diff --git a/src/vec2.rs b/src/vec2.rs
index f4743fc2..01f86060 100644
--- a/src/vec2.rs
+++ b/src/vec2.rs
@@ -61,7 +61,14 @@ macro_rules! impl_vec2_signed_methods {
         }
 
         /// The perpendicular dot product of `self` and `other`.
+        /// Also known as the wedge product, 2d cross product, and determinant.
         #[inline(always)]
+        #[cfg_attr(
+            docsrs,
+            doc(alias = "wedge"),
+            doc(alias = "cross"),
+            doc(alias = "determinant")
+        )]
         pub fn perp_dot(self, other: $vec2) -> $t {
             self.0.perp_dot(other.0)
         }