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Differential Equation Graphing 453

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Main Important Information USA FCC Information Concerning Radio Frequency Interference Page Page Page Page Page Page Page Page Page Page Page Page Page Page Mode settings Mode settings Mode settings Mode settings Page Page Page Using the Catalog to access commands Page Page Page Page Page Page Workin g with Apps Workin g with AppsWorkin g with Apps Workin g with Apps Page Page Page Page Page Page Page Page Page Checking status information Checking status informationChecking status information Checking status information Turning off the Apps desktop Turning off the Apps desktopTurning off the Apps desktop Turning off the Apps desktop Page Page Page Page Page Page Page Page Page Using menus Using menusUsing menus Using menus Page Page Page Page Page Page Page Page Page Using split screens Using split screensUsing split screens Using split screens Page Page Page Page Page Managing Apps and operating system (OS) versions Page Page Page Page Page Page Page Previews PreviewsPreviews Previews Performing Computations Performing ComputationsPerforming Computations Performing Computations Page Page Page Page Page Page Page Page Symbolic Manipulation Symbolic ManipulationSymbolic Manipulation Symbolic Manipulation Page Constants and Measurement Units Constants and Measurement UnitsConstants and Measurement Units Constants and Measurement Units Page Basic Function Graphing I Basic Function Graphing I Basic Function Graphing I Basic Function Graphing I Page Page Basic Function Graphing II Basic Function Graphing II Basic Function Graphing II Basic Function Graphing II Page Page Basic Function Graphing III Basic Function Graphing IIIBasic Function Graphing III Basic Function Graphing III Page Parametric Graphing Parametric GraphingParametric Graphing Parametric Graphing Page Polar Graphing Polar Graphing Polar Graphing Polar Graphing Page Sequence Graphing Sequence Graphing Sequence Graphing Sequence Graphing Page Page 3D Graphing 3D Graphing 3D Graphing 3D Graphing Page Page Page Differential Equation Graphing Differential Equation GraphingDifferential Equation Graphing Differential Equation Graphing Page Page Page Page Additional Graphing Topics Additional Graphing TopicsAdditional Graphing Topics Additional Graphing Topics Page Table s Table sTable s Table s Page Split Screens Split ScreensSplit Screens Split Screens Page Page Data/Matrix Editor Data/Matrix EditorData/Matrix Editor Data/Matrix Editor Page Statistics and Data Plots Statistics and Data Plots Statistics and Data Plots Statistics and Data Plots Page Page Page Page Page Page Page Page Programming Programming Programming Programming Page Page Text Operations Text Operations Text Operations Text Operations Page Numeric Solver Numeric Solver Numeric Solver Numeric Solver Page Page Number Bases Number BasesNumber Bases Number Bases Page Page Page Page Page Page Page Page Page Page Setting the Display Contrast Setting the Display ContrastSetting the Display Contrast Setting the Display Contrast Page Page Modifier Keys Modifier KeysModifier Keys Modifier Keys Page Page Entering Alphabetic Characters Entering Alphabetic CharactersEntering Alphabetic Characters Entering Alphabetic Characters Page Page Entering Numbers Entering NumbersEntering Numbers Entering Numbers Page Page Page Page Page Page Page Page Formats of Displayed Results Formats of Displayed ResultsFormats of Displayed Results Formats of Displayed Results Page Page Page Page Page Editing an Expression in the Entry Line Page Page Page Menus MenusMenus Menus Page Page Page Page Page Selecting an Application Selecting an ApplicationSelecting an