Uses of Class
org.bouncycastle.pqc.legacy.math.linearalgebra.GF2Polynomial

Packages that use GF2Polynomial

Package	Description
org.bouncycastle.pqc.legacy.math.linearalgebra

Uses of GF2Polynomial in org.bouncycastle.pqc.legacy.math.linearalgebra

Fields in org.bouncycastle.pqc.legacy.math.linearalgebra declared as GF2Polynomial

Modifier and Type	Field	Description
protected GF2Polynomial	GF2nField.fieldPolynomial	the irreducible fieldPolynomial stored in normal order (also for ONB)

Methods in org.bouncycastle.pqc.legacy.math.linearalgebra that return GF2Polynomial

Modifier and Type	Method	Description
GF2Polynomial	GF2Polynomial.add(GF2Polynomial b)	Adds two GF2Polynomials, this and b, and returns the result.
GF2Polynomial[]	GF2Polynomial.divide(GF2Polynomial g)	Divides this by g and returns the quotient and remainder in a new GF2Polynomial[2], quotient in [0], remainder in [1].
GF2Polynomial	GF2Polynomial.gcd(GF2Polynomial g)	Returns the greatest common divisor of this and g in a new GF2Polynomial.
final GF2Polynomial	GF2nField.getFieldPolynomial()	Returns the fieldpolynomial as a new Bitstring.
GF2Polynomial	GF2nPolynomialField.getSquaringVector(int i)	Return row vector i of the squaring matrix.
GF2Polynomial	GF2Polynomial.increase()	Toggles the LSB of this GF2Polynomial, increasing the value by 'one' and returns the result in a new GF2Polynomial.
protected final GF2Polynomial[]	GF2nField.invertMatrix(GF2Polynomial[] matrix)	Inverts the given matrix represented as bitstrings.
GF2Polynomial	GF2Polynomial.multiply(GF2Polynomial b)	Multiplies this GF2Polynomial with b and returns the result in a new GF2Polynomial.
GF2Polynomial	GF2Polynomial.multiplyClassic(GF2Polynomial b)	Multiplies this GF2Polynomial with b and returns the result in a new GF2Polynomial.
GF2Polynomial	GF2Polynomial.quotient(GF2Polynomial g)	Returns the absolute quotient of this divided by g in a new GF2Polynomial.
GF2Polynomial	GF2Polynomial.remainder(GF2Polynomial g)	Returns the remainder of this divided by g in a new GF2Polynomial.
GF2Polynomial	GF2Polynomial.shiftLeft()	Returns this GF2Polynomial shift-left by 1 in a new GF2Polynomial.
GF2Polynomial	GF2Polynomial.shiftLeft(int k)	Returns this GF2Polynomial shift-left by k in a new GF2Polynomial.
GF2Polynomial	GF2Polynomial.shiftRight()	Returns this GF2Polynomial shift-right by 1 in a new GF2Polynomial.
GF2Polynomial	GF2Polynomial.subtract(GF2Polynomial b)	Subtracts two GF2Polynomials, this and b, and returns the result in a new GF2Polynomial.
GF2Polynomial	GF2Polynomial.xor(GF2Polynomial b)	Returns the bitwise exclusive-or of this and b in a new GF2Polynomial.

Methods in org.bouncycastle.pqc.legacy.math.linearalgebra with parameters of type GF2Polynomial

Modifier and Type	Method	Description
GF2Polynomial	GF2Polynomial.add(GF2Polynomial b)	Adds two GF2Polynomials, this and b, and returns the result.
void	GF2Polynomial.addToThis(GF2Polynomial b)	Adds b to this GF2Polynomial and assigns the result to this GF2Polynomial.
GF2Polynomial[]	GF2Polynomial.divide(GF2Polynomial g)	Divides this by g and returns the quotient and remainder in a new GF2Polynomial[2], quotient in [0], remainder in [1].
GF2Polynomial	GF2Polynomial.gcd(GF2Polynomial g)	Returns the greatest common divisor of this and g in a new GF2Polynomial.
protected abstract GF2nElement	GF2nField.getRandomRoot(GF2Polynomial B0FieldPolynomial)	Computes a random root from the given irreducible fieldpolynomial according to IEEE 1363 algorithm A.5.6.
protected GF2nElement	GF2nONBField.getRandomRoot(GF2Polynomial polynomial)	Computes a random root of the given polynomial.
protected GF2nElement	GF2nPolynomialField.getRandomRoot(GF2Polynomial polynomial)	Compute a random root of the given GF2Polynomial.
protected final GF2Polynomial[]	GF2nField.invertMatrix(GF2Polynomial[] matrix)	Inverts the given matrix represented as bitstrings.
GF2Polynomial	GF2Polynomial.multiply(GF2Polynomial b)	Multiplies this GF2Polynomial with b and returns the result in a new GF2Polynomial.
GF2Polynomial	GF2Polynomial.multiplyClassic(GF2Polynomial b)	Multiplies this GF2Polynomial with b and returns the result in a new GF2Polynomial.
GF2Polynomial	GF2Polynomial.quotient(GF2Polynomial g)	Returns the absolute quotient of this divided by g in a new GF2Polynomial.
GF2Polynomial	GF2Polynomial.remainder(GF2Polynomial g)	Returns the remainder of this divided by g in a new GF2Polynomial.
void	GF2Polynomial.shiftLeftAddThis(GF2Polynomial b, int k)	Shifts left b and adds the result to Its a fast version of this = add(b.shl(k));
GF2Polynomial	GF2Polynomial.subtract(GF2Polynomial b)	Subtracts two GF2Polynomials, this and b, and returns the result in a new GF2Polynomial.
void	GF2Polynomial.subtractFromThis(GF2Polynomial b)	Subtracts b from this GF2Polynomial and assigns the result to this GF2Polynomial.
boolean	GF2Polynomial.vectorMult(GF2Polynomial b)	Does a vector-multiplication modulo 2 and returns the result as boolean.
GF2Polynomial	GF2Polynomial.xor(GF2Polynomial b)	Returns the bitwise exclusive-or of this and b in a new GF2Polynomial.
void	GF2Polynomial.xorThisBy(GF2Polynomial b)	Computes the bitwise exclusive-or of this GF2Polynomial and b and stores the result in this GF2Polynomial.

Constructors in org.bouncycastle.pqc.legacy.math.linearalgebra with parameters of type GF2Polynomial

Modifier	Constructor	Description
	GF2nPolynomial(GF2Polynomial polynomial, GF2nField B1)	Creates a new PolynomialGF2n from the given Bitstring polynomial over the GF2nField B1.
	GF2nPolynomialElement(GF2nPolynomialField f, GF2Polynomial bs)	Creates a new GF2nPolynomialElement using the given field and Bitstring.
	GF2nPolynomialField(int deg, SecureRandom random, GF2Polynomial polynomial)	Creates a new GF2nField of degree i and uses the given polynomial as field polynomial.
	GF2Polynomial(GF2Polynomial b)	Creates a new GF2Polynomial by cloneing the given GF2Polynomial b.