Various small changes

pygeo/constraints/areaConstraint.py

@@ -38,7 +38,7 @@ def __init__(
         if geograd_parallel is None:
             raise ImportError("Geograd package must be installed to use triangulated surface constraint")
 
-        super().__init__(name, 2, -1e10, 0.0, scale, None, addToPyOpt)
+        super().__init__(name, 2, None, 0.0, scale, None, addToPyOpt)
 
         self.comm = comm
 

pygeo/parameterization/DVGeo.py

@@ -506,7 +506,7 @@ def addRefAxis(
                     "rot0axis": rot0axis,
                 }
             nAxis = len(curve.coef)
-        elif xFraction or yFraction or zFraction:
+        elif xFraction is not None or yFraction is not None or zFraction is not None:
             # Some assumptions
             #   - FFD should be a close approximation of geometry surface so that
             #       xFraction roughly corresponds to airfoil LE, TE, or 1/4 chord
@@ -1520,6 +1520,7 @@ def addCompositeDV(self, dvName, ptSetName=None, u=None, scale=None, prependName
             self.computeTotalJacobian(ptSetName)
             J_full = self.JT[ptSetName].todense()  # this is in CSR format but we convert it to a dense matrix
             u, s, _ = np.linalg.svd(J_full, full_matrices=False)
+            u = np.array(u)
             scale = np.sqrt(s)
             # normalize the scaling
             scale = scale * (NDV / np.sum(scale))