| Package | Description |
|---|---|
| org.apache.commons.math3.fraction |
Fraction number type and fraction number formatting.
|
| org.apache.commons.math3.linear |
Linear algebra support.
|
| Modifier and Type | Field and Description |
|---|---|
static Fraction |
Fraction.FOUR_FIFTHS
A fraction representing "4/5".
|
static Fraction |
Fraction.MINUS_ONE
A fraction representing "-1 / 1".
|
static Fraction |
Fraction.ONE
A fraction representing "1".
|
static Fraction |
Fraction.ONE_FIFTH
A fraction representing "1/5".
|
static Fraction |
Fraction.ONE_HALF
A fraction representing "1/2".
|
static Fraction |
Fraction.ONE_QUARTER
A fraction representing "1/4".
|
static Fraction |
Fraction.ONE_THIRD
A fraction representing "1/3".
|
static Fraction |
Fraction.THREE_FIFTHS
A fraction representing "3/5".
|
static Fraction |
Fraction.THREE_QUARTERS
A fraction representing "3/4".
|
static Fraction |
Fraction.TWO
A fraction representing "2 / 1".
|
static Fraction |
Fraction.TWO_FIFTHS
A fraction representing "2/5".
|
static Fraction |
Fraction.TWO_QUARTERS
A fraction representing "2/4".
|
static Fraction |
Fraction.TWO_THIRDS
A fraction representing "2/3".
|
static Fraction |
Fraction.ZERO
A fraction representing "0".
|
| Modifier and Type | Method and Description |
|---|---|
Fraction |
Fraction.abs()
Returns the absolute value of this fraction.
|
Fraction |
Fraction.add(Fraction fraction)
Adds the value of this fraction to another, returning the result in reduced form.
|
Fraction |
Fraction.add(int i)
Add an integer to the fraction.
|
Fraction |
Fraction.divide(Fraction fraction)
Divide the value of this fraction by another.
|
Fraction |
Fraction.divide(int i)
Divide the fraction by an integer.
|
Fraction |
FractionField.getOne()
Get the multiplicative identity of the field.
|
static Fraction |
Fraction.getReducedFraction(int numerator,
int denominator)
Creates a
Fraction instance with the 2 parts
of a fraction Y/Z. |
Fraction |
FractionField.getZero()
Get the additive identity of the field.
|
Fraction |
Fraction.multiply(Fraction fraction)
Multiplies the value of this fraction by another, returning the
result in reduced form.
|
Fraction |
Fraction.multiply(int i)
Multiply the fraction by an integer.
|
Fraction |
Fraction.negate()
Return the additive inverse of this fraction.
|
Fraction |
FractionFormat.parse(String source)
Parses a string to produce a
Fraction object. |
Fraction |
ProperFractionFormat.parse(String source,
ParsePosition pos)
Parses a string to produce a
Fraction object. |
Fraction |
FractionFormat.parse(String source,
ParsePosition pos)
Parses a string to produce a
Fraction object. |
Fraction |
Fraction.reciprocal()
Return the multiplicative inverse of this fraction.
|
Fraction |
Fraction.subtract(Fraction fraction)
Subtracts the value of another fraction from the value of this one,
returning the result in reduced form.
|
Fraction |
Fraction.subtract(int i)
Subtract an integer from the fraction.
|
| Modifier and Type | Method and Description |
|---|---|
Class<? extends FieldElement<Fraction>> |
FractionField.getRuntimeClass()
Returns the runtime class of the FieldElement.
|
| Modifier and Type | Method and Description |
|---|---|
Fraction |
Fraction.add(Fraction fraction)
Adds the value of this fraction to another, returning the result in reduced form.
|
int |
Fraction.compareTo(Fraction object)
Compares this object to another based on size.
|
Fraction |
Fraction.divide(Fraction fraction)
Divide the value of this fraction by another.
|
StringBuffer |
ProperFractionFormat.format(Fraction fraction,
StringBuffer toAppendTo,
FieldPosition pos)
Formats a
Fraction object to produce a string. |
StringBuffer |
FractionFormat.format(Fraction fraction,
StringBuffer toAppendTo,
FieldPosition pos)
Formats a
Fraction object to produce a string. |
static String |
FractionFormat.formatFraction(Fraction f)
This static method calls formatFraction() on a default instance of
FractionFormat.
|
Fraction |
Fraction.multiply(Fraction fraction)
Multiplies the value of this fraction by another, returning the
result in reduced form.
|
Fraction |
Fraction.subtract(Fraction fraction)
Subtracts the value of another fraction from the value of this one,
returning the result in reduced form.
|
| Modifier and Type | Method and Description |
|---|---|
static Array2DRowRealMatrix |
MatrixUtils.fractionMatrixToRealMatrix(FieldMatrix<Fraction> m)
|
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