the Catalog190
Information about Parameters191
Viewing Catalog Help192
Selecting a Flash Application Function192
Selecting a User-Defined Function or Program193
Storing and Recalling Variable Values195
Rules for Variable Names195
Examples196
Data Types196
Storing a Value in a Variable197
Displaying a Variable197
Using a Variable in an Expression198
Recalling a Variable's Value198
Status Line Indicators in the Display199
Displaying the Calculator Home Screen203
Parts of the Calculator Home Screen204
History Area206
Scrolling through the History Area206
History Information on the Status Line207
Saving the Calculator Home Screen Entries as a Text Editor Script208
Saving the Entries in the History Area208
Restoring the Saved Entries209
Cutting, Copying, and Pasting Information210
Auto-Paste Vs. Cut/Copy/Paste210
Cutting or Copying Information to the Clipboard211
Pasting Information from the Clipboard212
Example: Copying and Pasting213
Reusing a Previous Entry or the Last Answer214
Reusing the Expression on the Entry Line214
Recalling a Previous Entry216
Recalling the Last Answer217
Auto-Pasting an Entry or Answer from the History Area218
Why Use Auto-Paste219
Auto-Pasting an Entry or Answer219
Creating and Evaluating User-Defined Functions220
Format of a Function221
Creating a User-Defined Function222
Creating a Multi-Statement Function222
Evaluating a Function224
Displaying and Editing a Function Definition225
If an Entry or Answer Is "Too Big"226
If There Is Not Enough Memory227
Using the Custom Menu228
Turning the Custom Menu on and off228
Restoring the Default Custom Menu229
Finding the Software Version and ID Number230
Displaying the "About" Screen230
When Do You Need this Information?231
Using Undefined or Defined Variables233
How Undefined and Defined Variables Are Treated233
Determining if a Variable Is Exists234
Deleting a Defined Variable236
Temporarily Overriding a Variable237
Using Exact, Approximate, and Auto Modes238
Exact Setting238
Approximate Setting239
Auto Setting240
Automatic Simplification242
Default Simplification Rules242
How Long Is the Simplification Process?244
Delayed Simplification for Certain Built-In Functions245
Functions that Use Delayed Simplification245
Substituting Values and Setting Constraints247
Typing the "With" Operator247
Substituting for a Variable247
Substituting for a Simple Expression248
Substituting Complex Values248
Be Aware of the Limitations of Substitutions249
Specifying Domain Constraints251
Using Substitutions Vs. Defining a Variable252
Overview of the Algebra Menu253
Common Algebraic Operations256
Adding or Dividing Polynomials256
Factoring and Expanding Polynomials257
Finding Prime Factors of a Number257
Finding Partial Expansions258
Solving an Equation258
Solving a System of Linear Equations259
Finding the Zeros of an Expression261
Finding Proper Fractions and Common Denominators262
Overview of the Calc Menu263
Common Calculus Operations265
Integrating and Differentiating265
Finding a Limit266
Finding a Taylor Polynomial267
User-Defined Functions and Symbolic Manipulation267
For Information about Creating a User-Defined Function268
Undefined Functions268
Single-Statement Functions268
Multi-Statement Vs. Single-Statement Functions269
If You Get an Out-Of-Memory Error271
Freeing up Memory271
Simplifying Problems272
Special Constants Used in Symbolic Manipulation273
Undef276
Entering Constants or Units277
From a Menu277
Using Parentheses with Units in a Calculation280
Converting from One Unit to Another281
For All Units Except Temperature281
For Temperature Values284
For Temperature Ranges285
Setting the Default Units for Displayed Results285
If You're Using the si or ENG/US System286
Setting Custom Defaults286
What Is the None Default?287
Creating Your Own User-Defined Units288
Why Use Your Own Units?288
Rules for User-Defined Unit Names289
Defining a Unit289
List of Pre-Defined Constants and Units290
Defaults for si and ENG/US290
Constants291
Length292
Area293
Volume293
Time293
Velocity294
Acceleration294
Temperature294
Luminous Intensity294
Amount of Substance295
Mass295
Force295
Energy295
Power296
Pressure296
Viscosity, Kinematic296
Viscosity, Dynamic297
Frequency297
