Document Outline

• Regulatory Information
  • U.S.A.
  • Europe
    • Declaration of Conformity (according to ISO/IEC Guide 22 and
• Notice
• The Keyboard' and Display
  • Organization of the Display
    • The Stack
  • Organization of the Keyboard
    • To cancel a shift key:
    • The CANCEL Key
  • Menus: Extending the Keyboard
    • Working with Menus
      • To display a menu:
      • To display the previous menu:
      • To select a function from a menu:
• EnteinO' and Edidng Objects
  • Keying In Numbers
    • To key in a simple number:
  • Keying In Characters (the Alpha Keyboard)
  • Keying in Special Characters
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    • To use CHARS to view or key in characters:
  • Keying In Objects with Delimiters
  • Using the Command Line
    • To change entry modes manually:
    • 1: 10 wamiSmamBniiin3iff!>3TOia?H3i
    • To retrieve a recent command line:
  • Viewing and Editing Objects
  • Using the Stack for Calculations
    • To use a two-argument command:
    • To enter more than one argument in the command line:
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    • To swap the objects in levels 1 and 2:
    • To duplicate the object in ievei 1:
    • To restore the stack to its previous state:
  • The Interactive Stack
    • To copy an object from the stack into the command line:
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    • 3-10 stack
  • stack Command Menu
• Modes
  • Using the MODES Application
    • To set the angle mode from the MODES application;
    • To set the angle mode directly from the keyboard:
    • To set the coordinate mode from the MODES application:
    • To set the fraction mark:
  • Using System Flags
    • To view or change flag settings using the Flag Browser:
  • MODES Submenus
  • HOME: Variables and Directories
  • Using The Variable Browser Application
    • "o: --::r in a different directory (change current direc-
    • To edit a variable:
    • To move a variable:
    • To purge variables:
  • Using Variables; The VAR Menu
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      • To enter a variable name onto the stack:
  • 5 Special Memory Operations
• InpRiit Foniìs and Lists
  • Input Forms
    • To enter a list of objects into an extended data field:
    • A Sample Pop-Up List: PLOT Types
    • To reset the value of a field to its default:
    • To reset the values of all fields to their defaults;
    • To determine which object types are valid for a data field:
    • A Sample TYPES Pop-Up List
    • To exit the input form after saving any global changes:
    • To exit the input form and discard any global changes"
    • To exit SOLVE input form and open PLOT input form (and vice-
    • versa):
  • How the EquationWriter Application Is Organized
  • Constructing Equations
    • To exit the EquationWriter application:
    • To enter numbers and names:
    • To include units:
    • To include ! (where) functions:
    • Controlling Implicit Parentheses
    • EquationWriter Examples
  • Editing Equations
    • To view a large equation or unit object:
    • To edit a subexpression of an equation:
    • To replace a subexpression with an algebraic from level 1:
  • Summary of EquationWriter Operations
• The HatrixWriter
  • How the HP 48 Displays Arrays
  • Entering Arrays
    • To enter a matrix using the MatrixWriter application:
    • To enter a vector using the WlatrixWriter application:
    • To enter numbers into more than one cell at a time:
    • To compute elements in the command line as you enter them:
  • Editing Arrays
    • To edit the contents of a cell:
    • To delete a column:
    • To add a row below the bottom row:
• Graphic Objects
  • The PICTURE Environment
    • To enter the PICTURE environment directly:
    • To exit the PICTURE environment:
  • Using the Picture Editor
    • To begin the Picture Editor:
    • To return to the main PICTURE environment from the Editor:
    • To return to the stack from the Picture Editor:
    • Turning Pixels On and Off
    • Adding Elements Using the Graphics Environment
      • To mark the current cursor position;
      • To draw a line segment on the current grob:
      • To draw a box on the current grob:
      • To draw a circle on the current grob:
      • To toggle a line segment on the current grob:
    • Editing and Erasing a Picture
      • To erase an entire picture:
      • To erase a rectangular area of the picture:
      • To copy a rectangular area of the picture to the stack:
      • To superimpose a second grob on top of the current one:
  • Saving and Viewing Graphic Objects
    • To save the currently displayed grob;
  • Graphic Object Coordinates
  • Graphic Object Commands
• Unit Objects
  • Overview of the Units Application
    • Units and Unit Objects
  • The UNITS Catalog Menu
    • Creating a Unit Object
