Spec-Zone .ru
спецификации, руководства, описания, API
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This section begins with a discussion of the
Number
class in the java.lang
package, its subclasses, and the situations where you would use instantiations of these classes rather than the primitive number types.
This section also presents the
PrintStream
DecimalFormat
Finally, the
Math
java.lang
is discussed. It contains mathematical functions to complement the operators built into the language. This class has methods for the trigonometric functions, exponential functions, and so forth.