Electric Current297
Potential297
Resistance298
Capacitance298
Mag Field Strength298
Mag Flux Density298
Magnetic Flux299
Inductance299
Basic Function Graphing300
Overview of Steps in Graphing Functions300
Exploring the Graph301
Setting the Graph Mode301
Graph Mode302
Angle Mode303
Checking the Status Line303
Defining Functions for Graphing303
Defining a New Function303
Editing a Function305
Clearing a Function305
Shortcuts to Move the Cursor306
From the Home Screen or a Program306
Selecting Functions to Graph307
Selecting or Deselecting Functions307
Setting the Display Style for a Function309
Displaying or Changing a Function’s Style309
If You Use above or below Shading310
Displaying Window Variables in the Window Editor311
Changing the Values312
Changing the Graph Format313
Displaying Graph Format Settings313
Changing Settings314
Graphing the Selected Functions315
Displaying the Graph Screen315
Interrupting Graphing315
If You Need to Change the Viewing Window316
Smart Graph316
Displaying Coordinates with the Free-Moving Cursor317
Tracing a Function318
Beginning a Trace319
Moving Along a Function319
Moving from Function to Function320
Automatic Panning321
Using Quickcenter321
Before/After Using Quickcenter321
Canceling Trace322
Using Zooms to Explore a Graph322
Overview of the Zoom Menu323
Zooming in with a Zoom Box325
Zooming in and out on a Point326
Changing Zoom Factors326
Saving or Recalling a Viewing Window327
Restoring the Standard Viewing Window328
Using Math Tools to Analyze Functions328
Overview of the Math Menu329
Finding y(X) at a Specified Point330
Finding a Zero, Minimum, or Maximum Within an Interval331
Finding the Intersection of Two Functions Within an Interval331
Finding the Derivative (Slope) at a Point332
Finding the Numerical Integral over an Interval332
Finding an Inflection Point Within an Interval333
Finding the Distance between Two Points333
Drawing a Tangent Line334
Finding an Arc Length335
Shading the Area between a Function and the X Axis335
Shading the Area between Two Functions Within an Interval336
Overview of Steps in Graphing Polar Equations338
Differences in Polar and Function Graphing340
Defining Polar Equations on the Y= Editor340
Selecting the Display Style341
Window Variables341
Setting the Graph Format342
Exploring a Graph343
Overview of Steps in Graphing Parametric Equations345
Differences in Parametric and Function Graphing347
Defining Parametric Equations on the Y= Editor347
Selecting Parametric Equations348
Overview of Steps in Graphing Sequences353
Differences in Sequence and Function Graphing355
Defining Sequences on the Y= Editor355
Selecting Sequences357
Setting Axes for Time, Web, or Custom Plots362
Displaying the Axes Dialog Box362
Using Web Plots363
Valid Functions for Web Plots363
When You Display the Graph Screen363
Drawing the Web364
Example: Convergence365
Example: Divergence367
Example: Oscillation368
Using Custom Plots369
Example: Predator-Prey Model370
Using a Sequence to Generate a Table372
Example: Fibonacci Sequence372
Overview of Steps in Graphing 3D Equations374
Graphing 3D Equations374
Differences in 3D and Function Graphing376
Defining 3D Equations on the Y= Editor376
Moving the Cursor in 3D381
How to Move the Cursor381
Simple Example of Moving the Cursor382
Example of the Cursor on a Hidden Surface383
Example of an "Off the Curve" Cursor384
Rotating And/Or Elevating the Viewing Angle385
How the Viewing Angle Is Measured386
Effect of Changing Eye Theta387
Effect of Changing Eye Phi388
Effect of Changing Eye Psi388
Animating a 3D Graph Interactively390
The Viewing Orbit390
Animating the Graph391
Animating a Series of Graph Pictures392
Changing the Axes and Style Formats392
Displaying the Graph Formats Dialog Box392
Examples of Axes Settings393
Examples of Style Settings394
Be Aware of Possible Optical Illusions394
Contour Plots395
Selecting the Graph Format Style396
How Are Z Values Determined?398
Drawing a Contour for the Z Value of a Selected Point Interactively399
Drawing Contours for Specified Z Values400
Notes about Contour Plots400
Example: Contours of a Complex Modulus Surface401
Implicit Plots403
Explicit and Implicit Forms403
Notes about Implicit Plots406
