Stan Math Library  2.14.0
reverse mode automatic differentiation
fma.hpp
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1 #ifndef STAN_MATH_PRIM_SCAL_FUN_FMA_HPP
2 #define STAN_MATH_PRIM_SCAL_FUN_FMA_HPP
3 
4 #include <boost/math/tools/promotion.hpp>
5 
6 namespace stan {
7  namespace math {
8 
22  template <typename T1, typename T2, typename T3>
23  inline typename boost::math::tools::promote_args<T1, T2, T3>::type
24  fma(const T1& x, const T2& y, const T3& z) {
25  return x * y + z;
26  }
27 
28  }
29 }
30 #endif
fvar< typename stan::return_type< T1, T2, T3 >::type > fma(const fvar< T1 > &x1, const fvar< T2 > &x2, const fvar< T3 > &x3)
The fused multiply-add operation (C99).
Definition: fma.hpp:61

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