Stan Math Library  2.20.0
reverse mode automatic differentiation
is_ordered.hpp
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1 #ifndef STAN_MATH_PRIM_ARR_ERR_IS_ORDERED_HPP
2 #define STAN_MATH_PRIM_ARR_ERR_IS_ORDERED_HPP
3 
5 #include <vector>
6 #include <string>
7 
8 namespace stan {
9 namespace math {
10 
18 template <typename T_y>
19 inline bool is_ordered(const std::vector<T_y>& y) {
20  for (size_t n = 1; n < y.size(); ++n) {
21  if (!(y[n] > y[n - 1]))
22  return false;
23  }
24  return true;
25 }
26 
27 } // namespace math
28 } // namespace stan
29 #endif
bool is_ordered(const std::vector< T_y > &y)
Return true if the vector is sorted into strictly increasing order.
Definition: is_ordered.hpp:19

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