Example: Implicit Plot of a more Complicated Equation406
Overview of Steps in Graphing Differential Equations409
Differences in Diff Equations and Function Graphing411
Defining Differential Equations on the Y= Editor411
Selecting Differential Equations412
Setting Graph Formats413
The Fldpic System Variable418
Setting the Initial Conditions420
Entering Initial Conditions in the Y= Editor421
If You Do Not Enter an Initial Condition in the Y= Editor421
Selecting an Initial Condition Interactively from the Graph Screen423
Note about Tracing a Solution Curve424
Defining a System for Higher-Order Equations425
Transforming an Equation into a 1St-Order System425
Example of a 2Nd-Order Equation427
Example of a 3Rd-Order Equation431
Setting Axes for Time or Custom Plots434
Example of Time and Custom Axes435
Predator-Prey Model436
Example Comparison of RK and Euler439
Example of the Desolve ( ) Function444
Troubleshooting with the Fields Graph Format447
Setting the Fields Graph Format447
What Order Equation Are You Graphing?447
Fields=Slpfld449
Fields=Dirfld450
Fields=Fldoff451
If You Use the Table Screen to View Differential Equations452
Overview of Steps in Generating a Table454
Exploring the Table455
Setting up the Table Parameters455
Displaying the Table Setup Dialog Box456
Which Setup Parameters to Use457
Changing the Setup Parameters457
Displaying an Automatic Table459
Before You Begin459
Displaying the Table Screen459
Changing the Cell Width461
How Numbers Are Displayed in a Cell461
If Results Are Complex Numbers463
Editing a Selected Function463
If You Want to Change the Setup Parameters464
Building a Manual (Ask) Table464
Entering or Editing an Independent Variable Value465
Entering a List in the Independent Variable Column466
Adding, Deleting, or Clearing467
Cell Width and Display Formats467
Collecting Data Points from a Graph469
Collecting the Points469
Notes about Sysdata Variable470
Graphing a Function Defined on the Home Screen471
What Is the "Native" Independent Variable?471
Copying from the Home Screen to the Y= Editor472
Graphing Directly from the Home Screen473
Clearing the Graph Screen474
Extra Benefits of User-Defined Functions475
Graphing a Piecewise Defined Function475
Using the When Function476
Using a Multi-Statement, User-Defined Function477
Graphing a Family of Curves479
Examples Using the Y= Editor480
Example Using the Graph Command480
Simultaneous Graphs with Lists481
When Tracing a Family of Curves481
Using the Two-Graph Mode482
Setting the Mode482
The Two-Graph Screen483
Independent Graph-Related Features484
The Y= Editor in Two-Graph Mode485
Using a Split Screen486
Remember that the Two Sides Are Independent486
Drawing a Function or Inverse on a Graph487
Drawing a Function, Parametric, or Polar Equation488
Drawing the Inverse of a Function489
Drawing a Line, Circle, or Text Label on a Graph490
Clearing All Drawings490
Drawing a Point or a Freehand Line491
Erasing Individual Parts of a Drawing Object492
Drawing a Line between Two Points492
Drawing a Circle493
Drawing a Horizontal or Vertical Line494
Drawing a Line Based on a Point and a Slope495
Typing Text Labels496
Saving and Opening a Picture of a Graph497
Saving a Picture of the Whole Graph Screen497
Saving a Portion of the Graph Screen498
Opening a Graph Picture499
For Pictures Saved from a Portion of the Graph Screen499
Deleting a Graph Picture500
From a Program or the Home Screen500
Cyclepic Command500
Saving and Opening a Graph Database503
Elements in a Graph Database503
Saving the Current Graph Database504
Opening a Graph Database504
Deleting a Graph Database505
Setting and Exiting the Split Screen Mode506
Setting the Split Screen Mode506
Setting the Initial Applications507
Other Modes that Affect a Split Screen508
Split Screens and Pixel Coordinates508
Exiting the Split Screen Mode509
When You Turn off the Calculator510
Split-Screen Status Indicators on the Apps Desktop510
Selecting the Active Application512
Switching between Applications513
Opening a Different Application513
Using 2Nd QUIT to Display the Home Screen514
When Using a Top-Bottom Split514
Overview of List, Data, and Matrix Variables516
List Variable516
Data Variable517
Matrix Variable519
