Rename pair_excluder to pair_vanishing

src/core/constraints.rs

@@ -45,7 +45,7 @@ pub fn point_excluder<F: ExtensionOf<BaseField>>(
 }
 
 // A vanishing polynomial on 2 circle points.
-pub fn pair_excluder<F: ExtensionOf<BaseField>>(
+pub fn pair_vanishing<F: ExtensionOf<BaseField>>(
     excluded0: CirclePoint<F>,
     excluded1: CirclePoint<F>,
     p: CirclePoint<F>,
@@ -182,7 +182,7 @@ mod tests {
 
     use super::{coset_vanishing, point_excluder, point_vanishing};
     use crate::core::circle::{CirclePoint, CirclePointIndex, Coset};
-    use crate::core::constraints::{complex_conjugate_line, pair_excluder};
+    use crate::core::constraints::{complex_conjugate_line, pair_vanishing};
     use crate::core::fields::m31::{BaseField, M31};
     use crate::core::fields::qm31::QM31;
     use crate::core::fields::{ComplexConjugate, Field};
@@ -227,9 +227,9 @@ mod tests {
         let excluded1 = Coset::half_odds(5).at(13);
         let point = (CirclePointIndex::generator() * 4).to_point();
 
-        assert_ne!(pair_excluder(excluded0, excluded1, point), M31::zero());
-        assert_eq!(pair_excluder(excluded0, excluded1, excluded0), M31::zero());
-        assert_eq!(pair_excluder(excluded0, excluded1, excluded1), M31::zero());
+        assert_ne!(pair_vanishing(excluded0, excluded1, point), M31::zero());
+        assert_eq!(pair_vanishing(excluded0, excluded1, excluded0), M31::zero());
+        assert_eq!(pair_vanishing(excluded0, excluded1, excluded1), M31::zero());
     }
 
     #[test]
@@ -290,7 +290,7 @@ mod tests {
         for point in large_domain.iter() {
             let line = complex_conjugate_line(vanish_point, vanish_point_value, point);
             let mut value = polynomial.eval_at_point(point) - line;
-            value /= pair_excluder(
+            value /= pair_vanishing(
                 vanish_point,
                 vanish_point.complex_conjugate(),
                 point.into_ef(),

src/core/oods.rs

@@ -1,7 +1,7 @@
 use super::air::Mask;
 use super::circle::{CirclePoint, CirclePointIndex};
 use super::constraints::{
-    complex_conjugate_line, pair_excluder, point_vanishing, EvalByEvaluation, EvalByPoly,
+    complex_conjugate_line, pair_vanishing, point_vanishing, EvalByEvaluation, EvalByPoly,
     PolyOracle,
 };
 use super::fields::m31::BaseField;
@@ -30,7 +30,7 @@ pub fn eval_pair_oods_quotient_point(
 ) -> SecureField {
     let num = eval.get_at(CirclePointIndex(0))
         - complex_conjugate_line(oods_point, oods_value, eval.point());
-    let denom = pair_excluder(
+    let denom = pair_vanishing(
         oods_point,
         oods_point.complex_conjugate(),
         eval.point().into_ef(),

src/fibonacci/component.rs

@@ -3,7 +3,7 @@ use num_traits::One;
 use crate::core::air::evaluation::{DomainEvaluationAccumulator, PointEvaluationAccumulator};
 use crate::core::air::{Component, ComponentTrace};
 use crate::core::circle::{CirclePoint, Coset};
-use crate::core::constraints::{coset_vanishing, pair_excluder};
+use crate::core::constraints::{coset_vanishing, pair_vanishing};
 use crate::core::fields::m31::BaseField;
 use crate::core::fields::qm31::SecureField;
 use crate::core::fields::{ExtensionOf, Field};
@@ -29,7 +29,7 @@ impl FibonacciComponent {
     ) -> F {
         let constraint_zero_domain = Coset::subgroup(self.log_size);
         let constraint_value = mask[0].square() + mask[1].square() - mask[2];
-        let selector = pair_excluder(
+        let selector = pair_vanishing(
             constraint_zero_domain
                 .at(constraint_zero_domain.size() - 2)
                 .into_ef(),
@@ -58,7 +58,7 @@ impl FibonacciComponent {
         let linear = F::one() + point.y * (self.claim - BaseField::one()) * p.y.inverse();
 
         let num = mask[0] - linear;
-        let denom = pair_excluder(p.into_ef(), CirclePoint::zero(), point);
+        let denom = pair_vanishing(p.into_ef(), CirclePoint::zero(), point);
         num / denom
     }
 }