Here are the classes, structs, unions and interfaces with brief descriptions:

[detail level 123]

▼Ntheoretica	Main namespace of the library which contains all functions and objects
▼N_internal
Cfunc_helper
Cfunc_helper< ReturnType(*)(Args...)>
Cfunc_helper< ReturnType(Args...)>
Cfunc_helper< ReturnType(Class::*)(Args...) const >
Cget_first
Cmake_void
Creturn_type_or_void
Creturn_type_or_void< Function, T, _internal::void_t< decltype(std::declval< Function >()(T(0.0)))> >
Cvector_element_or_void	Helper structure for vector_element_t
Cvector_element_or_void< Structure, _internal::void_t< decltype(std::declval< Structure & >()[0])> >	Helper structure for vector_element_t
▼Nautodiff	Differential operators with automatic differentiation
Cis_dual2_type	Type trait to check whether the given type is a multidual number
Cis_dual2_type< dual2 >	Type trait to check whether the given type is a multidual number
Cis_dual_type	Type trait to check whether the given type is a multidual number
Cis_dual_type< dual >	Type trait to check whether the given type is a multidual number
Cis_multidual_type	Type trait to check whether the given type is a multidual number
Cis_multidual_type< multidual< N > >	Type trait to check whether the given type is a multidual number
▼Node	Numerical methods for ordinary differential equations
Code_solution_t	The base type for the solution of an ODE, holding a vector \(t\) of the values of the time (independent variable) and a vector \(\vec x\) of the computed variables of the solution at each instant
▼Nregression	Regression to a model
Clinear_model	Structure for computation and storage of least squares linear regression results with model \(y = A + Bx\)
Ccomplex	Complex number in algebraic form \(a + ib\)
Cdual	Dual number class
Cdual2	Second order dual number class
Cextract_func_args	Extract the type of the arguments of a function
Cextract_func_args< Function(Args...)>
Chas_type_elements	Type trait to check whether an indexable container has elements of the given type
Chistogram	Histogram class with running statistics, can be constructed from the parameters of the bins or from a dataset
Cis_complex_type	Type trait to check whether the given type is a specialization of the complex number class or not, using the static boolean element is_complex_type<T>::value
Cis_complex_type< complex< T > >	Type trait to check whether the given type is a specialization of the complex number class or not, using the static boolean element is_complex_type<T>::value
Cis_indexable	Check whether a structure is indexable by a single integer index, by checking that it has the operator[](0)
Cis_indexable< Structure, _internal::void_t< decltype(std::declval< Structure >()[0])> >
Cis_iterable	Check whether a structure is iterable, by checking that it has a method begin()
Cis_iterable< Structure, _internal::void_t< decltype(std::declval< Structure >().begin())> >
Cis_matrix	Check whether a structure is considerable a matrix, by checking that it has an operator(), a rows() method and a cols() method
Cis_matrix< Structure, _internal::void_t< decltype(std::declval< Structure >()(0, 0)), decltype(std::declval< Structure >().rows()), decltype(std::declval< Structure >().cols())> >
Cis_orderable	Check whether a structure is orderable, by checking that it has a comparison operator<()
Cis_orderable< Structure, _internal::void_t< decltype(std::declval< Structure >()< std::declval< Structure >())> >
Cis_real_type	Type trait to check whether a type represents a real number
Cis_real_type< real >	Type trait to check whether a type represents a real number
Cis_vector	Check whether a structure is considerable a vector, by checking that it has an operator[] and a size() method
Cis_vector< Structure, _internal::void_t< decltype(std::declval< Structure >()[0]), decltype(std::declval< Structure >().size())> >
Cmat	A generic matrix with a fixed number of rows and columns
Cmat< Type, 0, 0 >	A generic matrix with a variable number of rows and columns
Cmat_iterator	A sequential iterator for matrices
Cmultidual	Multidual number algebra for functions of the form \(f: \mathbb{R}^n \rightarrow \mathbb{R}\)
Cpdf_sampler	A probability density function sampler which generates pseudorandom numbers following asymptotically a given distribution \(f(x; \vec \theta)\)
Cphasor	Complex number in exponential form \(\rho e^{i \theta}\)
Cpolynomial	A polynomial of arbitrary order
CPRNG	A pseudorandom number generator
Cquat	Quaternion class in the form \(a + bi + cj + dk\)
Cratio	Representing a ratio between two objects, like a fraction or a rational polynomial
Cspline	A natural cubic spline interpolation class
Cspline_node	A cubic splines node for a given x interval
Cvec	A statically allocated N-dimensional vector with elements of the given type
Cvec< Type, 0 >
Cvec_iterator	A sequential iterator for traversing vector-like containers