Starting a Data/Matrix Editor Session520
Creating a New Data, Matrix, or List Variable520
Using the Current Variable521
Creating a New Variable from the Data/Matrix Editor522
Opening Another Variable522
Deleting a Variable523
Entering and Viewing Cell Values523
The Data/Matrix Editor Screen523
Entering or Editing a Value in a Cell524
Scrolling through the Editor525
How Rows and Columns Are Filled Automatically525
Clearing a Column or All Columns528
Defining a Column Header with an Expression528
Entering a Header Definition528
Clearing a Header Definition531
Using an Existing List as a Column531
To Fill a Matrix with a List532
The Auto-Calculate Feature532
Using Shift and Cumsum Functions in a Column Header533
Using the Shift Function534
Using the Cumsum Function535
Sorting Columns535
Sorting a Single Column536
Sorting All Columns Based on a "Key" Column536
Saving a Copy of a List, Data, or Matrix Variable537
Valid Copy Types538
Procedure538
To Copy a Data Column to a List539
Overview of Steps in Statistical Analysis540
Performing a Statistical Calculation541
The Calculate Dialog Box541
From the Data/Matrix Editor542
Redisplaying the Stat Vars Screen544
Statistical Calculation Types545
Selecting the Calculation Type545
Statistical Variables548
Calculated Variables548
Defining a Statistical Plot550
Selecting or Deselecting a Plot553
Copying a Plot Definition554
Clearing a Plot Definition554
Statistical Plot Types554
Scatter555
XY Line555
Box Plot556
Histogram557
Using the Y= Editor with Stat Plots558
Showing the List of Stat Plots559
To Graph Plots and Y= Functions560
Graphing and Tracing a Defined Stat Plot560
Defining the Viewing Window561
Tracing a Stat Plot562
Using Frequencies and Categories563
Example of a Frequency Column563
Example of a Category Column565
If You Have a CBL 2 or CBR568
How CBL 2 Data Is Stored568
Referring to the CBL 2 Lists569
Creating a Data Variable with the CBL 2 Lists569
Cbr571
Running an Existing Program572
Running a Program572
"Breaking" a Program573
Where Is the Output Displayed?574
The Program I/O Screen574
Leaving the Program I/O Screen575
Starting a Program Editor Session576
Starting a New Program or Function576
Resuming the Current Program577
Starting a New Program from the Program Editor578
Opening a Previous Program578
Copying a Program579
Note about Deleting a Program579
Overview of Entering a Program579
Entering and Editing Program Lines580
Entering Multi- Command Lines580
Entering Comments581
Controlling the Flow of a Program581
Using Indentation582
Displaying Calculated Results582
Getting Values into a Program583
Example of Passing Values to a Program584
Overview of Entering a Function585
Why Create a User-Defined Function?585
Differences between Functions and Programs586
Entering a Function587
How to Return a Value from a Function588
Example of a Function589
Calling One Program from Another590
Calling a Separate Program591
Calling an Internal Subroutine591
Notes about Using Subroutines592
Using Variables in a Program593
Scope of Variables593
Circular Definition Errors595
Variable-Related Commands and Functions596
Using Local Variables in Functions or Programs597
Example of a Local Variable598
What Causes an Undefined Variable Error Message?598
You Must Initialize Local Variables599
To Perform Symbolic Calculations600
String Operations600
How Strings Are Used601
String Commands602
Conditional Tests603
Entering a Test Operator604
Relational Tests604
Boolean Tests605
The Not Function605
Using If, Lbl, and Goto to Control Program Flow606
F2 Control Toolbar Menu606
If Command607
If...then...endif Structures607
If...then...else... Endif Structures608
If...then...elseif... Endif Structures608
Lbl and Goto Commands609
Using Loops to Repeat a Group of Commands610
For...endfor Loops611
While...endwhile Loops613
Loop...endloop Loops614
Repeating a Loop Immediately616
Lbl and Goto Loops616
Configuring the Voyage 200616
Configuration Commands617
Entering the Setmode Command617
Getting Input from the User and Displaying Output618
F3 I/O Toolbar Menu619
Input Commands619
Output Commands620
Graphical User Interface Commands621
Creating a Custom Menu622
Defining a Custom Menu624
