linearized operator (or the tangent one) :math:`\mathbf{H}` of the
:math:`\mathcal{H}` near the chosen checking point.
+.. ------------------------------------ ..
+.. include:: snippets/Header2Algo12.rst
+
+.. include:: snippets/FeaturePropDerivativeNeeded.rst
+
+.. include:: snippets/FeaturePropParallelDerivativesOnly.rst
+
.. ------------------------------------ ..
.. include:: snippets/Header2Algo02.rst