Application Selecting an Application Page Page Page Setting Modes Setting ModesSetting Modes Setting Modes Page Page Page Using the Clean Up Menu to Start a New Problem Page Using the Catalog Dialog Box Using the Catalog Dialog BoxUsing the Catalog Dialog Box Using the Catalog Dialog Box Page Page Page Page Page Storing and Recalling Variable Values Page Page Page Status Line Indicators in the Display Page 3 Page Calculator Home Screen Calculator Home ScreenCalculator Home Screen Calculator Home Screen Calculator Home Screen Calculator Home ScreenCalculator Home Screen Calculator Home Screen Page Page Page Page Text Editor Script Page Cutting, Copying, and Pasting Information Page Page Page Page Reusing a Previous Entry or the Last Answer Page Page Page Page Page Creating and Evaluating User-Defined Functions Page Page Page Page If an Entry or Answer Is Too Big Page Page Page Page Finding the Software Version and ID Number Page Symbolic Manipulation Symbolic ManipulationSymbolic Manipulation Symbolic Manipulation Using Undefined or Defined Variables Page Page Page Page Using Exact, Approximate, and Auto Modes Page Page Page Automatic Simplification Automatic SimplificationAutomatic Simplification Automatic Simplification Page Page Delayed Simplification for Certain Built-In Functions Page Substituting Values and Setting Constraints Page Page Page Page Page Overview of the Algebra Menu Overview of the Algebra MenuOverview of the Algebra Menu Overview of the Algebra Menu Page Page Common Algebraic Operations Common Algebraic OperationsCommon Algebraic Operations Common Algebraic Operations Page Page Page Page Page Page Overview of the Calc Menu Overview of the Calc MenuOverview of the Calc Menu Overview of the Calc Menu G Common Calculus Operations Common Calculus OperationsCommon Calculus Operations Common Calculus Operations Page User-Defined Functions and Symbolic Manipulation Page Page Page If You Get an Out-of-Memory Error If You Get an Out-of-Memory ErrorIf You Get an Out-of-Memory Error If You Get an Out-of-Memory Error Page Page Page Page Page Constants and Measurement Units Constants and Measurement UnitsConstants and Measurement Units Constants and Measurement Units Entering Constants or Units Entering Constants or UnitsEntering Constants or Units Entering Constants or Units Page Page Page Converting from One Unit to Another Page Page Page Setting the Default Units for Displayed Results Page Page Creating Your Own User-Defined Units Page Page List of Pre-Defined Constants and Units Page Page Page Page Page Page Page Page Basic Function Graphing Basic Function GraphingBasic Function Graphing Basic Function Graphing Overview of Steps in Graphing Functions Page Setting the Graph Mode Setting the Graph ModeSetting the Graph Mode Setting the Graph Mode Defining Functions for Graphing Defining Functions for GraphingDefining Functions for Graphing Defining Functions for Graphing Page Page Page Selecting Functions to Graph Selecting Functions to GraphSelecting Functions to Graph Selecting Functions to Graph Page Setting the Display Style for a Function Page Defining the Viewing Window Defining the Viewing WindowDefining the Viewing Window Defining the Viewing Window Page Changing the Graph Format Changing the Graph FormatChanging the Graph Format Changing the Graph Format Page Graphing the Selected Functions Graphing the Selected FunctionsGraphing the Selected Functions Graphing the Selected Functions Page Displaying Coordinates with the Free-Moving Cursor Page Tracing a Function Tracing a FunctionTracing a Function Tracing a Function Page Page Page Using Zooms to Explore a Graph Using Zooms to Explore a GraphUsing Zooms to Explore a Graph Using Zooms to Explore a Graph Page Page Page