Creating a Table or Graph627
Table Commands627
Graphing Commands627
Graph Picture and Database Commands628
Drawing on the Graph Screen629
Pixel Vs. Point Coordinates629
Erasing Drawn Objects630
Drawing a Point or Pixel631
Drawing Lines and Circles631
Drawing Expressions632
Accessing Another Voyage 200, a CBL 2, or a CBR632
Accessing Another Voyage 200633
Accessing a CBL 2 or CBR634
Debugging Programs and Handling Errors634
Run-Time Errors635
Debugging Techniques635
Error-Handling Commands636
Example: Using Alternative Approaches636
Where to Get Assembly-Language Programs641
Note about TI-GRAPH LINK641
Running an Assembly-Language Program642
Shortcuts to Run a Program642
You Cannot Edit an Assembly-Language Program643
Displaying a List of Assembly-Language Programs643
For Information about Writing an Assembly-Language Program644
Starting a Text Editor Session645
Starting a New Session645
Resuming the Current Session646
Starting a New Session from the Text Editor647
Opening a Previous Session647
Copying a Session648
Note about Deleting a Session648
Entering and Editing Text648
Typing Text649
Typing Alphabetic Characters650
Deleting Characters651
Highlighting Text651
Replacing or Deleting Highlighted Text652
Cutting, Copying, and Pasting Text652
Finding Text653
Clearing the Text Editor655
Selecting Characters from the CHAR Menu655
Displaying the Keyboard Map656
Typing Special Symbols from the Keyboard657
Typing Accent Marks from the Voyage 200 Keyboard658
Typing Greek Letters from the Keyboard659
For a List of All Special Characters660
Entering and Executing a Command Script660
Inserting a Command Mark660
Deleting a Command Mark661
Executing a Command662
Splitting the Text Editor/Home Screen662
Creating a Script from Your Home Screen Entries663
Displaying the Solver and Entering an Equation665
Displaying the Numeric Solver665
Recalling Previously Entered Equations667
Saving Equations for Future Use668
Opening a Saved Equation668
Defining the Known Variables669
Defining the List of Variables669
Notes and Common Errors670
Editing the Equation672
Specifying an Initial Guess And/Or Bounds (Optional)672
Solving for the Unknown Variable673
Finding the Solution673
Graphing the Solution674
Displaying the Graph675
How the Graph Affects Various Settings676
Selecting a New Initial Guess from the Graph677
Returning to a Full Screen677
Clearing Variables before Leaving the Numeric Solver678
Entering and Converting Number Bases679
Entering a Binary or Hexadecimal Number679
Converting between Number Bases680
Alternate Method for Conversions680
Performing Math Operations with Hex or bin Numbers681
Setting the Base Mode for Displayed Results681
Dividing When Base = HEX or bin682
Size Limitations When Base = HEX or bin683
Comparing or Manipulating Bits683
Rotating and Shifting Bits685
Checking and Resetting Memory688
Displaying the Memory Screen688
Resetting the Memory689
Displaying the VAR-LINK Screen690
Variable Types as Listed on VAR-LINK692
Closing the VAR-LINK Screen692
Displaying Information about Variables on the Home Screen693
Manipulating Variables and Folders with VAR-LINK693
Showing the Contents of a Variable694
Selecting Items from the List694
Folders and Variables695
Creating a Folder from the VAR-LINK Screen697
Creating a Folder from the Home Screen697
Setting the Current Folder from the Home Screen698
Setting the Current Folder from the MODE Dialog Box698
Renaming Variables or Folders699
Using Variables in Different Folders699
Listing Only a Specified Folder And/Or Variable Type, or Flash Application700
Copying or Moving Variables from One Folder to Another702
Locking or Unlocking Variables Folders, or Flash Applications702
Deleting a Folder from the VAR-LINK Screen703
Deleting a Variable or a Folder from the Home Screen704
Pasting a Variable Name to an Application704
Which Applications Can You Use?704
Archiving and Unarchiving a Variable706
Why Would You Want to Archive a Variable?706
From the VAR-LINK Screen707
If a Garbage Collection Message Is Displayed708
Responding to the Garbage Collection Message708
Why Not Perform Garbage Collection Automatically, Without a Message?709
Why Is Garbage Collection Necessary?709
