Changed import to avoid circular dependencies.

Author: EduardoTerres

skfda/misc/covariances.py

@@ -9,8 +9,8 @@
 from matplotlib.figure import Figure
 from scipy.special import gamma, kv
 
-from ..misc import inner_product_matrix
-from ..misc.metrics import PairwiseMetric, LpNorm, l2_distance
+from ..misc._math import inner_product_matrix
+from ..misc.metrics import PairwiseMetric, l2_distance
 from ..representation import FData, FDataBasis, FDataGrid
 from ..representation.basis import TensorBasis
 from ..typing._numpy import ArrayLike, NDArrayFloat