Struct bellperson::bls::Fq2

pub struct Fq2 {
    pub c0: Fq,
    pub c1: Fq,
}

An element of Fq2, represented by c0 + c1 * u.

Fields

c0: Fq

c1: Fq

Implementations

impl Fq2

pub fn mul_by_nonresidue(&mut self)

Multiply this element by the cubic and quadratic nonresidue 1 + u.

pub fn norm(&self) -> Fq

Norm of Fq2 as extension field in i over Fq

Trait Implementations

impl Clone for Fq2

pub fn clone(&self) -> Fq2

Returns a copy of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for Fq2

pub fn fmt(&self, f: &mut Formatter<'_>) -> Result<(), Error>

Formats the value using the given formatter.

impl<'de> Deserialize<'de> for Fq2

pub fn deserialize<__D>(
    __deserializer: __D
) -> Result<Fq2, <__D as Deserializer<'de>>::Error> where
    __D: Deserializer<'de>, 

Deserialize this value from the given Serde deserializer.

impl Display for Fq2

pub fn fmt(&self, f: &mut Formatter<'_>) -> Result<(), Error>

Formats the value using the given formatter.

impl Field for Fq2

pub fn random<R>(rng: &mut R) -> Fq2 where
    R: RngCore, 

Returns an element chosen uniformly at random using a user-provided RNG.

pub fn zero() -> Fq2

Returns the zero element of the field, the additive identity.

pub fn one() -> Fq2

Returns the one element of the field, the multiplicative identity.

pub fn is_zero(&self) -> bool

Returns true iff this element is zero.

pub fn square(&mut self)

Squares this element.

pub fn double(&mut self)

Doubles this element.

pub fn negate(&mut self)

Negates this element.

pub fn add_assign(&mut self, other: &Fq2)

Adds another element to this element.

pub fn sub_assign(&mut self, other: &Fq2)

Subtracts another element from this element.

pub fn mul_assign(&mut self, other: &Fq2)

Multiplies another element by this element.

pub fn inverse(&self) -> Option<Fq2>

Computes the multiplicative inverse of this element, if nonzero.

pub fn frobenius_map(&mut self, power: usize)

Exponentiates this element by a power of the base prime modulus via the Frobenius automorphism.

fn pow<S>(&self, exp: S) -> Self where
    S: AsRef<[u64]>, 

Exponentiates this element by a number represented with u64 limbs, least significant digit first.

impl FromRO for Fq2

Fq2 implementation: hash to two elemnts of Fq and combine.

type Length = UInt<UInt<UInt<UInt<UInt<UInt<UInt<UInt<UTerm, B1>, B0>, B0>, B0>, B0>, B0>, B0>, B0>

pub fn from_ro(
    okm: &GenericArray<u8, UInt<UInt<UInt<UInt<UInt<UInt<UInt<UInt<UTerm, B1>, B0>, B0>, B0>, B0>, B0>, B0>, B0>>
) -> Fq2

impl Ord for Fq2

Fq2 elements are ordered lexicographically.

pub fn cmp(&self, other: &Fq2) -> Ordering

This method returns an Ordering between self and other.

#[must_use]

fn max(self, other: Self) -> Self

Compares and returns the maximum of two values.

#[must_use]

fn min(self, other: Self) -> Self

Compares and returns the minimum of two values.

#[must_use]

fn clamp(self, min: Self, max: Self) -> Self

Restrict a value to a certain interval.

impl PartialEq<Fq2> for Fq2

pub fn eq(&self, other: &Fq2) -> bool

This method tests for self and other values to be equal, and is used by ==.

pub fn ne(&self, other: &Fq2) -> bool

This method tests for !=.

impl PartialOrd<Fq2> for Fq2

pub fn partial_cmp(&self, other: &Fq2) -> Option<Ordering>

This method returns an ordering between self and other values if one exists.

#[must_use]

fn lt(&self, other: &Rhs) -> bool

This method tests less than (for self and other) and is used by the < operator.

#[must_use]

fn le(&self, other: &Rhs) -> bool

This method tests less than or equal to (for self and other) and is used by the <= operator.

#[must_use]

fn gt(&self, other: &Rhs) -> bool

This method tests greater than (for self and other) and is used by the > operator.

#[must_use]

fn ge(&self, other: &Rhs) -> bool

This method tests greater than or equal to (for self and other) and is used by the >= operator.

impl Serialize for Fq2

pub fn serialize<__S>(
    &self,
    __serializer: __S
) -> Result<<__S as Serializer>::Ok, <__S as Serializer>::Error> where
    __S: Serializer, 

Serialize this value into the given Serde serializer.

impl Signum0 for Fq2

pub fn sgn0(&self) -> Sgn0Result

Returns either Negative or NonNegative.

fn negate_if(&mut self, sgn: Sgn0Result)

Negate if the argument is Negative.

impl SqrtField for Fq2

pub fn legendre(&self) -> LegendreSymbol

Returns the Legendre symbol of the field element.

pub fn sqrt(&self) -> Option<Fq2>

Returns the square root of the field element, if it is quadratic residue.

impl Copy for Fq2

impl Eq for Fq2

impl StructuralEq for Fq2

impl StructuralPartialEq for Fq2