How Unarchiving a Variable Affects the Process710
If the Memory Screen Shows Enough Free Space711
The Garbage Collection Process711
Memory Error When Accessing an Archived Variable712
What Causes the Memory Error?712
Correcting the Error713
Connectivity715
Connecting Two Units715
Connecting before Sending or Receiving715
Two Voyage 200 Calculators Linked Together715
A TI-89 Titanium and a Voyage 200 Linked Together716
Transmitting Variables, Flash Applications, and Folders716
Setting up the Units717
Rules for Transmitting Variables, Flash Applications, or Folders719
Canceling a Transmission721
Common Error and Notification Messages721
Deleting Variables, Flash Applications, or Folders723
Where to Get Flash Applications (Apps)724
Transmitting Variables under Program Control724
The "Chat" Program725
Running the Program726
Stopping the Program727
Upgrading the Operating System (OS)727
Important Operating System Download Information728
Backing up Your Unit before an Operating System Installation728
Where to Get Operating System Upgrades729
Transferring the Operating System729
To Transfer the Operating System (OS) from Unit to Unit730
Do Not Attempt to Cancel an Operating System Transfer731
If You Are Upgrading the Operating System on Multiple Units731
Error Messages731
Collecting and Transmitting ID Lists732
ID Lists and Group Certificates732
Collecting ID Lists733
Clearing the ID List734
Compatibility Among the TI-89 Titanium, Voyage 200, TI-89, and TI-92 Plus735
Link Transmission Table736
Activities737
Analyzing the Pole-Corner Problem737
Maximum Length of Pole in Hallway737
Deriving the Quadratic Formula739
Performing Computations to Derive the Quadratic Formula740
Exploring a Matrix742
Exploring a 3X3 Matrix743
Exploring Cos(X) = sin(X)744
Method 1: Graph Plot744
Method 2: Symbolic Manipulation745
Finding Minimum Surface Area of a Parallelepiped746
Exploring a 3D Graph of the Surface Area of a Parallelepiped746
Finding the Minimum Surface Area Analytically747
Running a Tutorial Script Using the Text Editor748
Decomposing a Rational Function750
Studying Statistics: Filtering Data by Categories753
Filtering Data by Categories754
CBL 2 Program for the Voyage 200757
Studying the Flight of a Hit Baseball759
Setting up a Parametric Graph and Table760
Optional Exercise762
Visualizing Complex Zeros of a Cubic Polynomial762
Visualizing Complex Roots762
Summary765
Solving a Standard Annuity Problem765
Finding the Interest Rate of an Annuity766
Finding the Future Value of an Annuity767
Computing the Time-Value-Of-Money767
Time-Value-Of- Money Function767
Finding the Monthly Payment769
Finding the Number of Payments769
Finding Rational, Real, and Complex Factors769
Finding Factors770
Simulation of Sampling Without Replacement771
Sampling-Without- Replacement Function771
Sampling Without Replacement772
Using Vectors to Determine Velocity772
Functions and Instructions778
Categorical Listing of Operations779
Alphabetical Listing of Operations783
Abs Math/Number Menu783
And Math/Test and Math/Base Menus783
Andpic Catalog784
Angle Math/Complex Menu784
Approx Math/Algebra Menu785
Archive Catalog785
Arclen Math/Calculus Menu785
Augment Math/Matrix Menu786
Avgrc Catalog786
Clrgraph Catalog790
Clrhome Catalog790
Clrio Catalog790
Clrtable Catalog790
Comdenom Math/Algebra Menu791
Conj Math/Complex Menu791
Copyvar Catalog792
Cos X Key792
Cose 2 R Key793
Cosh Math/Hyperbolic Menu794
Coshe Math/Hyperbolic Menu794
Cot Math/Trig Menu794
Coth Math/Hyperbolic Menu795
Crossp Math/Matrix/Vector Ops Menu795
Csc Math/Trig Menu795
Csch Math/Hyperbolic Menu796
Csolve Math/Algebra/Complex Menu796
Cubicreg Math/Statistics/Regressions Menu798
Сumsum Math/List Menu799
Custmoff/On Catalog799
Cycle Catalog800
Cyclepic Catalog800
Cylind Math/Matrix/Vector Ops Menu800
Czeros Math/Algebra/Complex Menu800
Data-Mat Catalog/Math/List Menu802
D 2Nd(D) Key or Math/Calculus Menu802
Dayofwk Catalog803
Ddcmath/Angle Menu803
Dec Math/Base Menu803
Define Catalog804
Delfold Catalog804
Deltype Catalog805
Delvar Catalog805
Desolve Math/Calculus Menu805
Det Math/Matrix Menu806
Diag Math/Matrix Menu807
Dialog Catalog807
DIM Math/Matrix/Dimensions Menu807
Disp Catalog808
Dispg Catalog808
Disphome Catalog808
