Enum SymbolicVar

pub enum SymbolicVar<N: Field> {
    Const(N, Digest<N>),
    Val(Var<N>, Digest<N>),
    Add(Arc<SymbolicVar<N>>, Arc<SymbolicVar<N>>, Digest<N>),
    Mul(Arc<SymbolicVar<N>>, Arc<SymbolicVar<N>>, Digest<N>),
    Sub(Arc<SymbolicVar<N>>, Arc<SymbolicVar<N>>, Digest<N>),
    Neg(Arc<SymbolicVar<N>>, Digest<N>),
}

A symbolic variable. For any binary operator, at least one of the operands must be variable.

Variants

Const(N, Digest<N>)

Val(Var<N>, Digest<N>)

Add(Arc<SymbolicVar<N>>, Arc<SymbolicVar<N>>, Digest<N>)

Mul(Arc<SymbolicVar<N>>, Arc<SymbolicVar<N>>, Digest<N>)

Sub(Arc<SymbolicVar<N>>, Arc<SymbolicVar<N>>, Digest<N>)

Neg(Arc<SymbolicVar<N>>, Digest<N>)

Trait Implementations

impl<N: Field> AbstractField for SymbolicVar<N>

const ZERO: Self = _

const ONE: Self = _

const TWO: Self = _

const NEG_ONE: Self = _

type F = N

fn from_f(f: Self::F) -> Self

fn from_bool(b: bool) -> Self

Convert from a bool.

fn from_canonical_u8(n: u8) -> Self

Convert from a canonical u8.

fn from_canonical_u16(n: u16) -> Self

Convert from a canonical u16.

fn from_canonical_u32(n: u32) -> Self

Convert from a canonical u32.

fn from_canonical_u64(n: u64) -> Self

Convert from a canonical u64.

fn from_canonical_usize(n: usize) -> Self

Convert from a canonical usize.

fn from_wrapped_u32(n: u32) -> Self

fn from_wrapped_u64(n: u64) -> Self

fn double(&self) -> Self

fn square(&self) -> Self

fn cube(&self) -> Self

fn exp_u64(&self, power: u64) -> Self

Exponentiation by a u64 power.

fn exp_const_u64<const POWER: u64>(&self) -> Self

fn exp_power_of_2(&self, power_log: usize) -> Self

fn mul_2exp_u64(&self, exp: u64) -> Self

self * 2^exp

fn powers(&self) -> Powers<Self>

fn shifted_powers(&self, start: Self) -> Powers<Self>

fn powers_packed<P>(&self) -> PackedPowers<Self, P>

where P: PackedField<Scalar = Self>,

fn shifted_powers_packed<P>(&self, start: Self) -> PackedPowers<Self, P>

where P: PackedField<Scalar = Self>,

fn dot_product<const N: usize>(u: &[Self; N], v: &[Self; N]) -> Self

fn try_div<Rhs>(self, rhs: Rhs) -> Option<Self::Output>

where Rhs: Field, Self: Mul<Rhs>,

fn zero_vec(len: usize) -> Vec<Self>

Allocates a vector of zero elements of length len. Many operating systems zero pages before assigning them to a userspace process. In that case, our process should not need to write zeros, which would be redundant. However, the compiler may not always recognize this.

impl<N: Field, RHS: Into<SymbolicVar<N>> + NotSymbolicVar> Add<RHS> for SymbolicVar<N>

type Output = SymbolicVar<N>

The resulting type after applying the + operator.

fn add(self, rhs: RHS) -> Self::Output

Performs the + operation.

impl<N: Field> Add for SymbolicVar<N>

type Output = SymbolicVar<N>

The resulting type after applying the + operator.

fn add(self, rhs: Self) -> Self::Output

Performs the + operation.

impl<N: Field> AddAssign for SymbolicVar<N>

fn add_assign(&mut self, rhs: Self)

Performs the += operation.

impl<N: Clone + Field> Clone for SymbolicVar<N>

fn clone(&self) -> SymbolicVar<N>

Returns a copy of the value.

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

Performs copy-assignment from source.

impl<N: Debug + Field> Debug for SymbolicVar<N>

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

Formats the value using the given formatter.

impl<N: Field> Default for SymbolicVar<N>

fn default() -> Self

Returns the “default value” for a type.

impl<N: Field> From<N> for SymbolicVar<N>

fn from(n: N) -> Self

Converts to this type from the input type.

impl<N: Field> From<RVar<N>> for SymbolicVar<N>

fn from(value: RVar<N>) -> Self

Converts to this type from the input type.

impl<N: PrimeField> From<Usize<N>> for SymbolicVar<N>

fn from(value: Usize<N>) -> Self

Converts to this type from the input type.

impl<N: Field> From<Var<N>> for SymbolicVar<N>

fn from(v: Var<N>) -> Self

Converts to this type from the input type.

impl<N: Field> Hash for SymbolicVar<N>

fn hash<H: Hasher>(&self, state: &mut H)

Feeds this value into the given Hasher.

fn hash_slice<H>(data: &[Self], state: &mut H)

where H: Hasher, Self: Sized,

Feeds a slice of this type into the given Hasher.

impl<N: Field, RHS: Into<SymbolicVar<N>> + NotSymbolicVar> Mul<RHS> for SymbolicVar<N>

type Output = SymbolicVar<N>

The resulting type after applying the * operator.

fn mul(self, rhs: RHS) -> Self::Output

Performs the * operation.

impl<N: Field> Mul<SymbolicVar<N>> for Var<N>

type Output = SymbolicVar<N>

The resulting type after applying the * operator.

fn mul(self, rhs: SymbolicVar<N>) -> Self::Output

Performs the * operation.

impl<N: Field> Mul for SymbolicVar<N>

type Output = SymbolicVar<N>

The resulting type after applying the * operator.

fn mul(self, rhs: Self) -> Self::Output

Performs the * operation.

impl<N: Field> MulAssign for SymbolicVar<N>

fn mul_assign(&mut self, rhs: Self)

Performs the *= operation.

impl<N: Field> Neg for SymbolicVar<N>

type Output = SymbolicVar<N>

The resulting type after applying the - operator.

fn neg(self) -> Self::Output

Performs the unary - operation.

impl<N: Field> PartialEq for SymbolicVar<N>

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

Tests for self and other values to be equal, and is used by ==.

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

Tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.

impl<N: Field> Product for SymbolicVar<N>

fn product<I: Iterator<Item = Self>>(iter: I) -> Self

Takes an iterator and generates Self from the elements by multiplying the items.

impl<N: Field, RHS: Into<SymbolicVar<N>> + NotSymbolicVar> Sub<RHS> for SymbolicVar<N>

type Output = SymbolicVar<N>

The resulting type after applying the - operator.

fn sub(self, rhs: RHS) -> Self::Output

Performs the - operation.

impl<N: Field> Sub for SymbolicVar<N>

type Output = SymbolicVar<N>

The resulting type after applying the - operator.

fn sub(self, rhs: Self) -> Self::Output

Performs the - operation.

impl<N: Field> SubAssign for SymbolicVar<N>

fn sub_assign(&mut self, rhs: Self)

Performs the -= operation.

impl<N: Field> Sum for SymbolicVar<N>

fn sum<I: Iterator<Item = Self>>(iter: I) -> Self

Takes an iterator and generates Self from the elements by “summing up” the items.

impl<N: Field> Eq for SymbolicVar<N>