HP 33s User Manual

HP Calculators, organizers

Table of contents

Document Outline

Basic Operation
Getting Started
- Important Preliminaries
  - Turning the Calculator On and Off
  - Adjusting Display Contrast
- Highlights of the Keyboard and Display
- Keying in Numbers
- Doing Arithmetic
  - One–Number Functions
  - Two–Number Functions
- Controlling the Display Format
- Fractions
  - Entering Fractions
  - Displaying Fractions
- Messages
- Calculator Memory
  - Checking Available Memory
  - Clearing All of Memory
RPN: The AutomaticMemory Stack
- What the Stack Is
- Arithmetic – How the Stack Does It
  - How ENTER Works
  - How CLEAR x Works
- The LAST X Register
  - Correcting Mistakes with LAST X
  - Reusing Numbers with LAST X
- Chain Calculations in RPN mode
Storing Data into Variables
- Storing and Recalling Numbers
- Viewing a Variable without Recalling It
- Reviewing Variables in the VAR Catalog
- Clearing Variables
- Arithmetic with Stored Variables
  - Storage Arithmetic
  - Recall Arithmetic
- Exchanging x with Any Variable
- The Variable "i"
Real–Number Functions
- Exponential and Logarithmic Functions
- Quotient and Remainder of Division
- Power Functions
- Trigonometry
- Hyperbolic Functions
- Percentage Functions
- Physics Constants
- Conversion Functions
- Probability Functions
- Parts of Numbers
- Names of Functions
Fractions
- Entering Fractions
- Fractions in the Display
- Changing the Fraction Display
- Rounding Fractions
- Fractions in Equations
- Fractions in Programs
Entering and Evaluating Equations
- How You Can Use Equations
- Summary of Equation Operations
- Entering Equations into the Equation List
- Displaying and Selecting Equations
- Editing and Clearing Equations
- Types of Equations
- Evaluating Equations
- The Syntax of Equations
- Verifying Equations
Solving Equations
- Solving an Equation
- Understanding and Controlling SOLVE
- For More Information
Integrating Equations
- Integrating Equations ( ( FN)
- Accuracy of Integration
  - Specifying Accuracy
  - Interpreting Accuracy
- For More Information
Operations withComplex Numbers
- The Complex Stack
- Complex Operations
- Using Complex Numbers in Polar Notation
Base Conversions and Arithmetic
- Arithmetic in Bases 2, 8, and 16
- The Representation of Numbers
Statistical Operations
- Entering Statistical Data
- Statistical Calculations
- Limitations on Precision of Data
- Summation Values and the Statistics Registers
Programming
Simple Programming
- Designing a Program
- Entering a Program
  - Keys That Clear
  - Function Names in Programs
- Running a Program
  - Executing a Program (XEQ)
  - Testing a Program
- Entering and Displaying Data
- Stopping or Interrupting a Program
- Editing a Program
- Program Memory
- Nonprogrammable Functions
- Programming with BASE
  - Selecting a Base Mode in a Program
  - Numbers Entered in Program Lines
- Polynomial Expressions and Horner's Method
Programming Techniques
- Routines in Programs
  - Calling Subroutines (XEQ, RTN)
  - Nested Subroutines
- Branching (GTO)
  - A Programmed GTO Instruction
  - Using GTO from the Keyboard
- Conditional Instructions
  - Tests of Comparison (x?y, x?0)
  - Flags
- Loops
  - Conditional Loops (GTO)
  - Loops with Counters (DSE, ISG)
- Indirectly Addressing Variables and Labels
Solving and Integrating Programs
- Solving a Program
- Using SOLVE in a Program
- Integrating a Program
- Using Integration in a Program
- Restrictions on Solving and Integrating
Mathematics Programs
- Vector Operations
- Solutions of Simultaneous Equations
- Polynomial Root Finder
- Coordinate Transformations
Statistics Programs
- Curve Fitting
- Normal and Inverse–Normal Distributions
- Grouped Standard Deviation
Miscellaneous Programs and Equations
- Time Value of Money
- Prime Number Generator
Appendixes and Reference
Support, Batteries,and Service
- Calculator Support
  - Answers to Common Questions
- Environmental Limits
- Changing the Batteries
- Testing Calculator Operation
- The Self–Test
- Warranty
- Service
- Regulatory Information
User Memory and the Stack
- Managing Calculator Memory
- Resetting the Calculator
- Clearing Memory
- The Status of Stack Lift
  - Disabling Operations
  - Neutral Operations
- The Status of the LAST X Register
ALG: Summary
- About ALG
- Doing Two–number Arithmetic in ALG
- Parentheses Calculations
- Chain Calculations
- Reviewing the Stack
- Coordinate Conversions
- Integrating an Equation
- Operations with Complex Numbers
- Arithmetic in Bases 2, 8, and 16
- Entering Statistical Two–Variable Data
More about Solving
- How SOLVE Finds a Root
- Interpreting Results
- When SOLVE Cannot Find a Root
- Round–Off Error
- Underflow
More about Integration
- How the Integral Is Evaluated
- Conditions That Could Cause Incorrect Results
- Conditions That Prolong Calculation Time
Messages
Operation Index
Index