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HP Manuals
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HP-28S
Owner's manual
Table Of Contents - HP -28S Owner's Manual
Advanced scientific calculator
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Also See for HP-28S
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Quick reference
(49 pages)
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Manual
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Contents
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Table of Contents
Contents
6
Fundamentals
18
Getting Started
19
Opening And Closing The Case
19
Locating The Battery Door And Printer Port
20
Turning The Hp-28S On And Off
21
Clearing All Memory (Memory Reset)
21
Adjusting The Display Contrast
22
Keyboard Calculations
22
An Overview Of The Calculator
26
Major Features And Concepts
26
Object Types And Formats
29
Menu Selection (Shifted)
29
Object Delimiters
29
Lowercase
29
Entry Mode
30
Command And Unit Listings (Shifted), Command Line
30
Shift Key
30
Delimiter For Symbolic Objects
30
Power On And Off, Clear Command Line, Stop Program
31
Number Entry
31
Arithmetic, Backspace
31
Menu Selection, Next Menu Row
31
Menu Keys, Menu Labels
32
Stack Levels
32
The Catalog Of Commands
32
Doing Arithmetic
35
Entering And Displaying Numbers
37
Changing The Decimal Point
37
Selecting Number Display Mode
38
Keying In Numbers
40
One-Number Functions
41
Two-Number Functions
42
Addition And Subtraction
42
Multiplication And Division
42
Powers And Roots
43
Percentages
44
Swapping Levels 1 And 2
44
Clearing Objects From The Stack
45
Chain Calculations
46
If You Execute The Wrong Function
48
Using Variables
49
Creating A Numerical Variable
50
Recalling A Numerical Variable
51
Evaluating A Numerical Variable
51
Changing The Value Of A Variable
52
Purging A Variable
53
Changing The Name Of A Variable
53
Creating A Program Variable
55
Recalling A Program Variable
57
Evaluating A Program Variable
57
Quoted And Unquoted Names
58
Repeating Calculations
59
Creating An Expression
59
Creating A Directory
61
Using The Solver To Repeat A Calculation
64
Using A Different Set Of Values
67
Using A Different Expression
69
Returning To Home
72
Real-Number Functions
74
Trigonometric Functions
74
Selecting Angle Mode
74
Using Pi Number
75
Converting Angular Measure
77
Logarithmic, Exponential And Hyperbolic Functions
78
Other Real Function
79
Defining New Functions
80
Complex Number Functions
83
Using Complex Number
83
Using Polar Coordinates
85
A User Function For Polar Addition
87
Plotting
90
Pinting A Plot
92
Changing The Scale Of The Plot
92
Translating The Plot
94
Redefining The Corners Of The Plot
95
Plotting Equations
98
The Solver
99
Finding A Zero Of An Expression
99
Finding A Minimum Or Maximum
101
Time Value Of Money
104
Symbolic Solutions
108
Finding The Zeros Of A Quadratic Expression
108
Isolating A Variable
110
Expanding And Collecting
111
Using Form
113
Calculus
118
Differentiating An Expression
118
Step-By-Step Differentiation
119
Complete Differentiation
121
Integrating An Expression
121
Symbolic Integration Of Polynomials
122
Numerical Integration Of Expressions
123
Vectors And Matrices
125
Keying In A Vector
125
Multiplying And Dividing A Vector By A Number
126
Adding And Subtracting Vectors
126
Finding The Cross Product
127
Finding The Dot Product
127
Matrices
127
Keying In A Matrix
128
Viewing A Large Matrix
128
Inverting A Matrix
129
Finding The Determinant
129
Multiplying Two Arrays
129
Multiplying Two Matrices
129
Multiplying A Matrix And A Vector
130
Solving A System Of Linear Equations
131
Statistics
132
Data For Statistical Example
132
Entering Data
133
Editing Data
134
Single-Sample Statistics
135
Finding The Standard Deviation
136
Finding The Variance
136
Paired-Sample Statistics
136
Specifying A Pair Of Columns
137
Finding The Correlation
137
Finding The Covariance
137
Finding The Linear Regression
138
Finding Predicted Values
138
Binary Arithmetic
139
Selecting The Wordsize
139
Selecting The Base
140
Entering Binary Integers
140
Calculating With Binary Integers
141
Unit Conversion
142
The Units Catalog
142
Converting Units
144
Converting Unit Strings
145
Checking For The Correct Units
147
User Functions For Unit Conversion
148
Printing The Display
150
Printing A Running Record
151
Printing Level 1
152
Printing The Stack
153
Printing A Variable
153
Summary Of Calculator Features
154
Objects
155
Real Numbers
156
Complex Numbers
156
Binary Integers
157
Strings
157
