ampsci
c++ program for high-precision atomic structure calculations of single-valence systems
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Numerical integration and differentiation. Bit of a mess right now.. More...
Enumerations | |
enum | Direction { zero_to_r , r_to_inf } |
enum | t_grid { linear , logarithmic } |
Functions | |
template<typename C , typename... Args> | |
double | integrate (const double dt, std::size_t beg, std::size_t end, const C &f1, const Args &...rest) |
template<typename T > | |
std::vector< T > | derivative (const std::vector< T > &f, const std::vector< T > &drdt, const T dt, const int order=1) |
template<Direction direction, typename Real > | |
void | additivePIntegral (std::vector< Real > &answer, const std::vector< Real > &f, const std::vector< Real > &g, const std::vector< Real > &h, const Grid &gr, std::size_t pinf=0) |
template<Direction direction, typename Real > | |
void | additivePIntegral (std::vector< Real > &answer, const std::vector< Real > &f, const std::vector< Real > &g, const Grid &gr, std::size_t pinf=0) |
template<Direction direction, typename Real > | |
std::vector< Real > | partialIntegral (const std::vector< Real > &f, const std::vector< Real > &g, const std::vector< Real > &h, const Grid &gr, std::size_t pinf=0) |
std::function< double(long unsigned)> | linx (double a, double dt) |
std::function< double(long unsigned)> | one () |
std::function< double(long unsigned)> | logx (double a, double dt) |
double | num_integrate (const std::function< double(double)> &f, double a, double b, long unsigned n_pts, t_grid type=linear) |
Variables | |
constexpr std::size_t | Nquad = 13 |
constexpr QintCoefs< Nquad > | quintcoef |
constexpr auto | cq = quintcoef.cq |
constexpr auto | dq_inv = quintcoef.dq_inv |
Numerical integration and differentiation. Bit of a mess right now..
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inline |
Wquad(im)
Wquad(i2)