        // The points (X, Y, Z) and (X', Y', Z')
-       // are equal when (X * Z^2) = (X' * Z'^2)
-       // and (Y * Z^3) = (Y' * Z'^3).
+       // are equal when (X * Z'^2) = (X' * Z^2)
+       // and (Y * Z'^3) = (Y' * Z^3).
