logos-storage/plonky2
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fixed nits

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This commit is contained in:
Nicholas Ward 2021-07-22 14:12:49 -07:00
parent 3612b9f05e
commit 9c287aac79
1 changed files with 3 additions and 3 deletions
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6
src/field/field.rs
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@ -246,7 +246,7 @@ pub trait Field:
fn kth_root(&self, k: u64) -> Self { fn kth_root(&self, k: u64) -> Self {
let p = Self::order().clone(); let p = Self::order().clone();
let p_minus_1 = p.clone() - 1u32; let p_minus_1 = &p - 1u32;
debug_assert!( debug_assert!(
Self::is_monomial_permutation(k), Self::is_monomial_permutation(k),
"Not a permutation of this field" "Not a permutation of this field"
@ -259,8 +259,8 @@ pub trait Field:
// x^((p + n(p - 1))/k)^k = x, // x^((p + n(p - 1))/k)^k = x,
// implying that x^((p + n(p - 1))/k) is a k'th root of x. // implying that x^((p + n(p - 1))/k) is a k'th root of x.
for n in 0..k { for n in 0..k {
let numerator = p.clone() + &p_minus_1 * n; let numerator = &p + &p_minus_1 * n;
if numerator.clone() % k == BigUint::zero() { if (&numerator % k).is_zero() {
let power = (numerator / k) % p_minus_1; let power = (numerator / k) % p_minus_1;
return self.exp_biguint(&power); return self.exp_biguint(&power);
} }