Stan Math Library  4.9.0 Automatic Differentiation
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sin.hpp
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1#ifndef STAN_MATH_PRIM_FUN_SIN_HPP
2#define STAN_MATH_PRIM_FUN_SIN_HPP
3
8
9
10#include <cmath>
11#include <complex>
12
13namespace stan {
14namespace math {
15
23struct sin_fun {
24 template <typename T>
25 static inline auto fun(const T& x) {
26 using std::sin;
27 return sin(x);
28 }
29};
30
38template <
42inline auto sin(const T& x) {
44}
45
54template <typename Container,
56inline auto sin(const Container& x) {
58 x, [&](const auto& v) { return v.array().sin(); });
59}
60
61namespace internal {
69template <typename V>
70inline std::complex<V> complex_sin(const std::complex<V>& z) {
71 return neg_i_times(sinh(i_times(z)));
72}
73} // namespace internal
74
75} // namespace math
76} // namespace stan
77
78#endif
require_not_t< container_type_check_base< is_container, scalar_type_t, TypeCheck, Check... > > require_not_container_st
Require type does not satisfy is_container.
require_t< container_type_check_base< is_container, scalar_type_t, TypeCheck, Check... > > require_container_st
Require type satisfies is_container.
require_all_not_t< is_nonscalar_prim_or_rev_kernel_expression< std::decay_t< Types > >... > require_all_not_nonscalar_prim_or_rev_kernel_expression_t
Require none of the types satisfy is_nonscalar_prim_or_rev_kernel_expression.
require_not_t< is_var_matrix< std::decay_t< T > > > require_not_var_matrix_t
Require type does not satisfy is_var_matrix.
std::complex< V > complex_sin(const std::complex< V > &z)
Return the sine of the complex argument.
Definition sin.hpp:70
fvar< T > sin(const fvar< T > &x)
Definition sin.hpp:14
std::complex< T > i_times(const std::complex< T > &z)
Return the specified complex number multiplied by i.
Definition i_times.hpp:20
std::complex< T > neg_i_times(const std::complex< T > &z)
Return the specified complex number multiplied by -i.
Definition i_times.hpp:36
fvar< T > sinh(const fvar< T > &x)
Definition sinh.hpp:13
The lgamma implementation in stan-math is based on either the reentrant safe lgamma_r implementation ...
Base template class for vectorization of unary scalar functions defined by a template class F to a sc...
static auto fun(const T &x)
Definition sin.hpp:25
Structure to wrap sin() so it can be vectorized.
Definition sin.hpp:23