From 3bc1e65a7abfa2dd3c54c4048698b562c7e4746f Mon Sep 17 00:00:00 2001
From: Nicholas Ward <npward@berkeley.edu>
Date: Mon, 26 Sep 2022 11:11:41 -0700
Subject: [PATCH] fix

---
 field/src/goldilocks_field.rs   | 2 +-
 plonky2/examples/square_root.rs | 2 ++
 2 files changed, 3 insertions(+), 1 deletion(-)

diff --git a/field/src/goldilocks_field.rs b/field/src/goldilocks_field.rs
index 65315a01..537b1f11 100644
--- a/field/src/goldilocks_field.rs
+++ b/field/src/goldilocks_field.rs
@@ -303,7 +303,7 @@ impl GoldilocksField {
         } else if self.is_quadratic_residue() {
             let t = (Self::order() - BigUint::from(1u32))
                 / (BigUint::from(2u32).pow(Self::TWO_ADICITY as u32));
-            let mut z = Self::POWER_OF_TWO_GENERATOR.exp_biguint(&t);
+            let mut z = Self::MULTIPLICATIVE_GROUP_GENERATOR.exp_biguint(&t);
             let mut w = self.exp_biguint(&((t - BigUint::from(1u32)) / BigUint::from(2u32)));
             let mut x = w * *self;
             let mut b = x * w;
diff --git a/plonky2/examples/square_root.rs b/plonky2/examples/square_root.rs
index 4e1a37d7..b20bf8e6 100644
--- a/plonky2/examples/square_root.rs
+++ b/plonky2/examples/square_root.rs
@@ -30,7 +30,9 @@ impl SimpleGenerator<GoldilocksField> for SquareRootGenerator<GoldilocksField, 2
         out_buffer: &mut GeneratedValues<GoldilocksField>,
     ) {
         let x_squared = witness.get_target(self.x_squared);
+        dbg!(x_squared);
         let x = x_squared.sqrt().unwrap();
+        dbg!(x);
 
         out_buffer.set_target(self.x, x);
     }