HP -28S Quick Reference
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HP-28S
Contents
Section Page Contents
General 1 Some important details on the HP-28S
Direct-Key Commands 1 Commands available directly on the keyboard
Data Types 6 A list of available objects and the notation to create
them.
Programs 7 General information on programs
Menus in the order of appearance on the calculator:
ARRAY Menu 8 Vectors and matrices
BINARY Menu 10 Binary, octal, decimal and hexadecimal integer numbers
COMPLX Menu 12 Complex number functions
STRING Menu 12 String manipulation
LIST Menu 13 List manipulation
REAL Menu 14 Real functions
STACK Menu 16 Stack manipulation
STORE Menu 17 Storage arithmetic
MEMORY Menu 19 Memory display, menu management, directories
ALGEBRA Menu 20 Symbolic formulae manipulation and Taylor series
expansion
STAT Menu 23 Statistics
PRINT Menu 25 Printing and printer control
CONTROL Menu 25 Program control functions
BRANCH Menu 26 Program branch and loop functions
TEST Menu 28 Flag manipulation and other tests
CATALOG Menu 29 List of built-in commands
UNITS Menu 29 List of built-in units
CURSOR Menu 33 Cursor movement and editing
MODE Menu 34 System and display settings
TRIG Menu 35 Trigonometric functions
LOGS Menu 36 Logarithms and exponentials
SOLV Menu 36 Interactive function solver and root finder
PLOT Menu 39 Plotting curves on the LCD display
USER Menu 42 Objects in the current directory
CUSTOM Menu 43 User-defined menu
Integration 43 Symbolic and numeric integration
Differentiation 44 Symbolic differentiation
Evaluation Rules 45 Rules how objects, programs and variables are
evaluated
Flags 46 Description of system flags
Reserved Variables 47 List of names of internally used variables
System Operations 48 How to clear memory and perform self tests
Contents 49 This list of contents
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