Page Using Math Tools to Analyze Functions Page Page Page Page Page Page Page Page Page Polar Graphing Polar GraphingPolar Graphing Polar Graphing Overview of Steps in Graphing Polar Equations Page Differences in Polar and Function Graphing Page Page Page Page Parametric Graphing Parametric GraphingParametric Graphing Parametric Graphing Page Differences in Parametric and Function Graphing Page Page Page Page Sequence Graphing Sequence GraphingSequence Graphing Sequence Graphing Overview of Steps in Graphing Sequences Page Differences in Sequence and Function Graphing Page Page Page Page Page Page Setting Axes for Time, Web, or Custom Plots Using Web Plots Using Web PlotsUsing Web Plots Using Web Plots Page Page Page Page Page Using Custom Plots Using Custom PlotsUsing Custom Plots Using Custom Plots Page Page Using a Sequence to Generate a Table Page 3D Graphing 3D Graphing3D Graphing 3D Graphing Overview of Steps in Graphing 3D Equations Page Differences in 3D and Function Graphing Page x increment = y increment = Page 8 to set Coordinates= POLAR. Moving the Cursor in 3D Moving the Cursor in 3DMoving the Cursor in 3D Moving the Cursor in 3D Page Page Page Rotating and/or Elevating the Viewing Angle Page Page Page Page Animating a 3D Graph Interactively Page Changing the Axes and Style Formats Page Page Contour Plots Contour PlotsContour Plots Contour Plots Page Page Page Page Page Example: Contours of a Complex Modulus Surface Page Implicit Plots Implicit PlotsImplicit Plots Implicit Plots Page Page Page Page Page Differential Equation Graphing Differential Equation GraphingDifferential Equation Graphing Differential Equation Graphing Page Differences in Diff Equations and Function Graphing Page Page Page Page Page Page Page Page Setting the Initial Conditions Setting the Initial ConditionsSetting the Initial Conditions Setting the Initial Conditions Page Page Page Defining a System for Higher-Order Equations Page Example of a 2nd-Order Equation Example of a 2nd-Order EquationExample of a 2nd-Order Equation Example of a 2nd-Order Equation Page Page Page Example of a 3rd-Order Equation Example of a 3rd-Order EquationExample of a 3rd-Order Equation Example of a 3rd-Order Equation Page Page Setting Axes for Time or Custom Plots Example of Time and Custom Axes Example of Time and Custom AxesExample of Time and Custom Axes Example of Time and Custom Axes Page Page Page Example Comparison of RK and Euler Page Page Page Page Example of the deSolve( ) Function Page Page Troubleshooting with the Fields Graph Format Page Page Fields=DIRFLD Fields=DIRFLDFields=DIRFLD Fields=DIRFLD @2 Fields=FLDOFF Fields=FLDOFFFields=FLDOFF Fields=FLDOFF @2 @jA Page Page Tabl es Tabl esTabl es Tabl es Overview of Steps in Generating a Table Setting Up the Table Parameters Setting Up the Table ParametersSetting Up the Table Parameters Setting Up the Table Parameters Page Page Page Displaying an Automatic Table Displaying an Automatic TableDisplaying an Automatic Table Displaying an Automatic Table Page Page Page Page Building a Manual (Ask) Table Building a Manual (Ask) TableBuilding a Manual (Ask) Table Building a Manual (Ask) Table Page Page Page Page Additional Graphing Topics Additional Graphing TopicsAdditional Graphing Topics Additional Graphing Topics Collecting Data Points from a Graph Page Graphing a Function Defined on the Home Screen Page Page Page Graphing a Piecewise Defined Function Page Page Page Graphing a Family of Curves Graphing a Family of CurvesGraphing a Family of Curves Graphing a Family of Curves Page Page Using the Two-Graph Mode Using the Two-Graph ModeUsing the Two-Graph Mode Using the Two-Graph Mode Page Page Page Page Drawing a Function or Inverse on a Graph Page Drawing a Line, Circle, or