      • To create a unit object in the command line:
    • Unit Prefixes
  • Converting Units
    • Using the UNITS Catalog Menu
    • Using CONVERT
      • To convert to any units:
    • Using UBASE (for SI Base Units)
  • Calculating with Units
    • Factoring Unit Expressions
      • To factor units within a unit expression:
    • Using Unit Objects in Aigebraics
  • Working with Temperature Units
    • Calculating with Temperature Units
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      • Unit Objects 10-13
  • Creating User-Defined Units
    • To create a user-defined unit;
  • Additional Commands for Unit Objects
  • Built-In Functions and Commands
    • Expressing Functions: Algebraic Syntax
  • Symbolic Constants
  • User-Defined Functions
    • To create a user-defined function:
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• Functions of Real and Complex Numbers
  • Math Functions on the Main Keyboard
  • Probability and Test Statistics
  • Real Number Functions
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  • Complex Numbers
    • To display rectangular coordinates for complex numbers:
    • To display polar coordinates for complex numbers:
    • To enter a complex number:
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  • Displaying 2D and 3D Vectors
    • To display rectangular components:
  • Entering 2D and 3D Vectors
    • To assemble a 2D or 3D vector from components on the stack:
  • Vector Math Commands
    • Examples: Calculating with 2D and 3D Vectors
      • To calculate with vectors:
  • Fast Fourier Transforms
    • To prepare an array for fast Fourier transforms:
    • To use a fast Fourier transform:
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  • Creating and Assembling Matrices
    • To enter a matrix using the command line:
    • To create an array filled wi en constant:
    • To create an identity matrix:
    • To assemble a matrix by rows from a series of vectors:
    • To assemble a matrix by columns from a series of vectors:
  • Disassembling Matrices
    • To extract the vector of diagonals from a matrix:
  • Inserting Rows and Columns
    • To insert one or more new rows into a matrix:
    • To insert one or more new columns into an array:
  • Extracting Rows and Columns
    • To extract a particular row from an array:
    • To extract a particular column from an array:
  • Swapping Rows and Columns
    • To swap the location of two rows in an array:
    • To swap the location of two columns in an array:
  • Extracting and Replacing Elements of Matrices
    • To replace an array element at a specified position;
  • Characterizing Matrices
  • Transforming Matrices
    • To transpose a matrix:
  • Calculating with Matrix Elements
    • To multiply a matrix and vector:
    • To “divide” an array by a square matrix:
  • Using Arrays and Array Elements in Algebraic Expressions
    • To use a matrix element in an algebraic expression:
    • To apply a mathematical function to each element in an array:
  • Transforming Complex Matrices
    • To combine two matrices into a complex matrix:
    • To split a complex matrix into two real matrices:
  • Matrix Solutions to Systems of Linear Equations
    • To calculate the “best” solution to any system of linear equations:
    • To estimate the solution to an over-determined system of linear
    • To estimate the solution to an under-determined system of linear
    • equations:
    • To solve an exactly-determined system of linear equations:
  • Ill-Conditioned and Singular Matrices
    • To determine if a matrix is ill-conditioned;
    • To use ill-conditioned matrices in solving systems of linear equations:
  • Determining the Accuracy of a Matrix Solution
    • To find the residuals for a computed solution to a system of linear
    • To approximate the number of accurate digits in a computed
  • Gaussian Elimination and Elementary Row Operations
    • To create an augmented matrix:
    • To interchange two rows of a matrix:
  • Additional Linear Algebra Topics
    • Eigenvalues and Eigenvectors
    • To compute the eigenvalues for a square matrix:
    • To decompose or factor a matrix:
    • To compute the singular values of a matrix:
    • matrix from its singular values and orthogonal
  • Binary Integers and Bases
    • To enter a binary integer:
  • Using Boolean Operators
  • Manipulating Bits and Bytes
    • 15
• Date, Time and Fiactian Aritlimetic
  • Calculating with Dates
    • To put the current date on the stack (in number form):
    • To add or subtract a given number of days from a given date:
    • To determine the number of days between two dates:
  • Calculating with Times
    • To convert a time number from decimal hours to HMS format:
    • To convert a time number from HMS format to decimal hours:
  • Calculating with Fractions
    • To convert a fraction into a decimal:
