Stan Math Library  2.14.0
reverse mode automatic differentiation
fabs.hpp
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1 #ifndef STAN_MATH_PRIM_MAT_FUN_FABS_HPP
2 #define STAN_MATH_PRIM_MAT_FUN_FABS_HPP
3 
5 #include <cmath>
6 
7 namespace stan {
8  namespace math {
9 
17  struct fabs_fun {
18  template <typename T>
19  static inline T fun(const T& x) {
20  using std::fabs;
21  return fabs(x);
22  }
23  };
24 
32  template <typename T>
34  fabs(const T& x) {
36  }
37 
38  }
39 }
40 
41 #endif
fvar< T > fabs(const fvar< T > &x)
Definition: fabs.hpp:15
Eigen::Matrix< scalar_t, T::RowsAtCompileTime, T::ColsAtCompileTime > return_t
Return type for applying the function elementwise to a matrix expression template of type T...
var fabs(const var &a)
Return the absolute value of the variable (cmath).
Definition: fabs.hpp:49
static T fun(const T &x)
Definition: fabs.hpp:19
Structure to wrap fabs() so that it can be vectorized.
Definition: fabs.hpp:17
static return_t apply(const T &x)
Return the result of applying the function defined by the template parameter F to the specified matri...

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