Reference documentation for deal.II version 9.3.0

#include <deal.II/differentiation/ad/ad_number_traits.h>

## Detailed Description

 ScalarType A real or complex floating point number. ADNumberTypeCode An enumeration specifying the type code for the supported auto-differentiable counterpart to the given ScalarType. T An arbitrary type resulting from the application of the SFINAE idiom to selectively specialize this class.