taylor_exponential.hpp File Reference

Matrix-free Taylor action for validation-oriented exponential actions. More...

#include <uni20/krylov/matrix_free.hpp>
#include <algorithm>
#include <cmath>
#include <concepts>
#include <limits>
#include <optional>
#include <stdexcept>
#include <type_traits>
#include <utility>

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Classes
struct	uni20::krylov::TaylorExponentialDiagnostics< Scalar >
	Diagnostic state for Taylor exponential actions. More...
struct	uni20::krylov::TaylorExponentialParams< Scalar >
	Parameters for conservative Taylor scaling exponential actions. More...
struct	uni20::krylov::TaylorExponentialResult< Scalar, Vector >
	Result for validation-oriented Taylor exponential actions. More...

Namespaces
namespace	uni20
namespace	uni20::krylov

Functions
template<uni20::RealOrComplex Scalar, typename TimeScalar , typename Vector , KrylovMatrixFreeOperator< Vector, Scalar > Ops> requires (std::constructible_from<uni20::make_real_t<Scalar>, TimeScalar> || (uni20::Complex<Scalar> && std::constructible_from<Scalar, TimeScalar>))
TaylorExponentialResult< Scalar, Vector >	uni20::krylov::taylor_exponential_action (Ops &ops, Vector const &initial, TimeScalar time, uni20::make_real_t< Scalar > operator_norm_bound, TaylorExponentialParams< uni20::make_real_t< Scalar > > const &params={})
	Compute exp(t A) v using conservative scaled Taylor series.

Detailed Description

Matrix-free Taylor action for validation-oriented exponential actions.