Text Label on a Graph Page Page Page Page Page Page Page Saving and Opening a Picture of a Graph Page Page Animating a Series of Graph Pictures Page Page Saving and Opening a Graph Database Page Page Split Screens Split ScreensSplit Screens Split Screens Setting and Exiting the Split Screen Mode Page Page Page Page Page Selecting the Active Application Selecting the Active ApplicationSelecting the Active Application Selecting the Active Application Page Page Page Data/Matrix Editor Data/Matrix EditorData/Matrix Editor Data/Matrix Editor Overview of List, Data, and Matrix Variables Page Page Page Starting a Data/Matrix Editor Session Page Page Entering and Viewing Cell Values Entering and Viewing Cell ValuesEntering and Viewing Cell Values Entering and Viewing Cell Values Page Page Page Page Defining a Column Header with an Expression Page Page Page Page Using Shift and CumSum Functions in a Column Header HeaderHeader Header Page Sorting Columns Sorting ColumnsSorting Columns Sorting Columns Page Saving a Copy of a List, Data, or Matrix Variable Page Page Statistics and Data Plots Statistics and Data PlotsStatistics and Data Plots Statistics and Data Plots Overview of Steps in Statistical Analysis Performing a Statistical Calculation Page 2. Specify applicable settings for the active items. Page Page Page Page Statistical Variables Statistical VariablesStatistical Variables Statistical Variables Page corr is defined for a linear regression only; R2 is defined for all polynomial regressions. Defining a Statistical Plot Defining a Statistical PlotDefining a Statistical Plot Defining a Statistical Plot 4. Specify applicable settings for the active items. Page Statistical Plot Types Statistical Plot TypesStatistical Plot Types Statistical Plot Types Page Page Page Page Page Graphing and Tracing a Defined Stat Plot Page Page Using Frequencies and Categories Using Frequencies and CategoriesUsing Frequencies and Categories Using Frequencies and Categories Page Page Page values are ignored. If You Have a CBL 2 or CBR If You Have a CBL 2 or CBRIf You Have a CBL 2 or CBR If You Have a CBL 2 or CBR Page Page Page Programming ProgrammingProgramming Programming Running an Existing Program Running an Existing ProgramRunning an Existing Program Running an Existing Program Page Page Page Starting a Program Editor Session Starting a Program Editor SessionStarting a Program Editor Session Starting a Program Editor Session Page Page Overview of Entering a Program Overview of Entering a ProgramOverview of Entering a Program Overview of Entering a Program Page Page Page Page Page Overview of Entering a Function Overview of Entering a FunctionOverview of Entering a Function Overview of Entering a Function Page Page Page Page Calling One Program from Another Calling One Program from AnotherCalling One Program from Another Calling One Program from Another Page Page Using Variables in a Program Using Variables in a ProgramUsing Variables in a Program Using Variables in a Program Page Page Page Using Local Variables in Functions or Programs Page Page Page Page String Commands String CommandsString Commands String Commands Conditional Tests Conditional TestsConditional Tests Conditional Tests Page Page Using If, Lbl, and Goto to Control Program Flow Page Page Page Using Loops to Repeat a Group of Commands Page Page Page Page Page Configuring the Configuring the Configuring the Configuring the TI-89 Titanium TI-89 TitaniumTI-89 Titanium TI-89 Titanium Page Getting Input from the User and Displaying Output Page Page Page Creating a Custom Menu Creating a Custom MenuCreating a Custom Menu Creating a Custom Menu Page Page Page Page Creating a Table or Graph Creating a Table or GraphCreating a Table or Graph Creating