Fix the definition of PairingFriendlyCycle (#217)

* Update lib.rs * Update CHANGELOG.md * Update CHANGELOG.md * Update CHANGELOG.md Co-authored-by: Pratyush Mishra <pratyushmishra@berkeley.edu> Co-authored-by: Pratyush Mishra <pratyushmishra@berkeley.edu>
arkworks-rs · Feb 9, 2021 · b6c08c1 · b6c08c1
1 parent a3a1ab2
commit b6c08c1
Show file tree

Hide file tree

Showing 2 changed files with 3 additions and 2 deletions.
diff --git a/CHANGELOG.md b/CHANGELOG.md
@@ -96,5 +96,6 @@ The main features of this release are:
 - #165 (ark-ff) Enforce in the type system that an extension fields `BaseField` extends from the correct `BasePrimeField`.
 - #184 Compile with `panic='abort'` in release mode, for safety of the library across FFI boundaries.
 - #192 Fix a bug in the assembly backend for finite field arithmetic.
+- #217 (ark-ec) Fix the definition of `PairingFriendlyCycle` introduced in #190.
 
 ## v0.1.0 (Initial release of arkworks/algebra)
diff --git a/ec/src/lib.rs b/ec/src/lib.rs
@@ -347,8 +347,8 @@ pub trait PairingFriendlyCycle: CurveCycle {
     >;
 
     type Engine2: PairingEngine<
-        G2Affine = Self::E2,
-        G2Projective = <Self::E2 as AffineCurve>::Projective,
+        G1Affine = Self::E2,
+        G1Projective = <Self::E2 as AffineCurve>::Projective,
         Fq = <Self::E2 as AffineCurve>::BaseField,
         Fr = <Self::E2 as AffineCurve>::ScalarField,
     >;