Disptbl Catalog808
Dotp Math/Matrix/Vector Ops Menu809
Drawfunc Catalog809
Drawinv Catalog809
Drawparm Catalog810
Drawpol Catalog810
Drawslp Catalog810
Dropdown Catalog810
Drwctour Catalog811
E 2Nd EE Key811
Eigvc Math/Matrix Menu812
Eigvl Math/Matrix Menu812
Entry Catalog813
Exact Math/Number Menu813
Exec Catalog813
Exit Catalog814
Exp-List Catalog814
Expand Math/Algebra Menu814
Expr Math/String Menu815
Expreg Math/Statistics/Regressions Menu816
Factor Math/Algebra Menu816
Fill Math/Matrix Menu817
Floor Math/Number Menu817
Fmax Math/Calculus Menu818
Fmin Math/Calculus Menu818
Fnoff Catalog818
Fnon Catalog819
For Catalog819
Format Math/String Menu819
Fpart Math/Number Menu820
Func Catalog820
Gcd Math/Number Menu820
Getcalc Catalog821
Get Confg Catalog821
Getdate Catalog821
Getdenom Math/Algebra/Extract Menu822
Getdtfmt Catalog822
Getdtstr Catalog822
Getkey Catalog822
Getmode Catalog823
Getnum Math/Algebra/Extract Menu823
Gettime Catalog823
Gettmstr Catalog823
Gettmzn Catalog824
Gettype Catalog824
Getunits Catalog824
Goto Catalog825
Grad Catalog/Math/Angle Menu825
Graph Catalog825
Hex Math/Base Menu826
Identity Math/Matrix Menu826
If Catalog826
Impdif Math/Calculus Menu, CATALOG827
Input Catalog827
Inputstr Catalog828
Instring Math/String Menu828
Int Catalog828
Intdiv Catalog828
Ipart Math/Number Menu829
Isarchiv Catalog829
Islocked Catalog829
Isprime Math/Test Menu829
Item Catalog830
Lbl Catalog830
Lcm Math/Number Menu830
Left Catalog830
Limit Math/Calculus Menu831
Line Catalog831
Linehorz Catalog832
Linetan Catalog833
Linevert Catalog833
Linreg Catalog833
Math/List Menu834
List-Mat Math/List Menu834
Ln Math/String Menu834
Ln Key834
Lnreg Math/Statistics/Regressions Menu835
Local Catalog835
Lock Catalog835
Log Catalog836
Logbase Math/String Menu836
Logistic Math/Statistics/Regressions Menu837
Loop Catalog837
LU Math/Matrix Menu838
Mat-Data Math/List Menu838
Mat-List Math/List Menu839
Max Math/List Menu839
Mean Math/Statistics Menu839
Median Math/Statistics Menu839
Medmed Math/Statistics/Regressions Menu840
MID Math/String Menu840
Min Math/List Menu841
Mod Math/Number Menu841
Movevar Catalog841
Mrowadd Math/Matrix/Row Ops Menu841
Ncr Math/Probability Menu842
Nderiv Math/Calculus Menu842
Newdata Catalog842
Newfold Catalog843
Newlist Catalog843
Newmat Catalog also Math/Matrix Menu843
Newpic Catalog843
Newplot Catalog844
Newprob Catalog844
Nint Math/Calculus Menu844
Math/Matrix/Norms Menu845
Not Math/Test Menu845
Npr Math/Probability Menu845
Nsolve Math/Algebra Menu846
Onevar Math/Statistics Menu846
Or Math/Test Menu847
Ord Math/String Menu847
Output Catalog847
P-Px Math/Angle Menu848
P-Ry Math/Angle Menu848
Part Catalog848
Passerr Catalog850
Pause Catalog850
Plotsoff Catalog851
Plotson Catalog851
Polar Math/Matrix/Vector Ops Menu851
Polyeval Math/List Menu851
Popup Catalog852
Powerreg Math/Statistics/Regressions Menu852
Prgm Catalog852
Product Math/List Menu852
Prompt Catalog853
Propfrac Math/Algebra Menu853
Ptchg Catalog853
Ptoff Catalog853
Pton Catalog854
Xypttest Catalog854
Pttext Catalog854
Pxlcrcl Catalog854
Pxlline Catalog855
Pxloff Catalog855
Pxlon Catalog855
Pxltest Catalog855
Pxlvert Catalog856
QR Math/Matrix Menu856
Quadreg Math/Statistics/Regressions Menu857
Quartreg Math/Statistics/Regressions Menu857
R-P0 Math/Angle Menu858
R-Pr Math/Angle Menu858
Rad Catalog/Math/Angle Menu858
Rand Math/Probability Menu858
Randmat Math/Probability Menu859
Randnorm Math/Probability Menu859
Randseed Math/Probability Menu859
Rclgdb Catalog859
Rect Math/Matrix/Vector Ops Menu860
Ref Math/Matrix Menu860
Remain Math/Number Menu861
Rename Catalog861
Request Catalog861
Return Catalog861
Right Math/List Menu862
Root Catalog/Math/Number Menu862
Rotate Math/Base Menu862
Round Math/Number Menu863
Rowadd Math/Matrix/Row Ops Menu863
Rowdim Math/Matrix/Dimensions Menu863
Rownorm Math/Matrix/Norms Menu863
Rowswap Math/Matrix/Row Ops Menu864
Rplcpic Catalog864
Rref Math/Matrix Menu864
Sec Math/Trig Menu864
Sech Math/Hyperbolic Menu865
Send Catalog865
Sendcalc Catalog865
Sendchat Catalog866
Seq Math/List Menu866
Setdate Catalog866
Setdtfmt Catalog866
Setfold Catalog867
Setgraph Catalog867
Setmode Catalog868
Settable Catalog869
Settime Catalog869