a Table or Graph Page Drawing on the Graph Screen Drawing on the Graph ScreenDrawing on the Graph Screen Drawing on the Graph Screen Page Drawing a Point or Pixel Drawing a Point or PixelDrawing a Point or Pixel Drawing a Point or Pixel Drawing Lines and Circles Drawing Lines and Circles Drawing Lines and CirclesDrawing Lines and Circles Drawing Expressions Drawing ExpressionsDrawing Expressions Drawing Expressions Page Page Debugging Programs and Handling Errors Page Example: Using Alternative Approaches Page Page Page Assembly-Language Programs Assembly-Language ProgramsAssembly-Language Programs Assembly-Language Programs Page Page Page Text Editor Text EditorText Editor Text Editor Starting a Text Editor Session Starting a Text Editor SessionStarting a Text Editor Session Starting a Text Editor Session Page Page Entering and Editing Text Entering and Editing TextEntering and Editing Text Entering and Editing Text Page Page Page Page Page Page Entering Special Characters Entering Special Characters Entering Special Characters Entering Special Characters Page Page Page Page Page Entering and Executing a Command Script Page Page Page Page Numeric Solver Numeric SolverNumeric Solver Numeric Solver Displaying the Solver and Entering an Equation Page Page Page Defining the Known Variables Defining the Known VariablesDefining the Known Variables Defining the Known Variables Page Page Page Solving for the Unknown Variable Solving for the Unknown VariableSolving for the Unknown Variable Solving for the Unknown Variable Graphing the Solution Graphing the SolutionGraphing the Solution Graphing the Solution Page Page Page Page Number Bases Number BasesNumber Bases Number Bases Entering and Converting Number Bases Page Page Page Comparing or Manipulating Bits Comparing or Manipulating BitsComparing or Manipulating Bits Comparing or Manipulating Bits Page Page Page Page Memory and Variable Management Memory and Variable ManagementMemory and Variable Management Memory and Variable Management Checking and Resetting Memory Checking and Resetting MemoryChecking and Resetting Memory Checking and Resetting Memory Page Displaying the VAR-LINK Screen Displaying the VAR-LINK ScreenDisplaying the VAR-LINK Screen Displaying the VAR-LINK Screen Page Page Page Page Page Page Page Page Page Page Page Page Page Pasting a Variable Name to an Application Page Archiving and Unarchiving a Variable Page If a Garbage Collection Message Is Displayed Page Page Page Page Page Page Connectivity ConnectivityConnectivity Connectivity Connecting Two Units Connecting Two UnitsConnecting Two Units Connecting Two Units Page Page Page Page Page Page Page Page Page Page Transmitting Variables under Program Control Page Page Page Upgrading the Operating System (OS) Page Page Page Page Collecting and Transmitting ID Lists Page Page Page Link Transmission Table Link Transmission TableLink Transmission Table Link Transmission Table Activities ActivitiesActivities Activities Analyzing the Pole-Corner Problem Analyzing the Pole-Corner ProblemAnalyzing the Pole-Corner Problem Analyzing the Pole-Corner Problem Page Deriving the Quadratic Formula Deriving the Quadratic FormulaDeriving the Quadratic Formula Deriving the Quadratic Formula Page Page Exploring a Matrix Exploring a MatrixExploring a Matrix Exploring a Matrix Page Exploring cos(x) = sin(x) Exploring cos(x) = sin(x)Exploring cos(x) = sin(x) Exploring cos(x) = sin(x) Page Finding Minimum Surface Area of a Parallelepiped Page Running a Tutorial Script Using the Text Editor Page Page Page Page Page Filtering Data by Categories Filtering Data by Categories Filtering Data by Categories Page Page CBL 2 Program for the CBL 2 Program for the CBL 2 Program for the CBL 2 Program for the