l':ref:`section_ref_algorithm_LinearityTest`), et le tangent est valide jusqu'à
ce que l'on atteigne la précision du calcul.
+.. ------------------------------------ ..
+.. include:: snippets/Header2Algo12.rst
+
+.. include:: snippets/FeaturePropDerivativeNeeded.rst
+
.. ------------------------------------ ..
.. include:: snippets/Header2Algo02.rst