Settmfmt Catalog869
Settmzn Catalog870
Setunits Catalog870
Shade Catalog871
Shift Catalog872
Showstat Catalog873
Sign Math/Number Menu873
Simult Math/Matrix Menu873
Sin Key874
2Nd Sin-1 Key874
Sinh Math/Hyperbolic Menu875
Sinh-1 Math/Hyperbolic Menu875
Sinreg Math/Statistics/Regressions Menu876
Solve Math/Algebra Menu876
Sorta Math/List Menu878
Sortd Math/List Menu878
Sphere Math/Matrix/Vector Ops Menu879
Starttmr Catalog879
Stddev Math/Statistics Menu879
Stddevpop Math/Statistics Menu880
Stogdb Catalog880
Stop Catalog881
Stopic Catalog881
Store Catalog881
Style Catalog881
Submat Catalog882
Sum Math/List Menu882
Switch Catalog882
T(Transpose) Math/Matrix Menu883
Table Catalog883
Tan Key884
2Nd (TAN-1) Key884
Tanh Math/Hyperbolic Menu885
Tanh-1 Math/Hyperbolic Menu885
Taylor Math/Calculus Menu885
Tcollect Math\Algebra\Trig Menu886
Texpand Math\Algebra\Trig Menu886
Text Catalog886
Timecnv Catalog886
Title Catalog887
Tmpcnv Catalog887
Toolbar Catalog888
Trace Catalog888
Try Catalog888
Twovar Math/Statistics Menu889
Unarchiv Catalog889
Unit Math/Matrix/Vector Ops Menu889
Unlock Catalog889
Variance()Math/Statistics Menu890
When Catalog890
While Catalog891
Xor Math/Test Menu891
Xorpic Catalog892
Zeros Math/Algebra Menu893
Zoombox Catalog894
Zoomdata Catalog895
Zoomdec Catalog895
Zoomfit Catalog896
Zoomin Catalog896
Zoomint Catalog896
Zoomout Catalog897
Zoomprev Catalog897
Zoomrcl Catalog897
Zoomsqr Catalog897
Zoomstd Catalog898
Zoomsto Catalog898
Zoomtrig Catalog898
-(Subtract) Key899
* (Multiply) X Key899
/(Divide) : Key900
.+ (Dot Add) .+Key901
.- (Dot Subt.) .-Key901
.* (Dor Mult.) .X Keys902
- Negative (-) Key and Math/Base Menu902
% (Percent) Char/Punctuation Menu903
= (Equal) = Key903
< 2Nd < Key904
> 2Nd < Key904
! (Factorial) 2Nd W Key905
& (Append) 2Nd H Key905
Integrate905
Square Root906
II (Product) Math/Calculus Menu906
E(Sum) Math/Calculus Menu906
#(Indirection) Catalog907
G (Gradian) Math/Angle Menu907
R (Radian) Math/Angle Menu907
O (Degree)907
Angle908
Prime908
_(Underscore) 2Nd_Key908
Convert909
10^ Catalog909
X-1 Catalog909
I ("With") 2Nd I Key910
Store910
Ob, Oh911
Technical Reference912
TI-89 Titanium/Voyage 200 Error Messages913
TI-89 Titanium/Voyage 200 Modes919
Graph919
Current Folder919
Display Digits919
Exponential Format920
Complex Format920
Vector Format921
Pretty Print921
Split Screen921
Split 1 App and Split 2 App921
Number of Graphs922
Graph 2922
Split Screen Ratio (Voyage 200 Only)922
Exact/Approx922
Base923
Unit System924
Custom Units924
Language924
Apps Desktop924
TI-89 Titanium/Voyage 200 Character Codes925
TI-89 Titanium Key Codes926
Key Codes for Primary Keys926
Arrow Keys (Including Diagonal Movement)928
Greek Letters928
Voyage 200 Key Codes928
Grave Accent Letters (Prefixed by 2Nd A)932
Cedilla Letters (Prefixed by 2Nd C)932
Acute Accent Letters (Prefixed by 2Nd E)933
Greek Letters (Prefixed by 2Nd G)933
Tilde Letters (Prefixed by 2Nd N)934
Caret Letters (Prefixed by 2Nd O)934
Umlaut Letters (Prefixed by 2Nd U)934
Entering Complex Numbers935
Overview of Complex Numbers935
Complex Format Mode for Displaying Results936
Using Complex Variables in Symbolic Calculations937
Complex Numbers and Degree Mode937
Accuracy Information938
Computational Accuracy938
Graphing Accuracy938
System Variables and Reserved Names938
Graph Zoom939
Statistics939
Data/Matrix940
Miscellaneous940
EOS (Equation Operating System) Hierarchy940
Order of Evaluation940
Parentheses, Brackets, and Braces941
Indirection941
Post Operators941
Negation941
Regression Formulas942
Least-Squares Algorithm942
Regressions942
Contour Levels and Implicit Plot Algorithm944
Runge-Kutta Method944
Bogacki-Shampine 3(2) Formula945
Battery Information946
When to Replace the Batteries946
Effects of Replacing the Batteries946
Battery Precautions946
Replacing the Alkaline Batteries in the TI-89 Titanium947
Replacing the Lithium Battery in the TI-89 Titanium947
Replacing the Alkaline Batteries in the Voyage 200947
Replacing the Lithium Battery in the Voyage 200948
In Case of Difficulty949
Programmer's Guide951
Setmode and Getmode952
Setgraph957

Texas Instruments Voyage 200 - From the Keyboard

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