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A3DMathFct1DArctanCos
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.. c:type:: A3DMathFct1DArctanCos

   Type for an arctangent-based equation object.
   
   
      :c:struct:`~A3DMathFct1DArctanCosData`
   
   
   
      :ref:`Geometry Mathematical Module <group__a3d__maths>`
   
   




