java.lang.Object
- org.bouncycastle.math.ec.ECPoint
- - org.bouncycastle.math.ec.ECPoint.AbstractFp

Direct Known Subclasses:

Curve25519Point, ECPoint.Fp, SecP128R1Point, SecP160K1Point, SecP160R1Point, SecP160R2Point, SecP192K1Point, SecP192R1Point, SecP224K1Point, SecP224R1Point, SecP256K1Point, SecP256R1Point, SecP384R1Point, SecP521R1Point, SM2P256V1Point

Enclosing class:

ECPoint
```
public abstract static class ECPoint.AbstractFp
extends ECPoint
```

Nested Class Summary
- Nested classes/interfaces inherited from class org.bouncycastle.math.ec.ECPoint
  ECPoint.AbstractF2m, ECPoint.AbstractFp, ECPoint.F2m, ECPoint.Fp

Field Summary
- Fields inherited from class org.bouncycastle.math.ec.ECPoint
  curve, EMPTY_ZS, preCompTable, x, y, zs

Constructor Summary

Constructors
Modifier	Constructor	Description
`protected`	`AbstractFp(ECCurve curve, ECFieldElement x, ECFieldElement y)`
`protected`	`AbstractFp(ECCurve curve, ECFieldElement x, ECFieldElement y, ECFieldElement[] zs)`

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`protected boolean`	`getCompressionYTilde()`
`protected boolean`	`satisfiesCurveEquation()`
`ECPoint`	`subtract(ECPoint b)`

Methods inherited from class org.bouncycastle.math.ec.ECPoint
add, checkNormalized, createScaledPoint, detach, equals, equals, getAffineXCoord, getAffineYCoord, getCurve, getCurveCoordinateSystem, getDetachedPoint, getEncoded, getEncoded, getInitialZCoords, getRawXCoord, getRawYCoord, getRawZCoords, getXCoord, getYCoord, getZCoord, getZCoords, hashCode, isInfinity, isNormalized, isValid, multiply, negate, normalize, satisfiesOrder, scaleX, scaleXNegateY, scaleY, scaleYNegateX, threeTimes, timesPow2, toString, twice, twicePlus

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

Constructor Detail

AbstractFp

protected AbstractFp(ECCurve curve,
                     ECFieldElement x,
                     ECFieldElement y)

AbstractFp

protected AbstractFp(ECCurve curve,
                     ECFieldElement x,
                     ECFieldElement y,
                     ECFieldElement[] zs)

Method Detail
- getCompressionYTilde
```
protected boolean getCompressionYTilde()
```
  Specified by:
  
  getCompressionYTilde in class ECPoint
- satisfiesCurveEquation
```
protected boolean satisfiesCurveEquation()
```
  Specified by:
  
  satisfiesCurveEquation in class ECPoint
- subtract
```
public ECPoint subtract(ECPoint b)
```
  Specified by:
  
  subtract in class ECPoint

Class ECPoint.AbstractFp

Nested Class Summary

Nested classes/interfaces inherited from class org.bouncycastle.math.ec.ECPoint

Field Summary

Fields inherited from class org.bouncycastle.math.ec.ECPoint

Constructor Summary

Method Summary

Methods inherited from class org.bouncycastle.math.ec.ECPoint

Methods inherited from class java.lang.Object

Constructor Detail

AbstractFp

AbstractFp

Method Detail

getCompressionYTilde

satisfiesCurveEquation

subtract