BigIntegerFieldElement (I2P Anonymous Network - Java Documentation

java.lang.Object
- net.i2p.crypto.eddsa.math.FieldElement
- - net.i2p.crypto.eddsa.math.bigint.BigIntegerFieldElement

All Implemented Interfaces:

Serializable
```
public class BigIntegerFieldElement
extends FieldElement
implements Serializable
```
A particular element of the field \Z/(2^255-19).

Author:

str4d

See Also:

Serialized Form

Field Summary

Fields
Modifier and Type Field Description

(package private) BigInteger bi
Variable is package private for encoding.
- Fields inherited from class net.i2p.crypto.eddsa.math.FieldElement
  f

Fields
Modifier and Type	Field	Description
`(package private) BigInteger`	`bi`	Variable is package private for encoding.

Constructor Summary

Constructors
Constructor Description

BigIntegerFieldElement(Field f, BigInteger bi)

Constructors
Constructor	Description
`BigIntegerFieldElement(Field f, BigInteger bi)`

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`FieldElement`	`add(FieldElement val)`
`FieldElement`	`addOne()`
`FieldElement`	`divide(BigInteger val)`
`FieldElement`	`divide(FieldElement val)`
`boolean`	`equals(Object obj)`
`int`	`hashCode()`
`FieldElement`	`invert()`
`boolean`	`isNonZero()`
`FieldElement`	`mod(FieldElement m)`
`FieldElement`	`modPow(FieldElement e, FieldElement m)`
`FieldElement`	`multiply(FieldElement val)`
`FieldElement`	`negate()`
`FieldElement`	`pow(FieldElement e)`
`FieldElement`	`pow22523()`
`FieldElement`	`square()`
`FieldElement`	`squareAndDouble()`
`FieldElement`	`subtract(FieldElement val)`
`FieldElement`	`subtractOne()`
`String`	`toString()`

Methods inherited from class net.i2p.crypto.eddsa.math.FieldElement
isNegative, toByteArray

Methods inherited from class java.lang.Object
clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Field Detail
- bi
```
final BigInteger bi
```
  Variable is package private for encoding.

Constructor Detail

BigIntegerFieldElement

public BigIntegerFieldElement(Field f,
                              BigInteger bi)

Method Detail

isNonZero
```
public boolean isNonZero()
```
Specified by:

isNonZero in class FieldElement

add

public FieldElement add(FieldElement val)

Specified by:: add in class FieldElement

addOne
```
public FieldElement addOne()
```
Overrides:

addOne in class FieldElement

subtract

public FieldElement subtract(FieldElement val)

Specified by:: subtract in class FieldElement

subtractOne
```
public FieldElement subtractOne()
```
Overrides:

subtractOne in class FieldElement

negate
```
public FieldElement negate()
```
Specified by:

negate in class FieldElement

divide

public FieldElement divide(FieldElement val)

Overrides:: divide in class FieldElement

divide

public FieldElement divide(BigInteger val)

multiply

public FieldElement multiply(FieldElement val)

Specified by:: multiply in class FieldElement

square
```
public FieldElement square()
```
Specified by:

square in class FieldElement

squareAndDouble
```
public FieldElement squareAndDouble()
```
Specified by:

squareAndDouble in class FieldElement

invert
```
public FieldElement invert()
```
Specified by:

invert in class FieldElement

mod

public FieldElement mod(FieldElement m)

modPow

public FieldElement modPow(FieldElement e,
                           FieldElement m)

pow

public FieldElement pow(FieldElement e)

pow22523
```
public FieldElement pow22523()
```
Specified by:

pow22523 in class FieldElement

hashCode
```
public int hashCode()
```
Overrides:

hashCode in class Object

equals
```
public boolean equals(Object obj)
```
Overrides:

equals in class Object

toString
```
public String toString()
```
Overrides:

toString in class Object

Class BigIntegerFieldElement

Field Summary

Fields inherited from class net.i2p.crypto.eddsa.math.FieldElement

Constructor Summary

Method Summary

Methods inherited from class net.i2p.crypto.eddsa.math.FieldElement

Methods inherited from class java.lang.Object

Field Detail

bi

Constructor Detail

BigIntegerFieldElement

Method Detail

isNonZero

add

addOne

subtract

subtractOne

negate

divide

divide

multiply

square

squareAndDouble

invert

mod

modPow

pow

pow22523

hashCode

equals

toString