TI-89 Titanium TI-89 TitaniumTI-89 Titanium TI-89 Titanium Page Studying the Flight of a Hit Baseball Page Page Visualizing Complex Zeros of a Cubic Polynomial Page Page Solving a Standard Annuity Problem Page Computing the Time-Value-of-Money Computing the Time-Value-of-MoneyComputing the Time-Value-of-Money Computing the Time-Value-of-Money Page Finding Rational, Real, and Complex Factors Page Simulation of Sampling without Replacement Using Vectors to Determine Velocity Page Page Page Page Appendix A: Functions and Instructions A r Circle 782 Appendix A: Functions and Instructions Categorical Listing of Operations Lists Algebra Calculus Graphics Appendix A: Functions and Instructions 783 Math Matrices 784 Appendix A: Functions and Instructions Programming Appendix A: Functions and Instructions 785 Statistics Strings abs() Alphabetical Listing of Operations AndPic angle() ans() approx() end augment() avgRC() [ ] 4Bin MATH/Base menu ceiling() BldData cFactor() char() checkTmr() CATALOG Circle ClockOff ClockOn ClrDraw ClrErr ClrGraph ClrHome @ ClrIO ClrTable conj() CopyVar cos() cos() Rkey cosh() cosh() MATH/Hyperbolic menu cot() cot coth coth() crossP() csc() csc csch csch() cSolve() Page Page CubicReg cumSum() CustmOff CustmOn Custom Cycle CyclePic 4Cylind MATH/Matrix/Vector ops menu cZeros() polynomials d Appendix A: Functions and Instructions 805 () data4 4mat CATALOG/MATH/List menu 4DD MATH/Angle menu 4Dec MATH/Base menu Define DelFold (deletes the folder games) (creates the folder games) DelType DelVar @k d deSolve() det() diag() Dialog dim() Disp DispG DispHome DispTbl 4DMS MATH/Angle menu dotP() DrawFunc DrawInv DrawParm DrawPol DrawSlp DropDown DrwCtour e ^ key exponent ^() skey eigVc() eigVl() Else ElseIf EndCustm EndLoop EndPrgm EndTBar EndTry EndWhile Exec Exit exp4 4list() CATALOG expand() expr() ExpReg factor() Fill floor() fMax() fMin() FnOff FnOn For format() fPart() Func gcd() Get GetCalc port = 2 port = 1 port = 0 getDenom() getDtFmt() getDtStr() getFold() getKey() getMode() getNum() getTime() getTmFmt() getTmStr() getTmZn() getType() getUnits() Goto 4Grad CATALOG/MATH/Angle menu Graph 4Hex MATH/Base menu identity() If block imag() ImpDif() Indirection See #(), page 908. rc yc xc inString() int() intDiv() integrate See () isLocked() isPrime() isVar() Item Lbl lcm() left() direction limit() Line LineHorz LineTan LineVert LinReg @ @@ @list() MATH/List menu list4 4mat() MATH/List menu 4ln MATH/String menu LnReg Local y x Lock log() 4logbase MATH/String menu Causes the input expression to be simplified to an expression using base Logistic [ Loop LU mat4 4data MATH/List menu mat4 4list() MATH/List menu max() mean() median() MedMed mid() min() mod() MoveVar mRow() mRowAdd() nCr() nDeriv() matrix list NewData NewFold newList() n2 . newMat() NewPlot NewProb nInt() norm() not nPr() nSolve() OneVar or ord() Output P4 4Rx() MATH/Angle menu P4 4Ry() MATH/Angle menu part() Page PassErr Pause PlotsOff PlotsOn 4Polar MATH/Matrix/Vector ops menu polyEval() PopUp PowerReg Prgm Product (PI) product() Prompt propFrac() PtChg PtOff PtOn ptTest() PtText PxlChg PxlCrcl PxlHorz PxlLine PxlOff PxlOn pxlTest() PxlText PxlVert QR QuadReg QuartReg R4 4Pq qq x,y q() MATH/Angle menu R4 4Pr() MATH/Angle menu 4Rad CATALOG/MATH/Angle menu rand() randMat() randNorm() randPoly() RandSeed RclGDB 4Rect MATH/Matrix/Vector ops menu ref() remain() Rename Request Return right() . root() rotate() round() rowAdd() rowDim() rowNorm() rowSwap() RplcPic rref() sec() sec sech() sech Send SendCalc SendChat seq() setDate() setDtFmt() setFold() setGraph() setMode() setTable() setTime() setTmFmt() setTmZn() setUnits() Shade shift() ShowStat sign() simult() [ ]] [[ ] sin() Qkey sinh() sinh() MATH/Hyperbolic menu SinReg [ solve() j @k SortA SortD 4Sphere MATH/Matrix/Vector ops menu startTmr() stdDev() stdDevPop() StoGDB Stop StoPic Store string() Style subMat() Sum (Sigma) sum() switch() Table tan() tan() S key tanh() tanh() MATH/Hyperbolic menu taylor() tCollect() tExpand() Text Then timeCnv() Title tmpCnv() @ @@ @tmpCnv() CATALOG Toolbar Trace Try TwoVar Unarchiv unitV() Unlock variance() ] when() While With See |, page 912. xor XorPic zeros() { ck ZoomBox ZoomData ZoomDec ZoomFit ZoomIn ZoomInt ZoomOut ZoomPrev ZoomRcl ZoomSqr ZoomStd ZoomSto ZoomTrig + (add) key Page (multiply) pkey ^ .+ (dot add) keys .. .. . (dot subt.) . (dot mult.) . / (dot divide) .^ (dot power) Zkeys (negate) key and MATH/Base menu % (percent) CHAR/Punctuation menu = (equal) key key < > ! (factorial) e key & (append) p key () (integrate) () (square root) 2] () (product) MATH/Calculus menu expression from (1/n,n,1,5) 1 120 (radian) MATH/Angle menu (degree) (angle) , ', " ' (prime) 2 key _ (underscore) key 4 (convert) 10^() x CATALOG (^-1) | (with) key !(store) key (comment) Program Editor/Control menu or d key 0b, 0h Appendix B: Technical Reference TI-89 Titanium / Voyage 200 Error Messages Page Page Page Page Page TI-89 Titanium / Voyage 200 Modes Page Page Split Screen Page Page TI-89 Titanium / Voyage 200 Character Codes TI-89 Titanium Key Codes TI-89 Titanium Key CodesTI-89 Titanium Key Codes TI-89 Titanium Key Codes " Appendix B: Technical Reference 930 Table 2: Arrow Keys Table 2: Arrow Keys Table 2: Arrow Keys Table 2: Arrow Keys Table 3: Greek Letters Table 3: Greek Letters Table 3: Greek Letters Voyage 200 Key Codes Voyage 200 Key CodesVoyage 200 Key Codes Voyage 200 Key Codes Table 1: Key Codes for Primary Keys Appendix B: Technical Reference 932 d * Key Modifier None 28 Page Page Appendix B: Technical Reference 935 Table 5: Acute Accent Letters Table 6: Greek Letters Table 7: Tilde Letters Table 8: Caret Letters Table 9: Umlaut Letters Entering Complex Numbers Entering Complex NumbersEntering Complex Numbers Entering Complex Numbers Real ii Use the following methods to enter a complex number. Complex Format Mode for Displaying Results Using Complex Variables in Symbolic Calculations Complex Numbers and Degree Mode Complex Numbers and Degree ModeComplex Numbers and Degree Mode Complex Numbers and Degree Mode Accuracy Infor mation Accuracy Infor mationAccuracy Infor mation Accuracy Infor mation @ x (# of x pixels N @ y (# of y pixels N System Variables and Reserved Names Graph GraphGraph Graph Statistics Statistics StatisticsStatistics EOS (Equation Operating System) Hierarchy Page Regression Formulas [] [] e b Contour Levels and Implicit Plot Algorithm Runge-Kutta Method Runge-Kutta MethodRunge-Kutta Method Runge-Kutta Method Bogacki-Shampine 3(2) Formula Bogacki-Shampine 3(2) FormulaBogacki-Shampine 3(2) Formula Bogacki-Shampine 3(2) Formula Battery Information Battery InformationBattery Information Battery Information Page Page In Case of Difficulty In Case of DifficultyIn Case of Difficulty In Case of Difficulty Page Appendix C: Programmers Guide setMode( ) and getMode( ) Page Page Page Page setGraph( ) setGraph( )setGraph( ) setGraph( ) Page Page Page Appendix D: Appendix D: Appendix D: Service and Warranty Infor mation Texas Instruments Support and Service Texas Instruments (TI) Warranty Information Appendix D: Service and Warranty Information 967 Australia & New Zealand Customers only Page TI-89 Titanium Shortcut Keys TI-89 Titanium Shortcut KeysTI-89 Titanium Shortcut Keys TI-89 Titanium Shortcut Keys Voyage 200 Shortcut Keys Voyage 200 Shortcut KeysVoyage 200 Shortcut Keys Voyage 200 Shortcut Keys Keystroke Differences Keystroke DifferencesKeystroke Differences Keystroke Differences Page Index IndexIndex Index