    • To convert a decimal into a fraction involving tt:
• Lists and Sequences
  • Creating Lists
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    • To append a new element to the end of a list:
  • List Processing
    • To apply a one-argument command to each element in a list:
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    • To perform a two-argument command usir and a number:
    • 1:
    • Multiple-Argument Commands with Lists
      • To add corresponding elements of two lists:
      • 17
      • To concatenate two lists:
    • Applying a Function or Program to a List (DOLIST)
      • To run a program or execute functions on lists:
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    • Applying a Function Recursively to a List
      • To execute a function on every element of a list:
  • List Manipulations
  • Sequences
    • To find the sum of a finite sequence expressed as a list:
    • To find the product of a finite sequence expressed as a list;
    • To find the set of fires t'ifierences of a finite sequence:
  • Solving an Equation for an Unknown Variable
    • To enter a new equation to solve:
    • To select a previously-created equation to solve:
    • To enter a value for a known variable:
    • To Store an estimated value for an unknown variable:
    • To solve for an unknown variable:
    • Interpreting Results
      • To interpret the comput ilt:
    • Solving Options
      • To display the root-finder at work:
      • To halt and restart the root-finder:
  • SOLVR: An Alternative Solving Environment
    • Additional Solving Options in SOLVR
      • To sequentially solve a series of equations using SOLVR:
      • To create a customized SOLVR menu:
  • Finding All Roots of a Polynomial
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  • Solving a System of Linear Equations;
  • Using the Finance Solver
    • Capitalized value of lease
    • To perform a TVM calculation:
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    • 18
    • To amortize a series of future payments starting at payment p:
• Differential Equations
  • Solving Differential Equations
    • 19 To solve a stiff initial-value problem:
  • Plotting Solutions to Differential Equations
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    • Plotting a Stiff Differential Equation
  • Integration
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    • To check the uncertainty of the numeric results:
    • Symbolic integration
      • To symbolically differentiate an expression completely in one step:
    • Creating User-Defined Derivatives
  • Taylor Polynomial Approximation
  • Finding Symbolic Solutions to Equations
    • To solve for a variable that appears only once:
    • To solve for a variable in a quadratic:
  • Rearranging Symbolic Expressions
    • To collect like terms in an algebraic:
  • Symbolic Integration Patterns
  • Entering Statistical Data
    • To enter statistical data as a list:
  • Editing Statistical Data
    • To mathematically transform the data in a list:
  • Calculating Single-Variable Statistics
  • Generating Frequencies
    • To plot a histogram using the frequencies:
  • Fitting a Model to a Set of Data
    • To perform a regression for two variables in the current data;
    • To plot a scatterplot of the data and the regression curve:
  • Calculating Summary Statistics
  • Using the EPAR Reserved Variable
  • Using the PLOT Application
  • Cursor Coordinates: Standard and TRACE Modes
  • Keyboard Operations in the PICTURE Environment
  • Using Zoom Operations
  • Analyzing Functions
  • Understanding the PLOT Reserved Variables
    • EQ
    • SDAT
    • SPAR
  • Function Plots
    • The Function PLOT Form
    • TRACE Mode
    • Special Notes
  • Polar Plots
    • The Polar PLOT Form
    • TRACE Mode
    • Special Notes
  • Parametric Plots
    • The Parametric PLOT Form
    • The Parametric PLOT OPTIONS Form
    • TRACE Mode
    • Special Notes
    • Examples
  • Differential Equation Plots
    • Special Notes
  • Conic Plots
    • The Default CONIC Plot Screens
    • The Conic PLOT Form
    • The Conic PLOT OPTIONS Form
    • Special Notes
  • Truth Plots
    • The Default TRUTH Plot Screens
    • The Truth PLOT Form
    • The Truth PLOT OPTIONS Form
    • Special Notes
    • Examples
  • Statistical Plots
  • Histogram Plots
    • The Histogram PLOT Form
    • The Histogram PLOT OPTIONS Form
  • Bar Plots
    • The Bar PLOT Form
  • Scatter Plots
    • The Scatter PLOT Form
    • The Scatter PLOT OPTIONS Form
    • Special Notes
  • Plotting Functions of Two Variables
    • Sampling Grid
    • Output Grid
  • Slopefield Plots
  • Wireframe Plots
    • The Wireframe PLOT Form
    • The Wireframe PLOT OPTIONS Form
  • Pseudo-Contour Plots
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  • Y-Slice Plots
  • Gridmap Plots
    • The Gridmap PLOT Form
  • Parametric Surface Plots
