CorewiseGeometryOps.point_norm_sq
=================================

.. py:method:: t3toolbox.backend.geometry.CorewiseGeometryOps.point_norm_sq(x_cores)

   .. code-block:: python

      def point_norm_sq(self, x_cores):


   ``Σ‖core_i‖²`` -- weight decay on the raw cores, **per-element over the stack ``C``**
   (shape = ``C``, a 0-d scalar unstacked).