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Learn how to use numbers and math operations in applications written in the
Java programming language.
- BasicMathDemo.java
illustrates how to get the absolute value, ceiling value, floor value, and relative integer value.
For supporting information see
The Java Tutorial:
Object Basics and Simple Data Objects.
- DecimalFormatDemo.java
formats decimal numbers into strings.
For supporting information see
The Java Tutorial:
Object Basics and Simple Data Objects.
- ExponentialDemo.java
displays the exponent value and calls the
exp, log, pow, and
sqrt methods on it.
For supporting information see
The Java Tutorial:
Object Basics and Simple Data Objects.
- MinDemo.java
finds the smaller of two values.
For supporting information see
The Java Tutorial:
Object Basics and Simple Data Objects.
- NumberDemo.java
creates two
Float objects and one Double object.
For supporting information see
The Java Tutorial:
Object Basics and Simple Data Objects.
- Numbers.java
shows you how to perform various math operations on numbers received from the command line.
For supporting information see
New to Java Programming
Supplement, October 2001.
- RandomBagDemo.java
generates random numbers.
For supporting information see
The Java Tutorial:
Object Basics and Simple Data Objects.
- ScoresAverage.java
shows you how to store numbers in an array and compute the average.
For supporting information see
New to Java Programming
Supplement, August 2001.
- ToStringDemo.java
uses the
toString method to convert a number to a string, and uses some string methods
to compute the number of digits before and after the decimal point.
For supporting information see
The Java Tutorial:
Object Basics and Simple Data Objects.
- TrigonometricDemo.java
computes various trigonometric values for a 45-degree angle.
For supporting information see
The Java Tutorial:
Object Basics and Simple Data Objects.
- ValueOfDemo.java
gets two strings from the command line, converts them to numbers, and performs arithmetic operations
on the value.
For supporting information see
The Java Tutorial:
Object Basics and Simple Data Objects.
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