Float64
org.jscience.mathematics.number

Class Float64

    • Field Summary

      Fields 
      Modifier and TypeField and Description
      static Float64ONE
      The 64 bits floating point representing one.
      static Float64ZERO
      The 64 bits floating point representing zero.
    • Method Summary

      Methods 
      Modifier and TypeMethod and Description
      Float64abs()
      Returns the absolute value of this number.
      intcompareTo(double value)
      Compares this number with the specified value for order.
      intcompareTo(Float64 that)
      Compares this number with the specified number for order.
      Float64copy()
      Returns a copy of this number allocated by the calling thread (possibly on the stack).
      Float64divide(double value)
      Returns this number divided by the specified value.
      Float64divide(Float64 that)
      Returns this number divided by the one specified.
      doubledoubleValue()
      Returns the value of this number as a double.
      booleanequals(double value)
      Indicates if this number is equal to the specified value.
      booleanequals(Object that)
      Compares this number against the specified object.
      Float64exp()
      Returns the exponential number e raised to the power of this number.
      inthashCode()
      Returns the hash code for this number.
      Float64inverse()
      Returns the reciprocal of this number.
      booleanisInfinite()
      Indicates if this number is infinite.
      booleanisLargerThan(Float64 that)
      Compares the absolute value of this number with that number.
      booleanisNaN()
      Indicates if this number is not a number.
      Float64log()
      Returns the natural logarithm (base e) of this number.
      longlongValue()
      Returns the value of this number as a long.
      Float64minus(double value)
      Returns the difference between this number and the specified value.
      Float64minus(Float64 that)
      Returns the difference between this number and the one specified.
      Float64opposite()
      Returns the opposite of this number.
      Float64plus(double value)
      Returns the sum of this number with the specified value.
      Float64plus(Float64 that)
      Returns the sum of this number with the one specified.
      Float64pow(double e)
      Returns this number raised to the specified power.
      Float64pow(Float64 that)
      Returns this number raised to the power of the specified exponent.
      longround()
      Returns the closest integer value to this 64 bits floating point number.
      Float64sqrt()
      Returns the positive square root of this number.
      Float64times(double value)
      Returns the product of this number with the specified value.
      Float64times(Float64 that)
      Returns the product of this number with the one specified.
      javolution.text.TexttoText()
      Returns the decimal text representation of this number.
      static Float64valueOf(CharSequence chars)
      Returns the number for the specified character sequence.
      static Float64valueOf(double doubleValue)
      Returns the 64 bits float from the specified double value.
    • Field Detail

      • ZERO

        public static final Float64 ZERO
        The 64 bits floating point representing zero.
      • ONE

        public static final Float64 ONE
        The 64 bits floating point representing one.
    • Method Detail

      • valueOf

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

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

        public boolean isInfinite()
        Indicates if this number is infinite.
        Returns:
        true if this number is infinite; false otherwise.
      • isNaN

        public boolean isNaN()
        Indicates if this number is not a number.
        Returns:
        true if this number is NaN; false otherwise.
      • round

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

        public Float64 plus(Float64 that)
        Returns the sum of this number with the one specified.
        Specified by:
        plus in interface GroupAdditive<Float64>
        Parameters:
        that - the number to be added.
        Returns:
        this + that.
      • plus

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

        public Float64 minus(Float64 that)
        Returns the difference between this number and the one specified.
        Overrides:
        minus in class Number<Float64>
        Parameters:
        that - the number to be subtracted.
        Returns:
        this - that.
      • minus

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

        public Float64 times(double value)
        Returns the product of this number with the specified value.
        Parameters:
        value - the value multiplier.
        Returns:
        this \xc2\xb7 value.
      • divide

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

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

        public boolean isLargerThan(Float64 that)
        Compares the absolute value of this number with that number.
        Specified by:
        isLargerThan in class Number<Float64>
        Parameters:
        that - the number to compare with.
        Returns:
        |this| > |that|
      • abs

        public Float64 abs()
        Returns the absolute value of this number.
        Returns:
        |this|.
      • sqrt

        public Float64 sqrt()
        Returns the positive square root of this number.
        Returns:
        sqrt(this).
      • exp

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

        public Float64 log()
        Returns the natural logarithm (base e) of this number.
        Returns:
        log(this).
      • pow

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

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

        public javolution.text.Text toText()
        Returns the decimal text representation of this number.
        Specified by:
        toText in interface javolution.lang.Realtime
        Specified by:
        toText in class Number<Float64>
        Returns:
        the text representation of this number.
      • equals

        public boolean equals(Object that)
        Compares this number against the specified object.
        Specified by:
        equals in class Number<Float64>
        Parameters:
        that - the object to compare with.
        Returns:
        true if the objects are the same; false otherwise.
      • equals

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

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

        public int hashCode()
        Returns the hash code for this number.
        Specified by:
        hashCode in class Number<Float64>
        Returns:
        the hash code value.
      • longValue

        public long longValue()
        Description copied from class: Number
        Returns the value of this number as a long.
        Specified by:
        longValue in class Number<Float64>
        Returns:
        the numeric value represented by this object after conversion to type long.
      • doubleValue

        public double doubleValue()
        Description copied from class: Number
        Returns the value of this number as a double.
        Specified by:
        doubleValue in class Number<Float64>
        Returns:
        the numeric value represented by this object after conversion to type double.
      • compareTo

        public int compareTo(Float64 that)
        Description copied from class: Number
        Compares this number with the specified number for order. Returns a negative integer, zero, or a positive integer as this number is less than, equal to, or greater than the specified number. Implementation must ensure that this method is consistent with equals (x.compareTo(y)==0) == (x.equals(y)),
        Specified by:
        compareTo in interface Comparable<Float64>
        Specified by:
        compareTo in class Number<Float64>
        Parameters:
        that - the number to be compared.
        Returns:
        a negative integer, zero, or a positive integer as this number is less than, equal to, or greater than the specified number.
      • copy

        public Float64 copy()
        Description copied from class: Number
        Returns a copy of this number allocated by the calling thread (possibly on the stack).
        Specified by:
        copy in interface javolution.lang.ValueType
        Specified by:
        copy in class Number<Float64>
        Returns:
        an identical and independant copy of this number.

SCaVis 2.0 © jWork.ORG