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Java Source Code / Java Documentation » Science » jscience 4.3.1 » org.jscience.mathematics.number 
Source Cross Reference  Class Diagram Java Document (Java Doc) 


org.jscience.mathematics.number.Float64

Float64
final public class Float64 extends Number implements Field<Float64>(Code)

This class represents a 64 bits floating point number.


author:
   Jean-Marie Dautelle
version:
   3.0, February 13, 2006


Field Summary
final public static  Float64ONE
     The 64 bits floating point representing one.
final static  XMLFormat<Float64>XML
     Holds the default XML representation for 64 bits floating point numbers.
final public static  Float64ZERO
     The 64 bits floating point representing zero.


Method Summary
public  Float64abs()
     Returns the absolute value of this number.
public  intcompareTo(double value)
     Compares this number with the specified value for order.
Parameters:
  value - the value to be compared with.
public  intcompareTo(Float64 that)
    
public  Float64copy()
    
public  Float64divide(Float64 that)
     Returns this number divided by the one specified.
Parameters:
  that - the number divisor.
public  Float64divide(double value)
     Returns this number divided by the specified value.
Parameters:
  value - the value divisor.
public  doubledoubleValue()
    
public  booleanequals(Object that)
     Compares this number against the specified object.
Parameters:
  that - the object to compare with.
public  booleanequals(double value)
     Indicates if this number is equal to the specified value.
Parameters:
  value - the value to compare with.
public  Float64exp()
     Returns the exponential number e raised to the power of this number.
public  inthashCode()
     Returns the hash code for this number.
public  Float64inverse()
     Returns the reciprocal of this number.
public  booleanisInfinite()
     Indicates if this number is infinite.
public  booleanisLargerThan(Float64 that)
     Compares the absolute value of this number with that number.
Parameters:
  that - the number to compare with.
public  booleanisNaN()
     Indicates if this number is not a number.
public  Float64log()
     Returns the natural logarithm (base e) of this number.
public  longlongValue()
    
public  Float64minus(Float64 that)
     Returns the difference between this number and the one specified.
Parameters:
  that - the number to be subtracted.
public  Float64minus(double value)
     Returns the difference between this number and the specified value.
Parameters:
  value - the value to be subtracted.
public  Float64opposite()
     Returns the opposite of this number.
public  Float64plus(Float64 that)
     Returns the sum of this number with the one specified.
Parameters:
  that - the number to be added.
public  Float64plus(double value)
     Returns the sum of this number with the specified value.
Parameters:
  value - the value to be added.
public  Float64pow(Float64 that)
     Returns this number raised to the power of the specified exponent.
Parameters:
  that - the exponent.
public  Float64pow(double e)
     Returns this number raised to the specified power.
Parameters:
  e - the exponent.
public  longround()
     Returns the closest integer value to this 64 bits floating point number.
public  Float64sqrt()
     Returns the positive square root of this number.
public  Float64times(Float64 that)
     Returns the product of this number with the one specified.
Parameters:
  that - the number multiplier.
public  Float64times(double value)
     Returns the product of this number with the specified value.
Parameters:
  value - the value multiplier.
public  TexttoText()
     Returns the decimal text representation of this number.
public static  Float64valueOf(double doubleValue)
     Returns the 64 bits float from the specified double value.
Parameters:
  doubleValue - the double value for this number.
public static  Float64valueOf(CharSequence chars)
     Returns the number for the specified character sequence.
Parameters:
  chars - the character sequence.

Field Detail
ONE
final public static Float64 ONE(Code)
The 64 bits floating point representing one.



XML
final static XMLFormat<Float64> XML(Code)
Holds the default XML representation for 64 bits floating point numbers. This representation consists of a simple value attribute holding the Float64.toText() textual representation.



ZERO
final public static Float64 ZERO(Code)
The 64 bits floating point representing zero.





Method Detail
abs
public Float64 abs()(Code)
Returns the absolute value of this number. |this|.



compareTo
public int compareTo(double value)(Code)
Compares this number with the specified value for order.
Parameters:
  value - the value to be compared with. a negative integer, zero, or a positive integer as this numberis less than, equal to, or greater than the specified value.



compareTo
public int compareTo(Float64 that)(Code)



copy
public Float64 copy()(Code)



divide
public Float64 divide(Float64 that)(Code)
Returns this number divided by the one specified.
Parameters:
  that - the number divisor. this / that.



divide
public Float64 divide(double value)(Code)
Returns this number divided by the specified value.
Parameters:
  value - the value divisor. this / value.



doubleValue
public double doubleValue()(Code)



equals
public boolean equals(Object that)(Code)
Compares this number against the specified object.
Parameters:
  that - the object to compare with. true if the objects are the same;false otherwise.



equals
public boolean equals(double value)(Code)
Indicates if this number is equal to the specified value.
Parameters:
  value - the value to compare with. this.doubleValue() == value.



exp
public Float64 exp()(Code)
Returns the exponential number e raised to the power of this number. exp(this).



hashCode
public int hashCode()(Code)
Returns the hash code for this number. the hash code value.



inverse
public Float64 inverse()(Code)
Returns the reciprocal of this number. 1 / this.



isInfinite
public boolean isInfinite()(Code)
Indicates if this number is infinite. true if this number is infinite;false otherwise.



isLargerThan
public boolean isLargerThan(Float64 that)(Code)
Compares the absolute value of this number with that number.
Parameters:
  that - the number to compare with. |this| > |that|



isNaN
public boolean isNaN()(Code)
Indicates if this number is not a number. true if this number is NaN;false otherwise.



log
public Float64 log()(Code)
Returns the natural logarithm (base e) of this number. log(this).



longValue
public long longValue()(Code)



minus
public Float64 minus(Float64 that)(Code)
Returns the difference between this number and the one specified.
Parameters:
  that - the number to be subtracted. this - that.



minus
public Float64 minus(double value)(Code)
Returns the difference between this number and the specified value.
Parameters:
  value - the value to be subtracted. this - value.



opposite
public Float64 opposite()(Code)
Returns the opposite of this number. -this.



plus
public Float64 plus(Float64 that)(Code)
Returns the sum of this number with the one specified.
Parameters:
  that - the number to be added. this + that.



plus
public Float64 plus(double value)(Code)
Returns the sum of this number with the specified value.
Parameters:
  value - the value to be added. this + value.



pow
public Float64 pow(Float64 that)(Code)
Returns this number raised to the power of the specified exponent.
Parameters:
  that - the exponent. this**that.



pow
public Float64 pow(double e)(Code)
Returns this number raised to the specified power.
Parameters:
  e - the exponent. this**e.



round
public long round()(Code)
Returns the closest integer value to this 64 bits floating point number. this number rounded to the nearest integer.



sqrt
public Float64 sqrt()(Code)
Returns the positive square root of this number. sqrt(this).



times
public Float64 times(Float64 that)(Code)
Returns the product of this number with the one specified.
Parameters:
  that - the number multiplier. this · that.



times
public Float64 times(double value)(Code)
Returns the product of this number with the specified value.
Parameters:
  value - the value multiplier. this · value.



toText
public Text toText()(Code)
Returns the decimal text representation of this number. the text representation of this number.



valueOf
public static Float64 valueOf(double doubleValue)(Code)
Returns the 64 bits float from the specified double value.
Parameters:
  doubleValue - the double value for this number. the corresponding number.
See Also:   Float64.doubleValue()



valueOf
public static Float64 valueOf(CharSequence chars)(Code)
Returns the number for the specified character sequence.
Parameters:
  chars - the character sequence. the corresponding number.



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