Arrays
158
Lists
159
Names
160
Programs
161
Algebraics
162
Expressions
162
Equations
163
Symbolic Constants
164
Operations, Commands And Functions
165
The Command Line
167
The Cursor Menu
167
Some Entry Keys
169
Object Delimiters And Separators
170
Entry Modes
170
Immediate Entry Mode
171
Algebraic Entry Mode
171
Alpha Entry Mode
171
Exceptions
172
Manual Selection Of Entry Modes
172
How The Cursor Indicates Modes
173
Executing The Command Line
174
Editing Existing Objects
174
Recovering Command Lines
175
The Command Line As A String
176
The Stack
177
Viewing The Stack
178
Manipulating The Stack
178
Local Variables
180
Recovering The Last Arguments
180
Restoring The Stack
181
The Stack As A List
182
User Memory
183
Global Variables
183
Directories
184
The Current Directory
185
The Current Path
185
Symbols Used In The Directory Diagrams
186
Purging A Directory
188
Recovery Features
188
Low Memory
189
Maximizing Performance
191
To Maximize Speed
192
To Maximize Available Memory
192
To Minimize Memory Usage For Array Calculations
192
Menus
193
Menus Of Commands
194
Menus Of Operations
195
Menus Of Variables
195
Custom Menus
196
Catalog Of Commands
197
Finding A Command
198
Checking Command Usage
198
Evaluation
199
Data-Class Objects
200
Name-Class Objects
200
Evaluation Of Local Names
201
Evaluation Of Global Names
201
Procedure-Class Objects
202
Evaluation Of Programs
202
Evaluation Of Algebraics
203
Evaluation Of Functions
204
Angle Mode
206
Beeper Mode
207
Principal Value
207
Constants Mode
207
Results Mode
208
Entry And Display Modes
208
Replace Or Insert Mode
209
Uppercase Or Lowercase
209
Level 1 Display
209
Decimal Point Mode
210
Number Format
210
Integer Base
210
Binary Integer Wordsize
211
Recovery Modes
211
Cmd Mode
211
Undo Mode
212
Last Mode
212
Mathematical Exceptions
212
Infinite Result Action
212
Overflow Action
213
Underflow Action
213
Printing Modes
213
Trace Printing
214
Auto Cr Mode
214
Print Speed
214
Print Spacing
215
System Operations
216
Printing The Display, Contrast Control
217
Clearing Operations
217
System Halt
218
Memory Reset
218
Test Operations
219
Repeating Test
219
Keyboard Test
220
Programming
222
Program Structures
223
Local-Variable Structure
223
Conditional Structures
224
Program-Structure Commands
225
Test Functions And Commands
225
Flags
226
Clauses
226
If Then Else End Function (Ifte)
227
If Then End Command (Ift)
228
Error Traps
228
Definite Loop Structures
229
Indefinite Loop Structures
232
Nested Program Structures
234
Interactive Programs
235
Asking For Input
235
Asking For A Choice
236
A More Complicated Example
236
Programming Examples
241
Box Functions
242
Boxs (Surface Of A Box)
242
Boxs Without Local Variables
245
Boxr (Ratio Of Surface To Volume Of A Box)
246
Fibonacci Numbers
247
Fib1 (Fibonacci Numbers, Recursive Version)
248
Fib2 (Fibonacci Numbers, Loop Version)
249
Comparison Of Fib1 And Fib2
250
Single-Step Execution
251
Expanding And Collecting Completely
254
Multi (Multiple Execution)
254
Exco (Expand And Collect Completely)
256
Displaying A Binary Integer
258
Pad (Pad With Leading Spaces)
258
Preserve (Save And Restore Previous Status)
259
Bdisp (Binary Display)
260
Summary Statistics
263
Sums (Summary Statistics Matrix)
264
Get (Get An Element Of Cov)
266
X2 (Sum Of Squares Of X)
267
Y2 (Sum Of Squares Of Y)
267
Xy (Sum Of Products Of X And Y)
268
Median Of Statistics Data
271
Sort (Sort A List)
271
Lmed (Median Of A List)
273
Median (Median Of Statistics Data)
274
Changing Directories
276
Up (Move To A Parent Directory)
277
Down (Move To A Subdirectory)
278
Appendixes And Indexes
282
Assistance, Batteries And Service
283
Answers To Common Questions
283
Batteries
287
Installing Batteries
288
Calculator Maintenance
290
Environmental Limits
290
Determining If The Calculator Requires Service
290
The Repeating Test
291
Warranty
292
If The Calculator Requires Service
294
Notes For Hp Rpn Calculator Users
297
The Dynamic Stack
297
Stack-Lift Disable And Enter
299
Prefix Versus Postfix
300
Registers Versus Variables
301
Lastx Versus Last
302
Notes For Algebraic Calculator Users
303
Getting Used To The Hp-28S
304
Menu Map
307
Algebra
308
Array
309
Binary
310
Complex
311
List
312
Logs
313
Memory
314
Mode
315
Plot
316
Print
317
Program Branch
318
Program Control
319
Program Test
320
Real
321
Solve
322
Stack
323
Stat
324
Store
325
String
326
Trig
327
Key Index
328
Left-Hand Keyboard
329
Right-Hand Keyboard
330
Cursor Menu
332
Subject Index
333
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