    • The Default PR-SURFACE Plot Screens
  • Labeling and Locating the Axes
    • To label the axes with user-defined labels:
    • To have the axes intersect at some point other than (0,0):
  • Plotting Programs and User-Defined Functions
  • Plotting Range vs. Display Range
    • To chan
    • {#0#0}
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    • To extend the plotting range beyond the limits of the display:
    • To use computed values for plotting or display ranges:
  • Saving and Restoring Plots
    • To save the current plot picture in a variable;
    • To view a plot picture that was previously stored in a variable:
    • To save a “reconstructable” version of the current plot:
  • Solving a Problem with the Equation Library
  • Browsing in the Equation Library
  • Using the Multiple-Equation Solver
    • To change the iide and menu for a set of equations:
    • Checking Solutions
  • Using the Constants Library
    • Constants Library (continued)
    • 25
  • Minehunt Game
    • To play Minehunt:
  • User-Defined Units
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  • Using the Clock (Date and Time)
    • To change the date or time;
  • Setting Alarms
  • Responding to Alarms
    • To recover from a short-interval repeating alarm:
  • Viewing and Editing Alarms
    • 26
    • To view, edit, or delete an alarm:
  • Tesng nn-d' Printing P?ds Transferring Data Between Two HP 48s
    • To transfer objects from one HP 48 to another:
  • Printing
    • To print the object in level 1:
    • To print a group of variables:
  • Transferring Data Between the HP 48 and a Computer
    • To transfer variables from the HP 48 to a computer:
    • To restore HP 48 user memory from a computer file:
  • Using XMODEM
    • To transfer a variable a computer using XMODEWI:
  • Using Other Serial Protocols
    • To review the current HP 48 I/O parameters:
• Ports and Piiyg-^n Cards
  • Port Memory and Plug-In Card Slots
    • To display the menu of objects stored in a port:
    • To display the menu of libraries accessible from the current directory:
    • Port 0
    • Card Slot 1
    • Card Slot 2
  • Using Backup Objects
    • To search ail ports for a backup object:
    • Backing Up All Memory
    • Caution
      • To restore HP 48 user memory from a backup object:
  • Using Libraries
    • To detach a library from a directory:
  • Installing and Removing Plug-In Cards
  • Expanding User Memory with Plug-In RAM Cards
    • in a port:
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  • Understanding Programming
  • Entering and Executing Programs
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  • Viewing, Debugging, and Editing Programs
    • To view or edit a program:
    • To single-step when the next step is a subroutine;
  • Using Programming Structures
  • Using Local Variables
  • Exploring the Programs in the EXAMPLES Directory
  • Using HP 48S/SX programs with the HP 48G/GX
  • Customizing Menus
    • To display the current CST menu:
  • Customizing the Keyboard
    • XX.X ^
    • To assign a built-in command to a user key:
• A
  • Support Batteries, and Service
    • Answers to Common Questions
    • Environmental Limits
      • Calculator:
      • Plug-In Cards:
    • When to Replace Batteries
    • Changing Batteries
      • To change calculator batteries:
    • Testing Calculator Operation
      • If the calculator won’t turn on or doesn’t respond when you press the keys:
    • Self-Test
    • Keyboard Test
      • To run the interactive keyboard test:
    • Port RAM Test
      • To run the port RAM test:
      • To return to normal calculator operation (system halt):
    • IR Loop-Back Test
      • To run the IR loop-back test:
    • Serial Loop-Back Test
      • To return to normal calculator operation (system halt):
    • Limited One-Year Warranty
    • If the Calculator Requires Service
• B
  • ■rrop Messages
    • Messages Listed Alphabetically
    • B
• C
  • Menus C-1
  • D
• E
• F
  • Operatic"r h
  • H
    • Level 2
    • Level 1
    • Level 1
    • Level 1
    • Level 1
    • Level 1
    • Level 1
    • Level 1
    • Level 1
    • H
    • Level 1
    • Level 1
    • Level 1
    • Level 1
    • Level 1
    • Level 1
    • Level 1
    • Level 1
    • H
    • Level 1
    • Level 1
    • Level 1
    • Level 1
    • Object Type Numbers
    • Level 1
    • Level 1
    • Level 1
    • Level 1
    • Level 1
    • Level 1
    • Level 1
    • Level 1
    • Level 1
    • Level 1
    • Level 1
    • Level 1
    • Level 4 Level 3 Level 2 Level 1
    • Level 1
    • Level m ... Level 2
    • Level 1
    • Level 1
    • Inde]
      • Special characters
      • Part 1; Fundamentals
      • Part 2: Special Entry Environments
      • Part 3: Mathematical Commands
      • Part 4: Interactive Mathematical Applications
      • Part 5: Extending and Customizing the HP 48